*{margin:0;padding:0;box-sizing:border-box}
:root{
  --accent:#FF6B35;
  --accent-hover:#ff7b4f;
  --accent-active:#f35f24;
  --accent-light:rgba(255,107,53,.12);
  --accent-gradient:linear-gradient(135deg,#ff6b35 0%,#ff8a5b 52%,#ffb17a 100%);
  --bg:#fafafa;
  --white:rgba(255,255,255,.18);
  --surface-2:rgba(255,255,255,.56);
  --surface-3:rgba(255,255,255,.88);
  --surface-strong:rgba(255,255,255,.95);
  --text:#1f2430;
  --text2:#5f6779;
  --text3:#8c93a4;
  --border:rgba(255,255,255,.5);
  --border-strong:rgba(199,206,218,.85);
  --bg-input:rgba(255,255,255,.55);
  --shadow:0 1px 2px rgba(0,0,0,.04),0 4px 12px rgba(0,0,0,.06),0 8px 24px rgba(0,0,0,.04);
  --shadow-hover:0 10px 26px rgba(18,26,44,.12),0 18px 48px rgba(18,26,44,.08);
  --shadow-inset:inset 0 1px 0 rgba(255,255,255,.45), inset 0 -1px 0 rgba(0,0,0,.02);
  --glass-blur:blur(32px) saturate(2);
  --radius-sm:10px;
  --radius-md:18px;
  --radius-lg:24px;
  --radius-xl:32px;
  --transition-fast:.18s ease;
  --transition-theme:.28s ease;
}
[data-theme="dark"]{
  --bg:linear-gradient(160deg,#050810 0%,#0a0e1c 35%,#0e1225 65%,#090d18 100%);
  --white:rgba(20,23,35,.68);
  --surface-2:rgba(255,255,255,.05);
  --surface-3:rgba(34,37,48,.86);
  --surface-strong:rgba(29,32,42,.96);
  --text:#eef1f7;
  --text2:#b3bac9;
  --text3:#7f889a;
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(255,255,255,.14);
  --bg-input:rgba(20,23,35,.85);
  --shadow:0 1px 2px rgba(0,0,0,.2),0 4px 12px rgba(0,0,0,.3);
  --shadow-hover:0 12px 28px rgba(0,0,0,.42),0 24px 56px rgba(0,0,0,.26);
  --shadow-inset:inset 0 1px 0 rgba(255,255,255,.03), inset 0 -1px 0 rgba(0,0,0,.18);
  --accent:#ff8659;
  --accent-hover:#ff976d;
  --accent-active:#ff7443;
  --accent-light:rgba(255,134,89,.14);
  --accent-gradient:linear-gradient(135deg,#ff7d51 0%,#ff976d 52%,#ffb486 100%);
}
html,body{height:100%}
body{
  font-family:'Pretendard',-apple-system,BlinkMacSystemFont,Inter,ui-sans-serif,system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  display:flex;
  flex-direction:column;
  overflow:hidden;
  transition:background var(--transition-theme),color var(--transition-theme),border-color var(--transition-theme);
}
body::before,
body::after{
  content:'';
  position:fixed;
  pointer-events:none;
  z-index:0;
  border-radius:999px;
  filter:blur(80px);
  animation:meshFloat 20s ease-in-out infinite;
}
body::before{
  width:80vw;height:80vh;top:-20%;right:-10%;
  background:radial-gradient(ellipse,rgba(255,107,53,.16) 0%,transparent 70%);
  filter:blur(120px);
  animation-name:meshFloat1;
}
body::after{
  width:70vw;height:70vh;left:-10%;bottom:-10%;
  background:radial-gradient(ellipse,rgba(255,160,100,.1) 0%,transparent 70%);
  filter:blur(120px);
  animation-name:meshFloat2;
}
@keyframes meshFloat1{
  0%,100%{transform:translate(0,0) scale(1)}
  25%{transform:translate(40px,60px) scale(1.08)}
  50%{transform:translate(-20px,30px) scale(0.95)}
  75%{transform:translate(30px,-20px) scale(1.05)}
}
@keyframes meshFloat2{
  0%,100%{transform:translate(0,0) scale(1)}
  25%{transform:translate(-30px,-40px) scale(1.06)}
  50%{transform:translate(50px,-20px) scale(0.96)}
  75%{transform:translate(-20px,50px) scale(1.04)}
}
[data-theme="dark"] body::before{
  width:600px;height:600px;top:-180px;right:-80px;
  background:radial-gradient(circle,rgba(255,107,53,.22) 0%,rgba(255,107,53,.08) 38%,rgba(255,107,53,0) 70%);
  filter:blur(80px);
}
[data-theme="dark"] body::after{
  width:500px;height:500px;left:-150px;bottom:0%;
  background:radial-gradient(circle,rgba(255,100,50,.14) 0%,rgba(255,100,50,.04) 38%,rgba(255,100,50,0) 72%);
  filter:blur(80px);
}
body,body *{transition:background-color var(--transition-theme),color var(--transition-theme),border-color var(--transition-theme),box-shadow var(--transition-fast),transform var(--transition-fast),opacity var(--transition-fast)}
h1,h2,h3,h4,h5,h6{font-weight:800;letter-spacing:-.04em}
h1{font-weight:900;letter-spacing:-.05em}
label,.aspect-wrap label,.toggle-row,.category-title,.topbar-nav a,.step-header h3{font-weight:600}
p,span,button,input,textarea,select,summary{font-weight:400}
button,input,textarea,select{font:inherit}
button{outline:none}
.main,.topbar,.modal-overlay,.loading-overlay,.toast{position:relative;z-index:1}
.glass-card,
.step,.prompt-area,.result-area,.tag-category,.tags-panel,.ref-toggle,.hero-card,.modal-content{
  background:
    linear-gradient(135deg,rgba(255,255,255,.32) 0%,rgba(255,255,255,.05) 40%,rgba(255,255,255,.15) 60%,rgba(255,255,255,.02) 100%),
    var(--white);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border:1px solid rgba(255,255,255,.55);
  border-top:1px solid rgba(255,255,255,.7);
  box-shadow:
    0 2px 8px rgba(0,0,0,.04),
    0 8px 24px rgba(0,0,0,.06),
    0 16px 48px rgba(0,0,0,.04),
    inset 0 1px 0 rgba(255,255,255,.8),
    inset 0 -1px 0 rgba(255,255,255,.15);
  transition:box-shadow .25s ease,transform .25s ease;
}
.step:hover,.prompt-area:hover,.tags-panel:hover{
  box-shadow:
    0 8px 20px rgba(0,0,0,.06),
    0 20px 48px rgba(0,0,0,.08),
    0 32px 72px rgba(0,0,0,.05),
    inset 0 1px 0 rgba(255,255,255,.8),
    inset 0 -1px 0 rgba(255,255,255,.2);
  transform:translateY(-4px);
}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;height:52px;flex-shrink:0;
  background:rgba(255,255,255,.32);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border-bottom:1px solid rgba(255,255,255,.4);
}
[data-theme="dark"] .topbar{
  background:rgba(8,11,18,.50);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar-left{display:flex;align-items:center;gap:20px;min-width:0}
.logo{
  font-family:'Pretendard',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;font-weight:800;cursor:pointer;white-space:nowrap;letter-spacing:-.04em;
  color:var(--accent);
}
.topbar-nav{display:flex;gap:6px;align-items:center}
.topbar-nav a{
  padding:7px 13px;border-radius:12px;font-size:13px;color:var(--text2);cursor:pointer;text-decoration:none;
  border:1px solid transparent;display:flex;align-items:center;gap:5px;
  transition:all .25s cubic-bezier(.4,0,.2,1);
  position:relative;
}
.nav-icon{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;
  transition:all .25s cubic-bezier(.4,0,.2,1);
}
.topbar-nav a:hover{
  color:var(--text);
  background:rgba(255,255,255,.45);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-color:transparent;
  box-shadow:0 2px 12px rgba(0,0,0,.04);
}
.topbar-nav a:hover .nav-icon{
  transform:scale(1.12);
}
.topbar-nav a.active{
  color:var(--accent);
  background:linear-gradient(135deg,rgba(255,107,53,.12) 0%,rgba(255,180,130,.08) 100%);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-color:transparent;
  box-shadow:0 4px 16px rgba(255,107,53,.06);
}
.topbar-nav a:active{
  transform:scale(.97);
  transition-duration:.1s;
}
.topbar-nav.hidden{display:none}
#sidebar-step-flow{display:none}
.theme-pill{
  position:fixed;top:14px;right:14px;z-index:100;
  display:flex;align-items:center;gap:0;
  background:rgba(0,0,0,.12);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:3px;
  box-shadow:0 2px 8px rgba(0,0,0,.1);
}
[data-theme="dark"] .theme-pill{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.1)}
.theme-pill button{
  width:32px;height:32px;border:none;border-radius:999px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  background:transparent;color:var(--text2);font-size:14px;transition:all .2s ease;
}
.theme-pill button:hover{color:var(--text)}
.theme-pill button.active{background:var(--accent);color:#fff;box-shadow:0 1px 4px rgba(255,107,53,.3)}
.theme-pill svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.main{flex:1;overflow-y:auto;overflow-x:hidden;padding:28px 40px 4px;background:transparent;position:relative}
.main::before{content:'';position:fixed;top:20%;left:30%;width:60vw;height:60vh;border-radius:999px;background:radial-gradient(ellipse,rgba(255,130,70,.1) 0%,transparent 70%);pointer-events:none;z-index:0;filter:blur(120px);animation:meshFloat3 25s ease-in-out infinite}
.main::after{content:'';position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.03;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-repeat:repeat;background-size:128px}
@keyframes meshFloat3{0%,100%{transform:translate(-50%,-50%) scale(1)}33%{transform:translate(-30%,-40%) scale(1.1)}66%{transform:translate(-60%,-55%) scale(0.92)}}
/* 데스크탑 사이드바 */
@media(min-width:769px){
  .topbar{
    position:fixed;left:0;top:0;bottom:0;z-index:20;
    width:220px;height:100%;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    padding:24px 14px 18px;gap:12px;
    border-bottom:none;border-right:1px solid rgba(255,255,255,.4);
    background:rgba(255,255,255,.28);
    backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  }
  [data-theme="dark"] .topbar{
    background:rgba(8,11,18,.45);
    border-right:1px solid rgba(255,255,255,.06);
  }
  .topbar-left{flex-direction:column;align-items:stretch;gap:16px;min-width:0}
  .logo{font-size:20px;padding:0 6px}
  .topbar-nav{flex-direction:column;gap:4px;align-items:stretch;overflow-x:visible;overflow-y:auto}
  .topbar-nav a{border-radius:12px;padding:8px 12px;font-size:13px}
  .topbar-nav a.active{border-left:none;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
  .topbar-nav a:hover{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
  .nav-icon{width:16px;height:16px}
  .main{margin-left:220px}
  /* 로비: nav hidden → topbar 숨김, main 풀 와이드 */
  .topbar-nav.hidden ~ *{display:none}
  .topbar:has(.topbar-nav.hidden){display:none}
  body:has(.topbar-nav.hidden) .main{margin-left:0}
}
.main h2{font-size:24px;margin-bottom:24px;letter-spacing:-.04em;color:var(--text);font-weight:800;flex-shrink:0}
.section > h2{display:flex;align-items:center;gap:8px}
.section-icon{width:20px;height:20px;fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle;flex-shrink:0}
.section{display:none;animation:sectionEnter .6s cubic-bezier(.22,1,.36,1) both}
.section.active{display:flex;flex-direction:column}
@keyframes sectionEnter{
  from{opacity:0;transform:translateY(16px) scale(.98);filter:blur(4px)}
  to{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}
}
.section.active .step:nth-child(1){animation:staggerIn .5s cubic-bezier(.22,1,.36,1) .05s both}
.section.active .step:nth-child(2){animation:staggerIn .5s cubic-bezier(.22,1,.36,1) .12s both}
.section.active .step:nth-child(3){animation:staggerIn .5s cubic-bezier(.22,1,.36,1) .19s both}
.section.active .prompt-area{animation:staggerIn .5s cubic-bezier(.22,1,.36,1) .15s both}
.section.active .result-area{animation:staggerIn .5s cubic-bezier(.22,1,.36,1) .2s both}
@keyframes staggerIn{
  from{opacity:0;transform:translateY(12px)}
  to{opacity:1;transform:translateY(0)}
}
.section[data-page="home"].active{display:block}
.section > h2{flex-shrink:0}
.section > .empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px 32px 12px;min-height:0}
.section > .tags-panel,
.section > .prompt-gen-area,
.section > .prompt-area,
.section > .result-area{flex:none}
.step,.prompt-area,.result-area{padding:32px;margin-bottom:24px;border-radius:24px;position:relative;overflow:hidden}
.step::before,.prompt-area::before,.result-area::before{content:none}
.step-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:12px;flex-wrap:wrap}
.step-header h3{font-size:17px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;letter-spacing:-.03em}
.step-badge{display:inline-flex;gap:0;align-items:center;margin-left:10px;vertical-align:middle}
.sb-dot{width:20px;height:20px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:var(--text3);background:var(--surface-2);border:1.5px solid rgba(199,206,218,.45);transition:all .3s ease;line-height:1}
.sb-dot.sb-current{color:#fff;background:rgba(255,107,53,.55);border-color:rgba(255,107,53,.55);box-shadow:none}
.sb-dot.sb-done{color:#fff;background:rgba(160,168,182,.4);border-color:rgba(160,168,182,.4)}
.sb-sep{width:12px;height:2px;background:var(--border-strong);display:inline-block;vertical-align:middle}
.toggle-group{display:flex;gap:0;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:var(--surface-2);box-shadow:var(--shadow-inset)}
.toggle-group button{padding:8px 16px;font-size:13px;border:none;background:transparent;cursor:pointer;color:var(--text2)}
.toggle-group button.active{background:var(--accent-gradient);color:#fff;box-shadow:0 6px 18px rgba(255,107,53,.28)}
.upload-zone,.edit-upload{
  border:1.5px dashed rgba(180,190,200,.6);
  border-radius:20px;
  padding:44px 24px;
  text-align:center;
  color:var(--text2);
  cursor:pointer;
  position:relative;
  background:rgba(255,255,255,.3);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  box-shadow:none;
  transition:all .25s ease;
}
.upload-zone:hover,.upload-zone.dragover,.edit-upload:hover{border:1.5px dashed rgba(255,107,53,.35);background:rgba(255,107,53,.03);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,107,53,.05)}
.upload-zone .icon-big{font-size:44px;margin-bottom:14px}
.upload-zone p,.edit-upload{font-size:14px;line-height:1.5}
.upload-zone input{display:none}
.thumbs{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}
.thumbs .thumb{width:140px;height:140px;border-radius:14px;overflow:hidden;position:relative;border:1px solid var(--border);background:var(--surface-2);box-shadow:var(--shadow)}
.thumbs .thumb img{width:100%;height:100%;object-fit:cover}
.thumbs .thumb .remove{position:absolute;top:6px;right:6px;background:rgba(0,0,0,.58);color:#fff;border:none;border-radius:999px;width:26px;height:26px;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.crop-btn{position:absolute;bottom:6px;left:6px;background:rgba(0,0,0,0.7);border:none;color:#fff;border-radius:6px;padding:4px 10px;font-size:16px;cursor:pointer;opacity:0.8}
.crop-btn:hover{opacity:1;background:var(--accent,#FF7A45)}
.prompt-area{margin-bottom:20px}
textarea.prompt-input,.custom-input-row input,.form-select{
  width:100%;border:1.5px solid var(--border-strong);border-radius:16px;padding:14px 16px;font-size:14px;color:var(--text);
  background:var(--bg-input);box-shadow:var(--shadow-inset);transition:border-color .2s ease,box-shadow .2s ease
}
textarea.prompt-input{resize:vertical;min-height:96px;font-family:inherit;line-height:1.65}
.negative-prompt-wrap textarea{resize:vertical}
textarea.prompt-input:focus,.custom-input-row input:focus,.form-select:focus{
  outline:none;border-color:rgba(255,107,53,.2);box-shadow:var(--shadow-inset),0 0 0 3px rgba(255,107,53,.06)
}
.mode-selector{display:flex;gap:8px;margin:16px 0;flex-wrap:wrap}
.mode-btn{padding:8px 16px;border:1px solid var(--border);border-radius:999px;background:var(--white);cursor:pointer;font-size:13px}
.mode-btn.active{border-color:rgba(255,107,53,.2);background:var(--accent-light);color:var(--accent);font-weight:600}
.toggle-row{display:flex;align-items:center;gap:8px;margin:0 0 16px;font-size:13px;color:var(--text2)}
.toggle-row input[type=checkbox]{accent-color:var(--accent)}
.btn-primary,.btn-secondary,.result-actions button,.brush-toolbar button,.custom-input-row button,.icon-btn,.text-btn,.hero-card{transition:all var(--transition-fast)}
.btn-primary{
  background:var(--accent-gradient);color:#fff;border:none;padding:16px 20px;border-radius:16px;font-size:15px;font-weight:700;cursor:pointer;width:100%;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;box-shadow:0 10px 24px rgba(255,107,53,.24),0 4px 10px rgba(255,107,53,.18);
  letter-spacing:.01em;transition:all .2s ease
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,53,.32),0 8px 16px rgba(255,107,53,.2)}
.btn-primary:active{transform:translateY(0);background:linear-gradient(135deg,var(--accent-active) 0%,#ff8a60 100%)}
.btn-primary:not(:disabled){animation:pulse-glow 2s ease-in-out infinite}
.btn-primary:disabled{
  background:linear-gradient(135deg,rgba(184,189,198,.28),rgba(170,175,185,.18));color:var(--text3);cursor:not-allowed;opacity:1;box-shadow:none;animation:none
}
.btn-secondary{
  background:var(--surface-3);color:var(--accent);border:1px solid rgba(255,107,53,.22);padding:10px 16px;border-radius:999px;font-size:14px;font-weight:700;
  cursor:pointer;box-shadow:var(--shadow-inset)
}
.btn-secondary:hover{background:var(--accent-light);border-color:rgba(255,107,53,.38);color:var(--accent-hover);transform:translateY(-1px)}
.btn-secondary:active{color:var(--accent-active);border-color:rgba(255,107,53,.5)}
.btn-analyze{
  background:var(--accent-gradient);
  color:#fff;border:none;
  padding:12px 24px;border-radius:14px;font-size:14px;font-weight:700;
  cursor:pointer;display:inline-flex;align-items:center;gap:6px;
  box-shadow:0 6px 18px rgba(255,107,53,.28);
  transition:all .2s ease;letter-spacing:.01em;
}
.btn-analyze:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,107,53,.36)}
.btn-analyze:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.prompt-row{display:flex;gap:14px;align-items:flex-end}
.prompt-row .prompt-input{flex:1;min-height:60px}
.prompt-row .btn-analyze{flex-shrink:0;height:46px;white-space:nowrap}
.step-flow-bar{
  display:none!important;
}
.step-flow-item{
  font-size:12px;font-weight:600;padding:5px 12px;
  border-radius:999px;border:1px solid var(--border);
  color:var(--text3);background:var(--surface-2);
  transition:all .2s ease;
}
.step-flow-item.active{
  color:var(--accent);background:var(--accent-light);
  border-color:rgba(255,107,53,.25);
}
.step-flow-item.done{
  color:#4ade80;background:rgba(34,197,94,.1);
  border-color:rgba(34,197,94,.25);
}
.step-flow-arrow{color:var(--text3);font-size:14px}
.btn-spinner{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;vertical-align:middle}
.btn-primary:disabled .btn-spinner{border-color:rgba(128,128,128,.25);border-top-color:var(--text3)}
.result-area{margin-top:20px;display:none}
.result-area img{max-width:100%;border-radius:20px;border:1px solid var(--border);box-shadow:0 8px 32px rgba(0,0,0,.1),0 20px 48px rgba(0,0,0,.06);cursor:pointer;transition:opacity .15s,transform .6s cubic-bezier(.22,1,.36,1),filter .6s ease;animation:resultReveal .7s cubic-bezier(.22,1,.36,1) both}
.result-area img:hover{opacity:.9;transform:scale(1.01)}
@keyframes resultReveal{from{opacity:0;transform:scale(.94);filter:blur(8px)}to{opacity:1;transform:scale(1);filter:blur(0)}}
.result-actions{display:flex;gap:10px;margin-top:16px}
.result-actions button{
  padding:10px 16px;border-radius:999px;border:1px solid var(--border);background:var(--surface-3);cursor:pointer;font-size:13px;color:var(--text);box-shadow:var(--shadow-inset)
}
.result-actions button:hover{border-color:rgba(255,107,53,.32);color:var(--accent);background:var(--accent-light);transform:translateY(-1px)}
.result-actions button.is-loading{opacity:.8;cursor:wait;pointer-events:none}
.result-actions button.is-loading:hover{transform:none}
.result-actions .btn-spinner{width:12px;height:12px;border-width:2px;border-color:rgba(255,107,53,.22);border-top-color:var(--accent);margin-right:6px}
details.opt-prompt{margin-top:12px;font-size:13px;color:var(--text2)}
details.opt-prompt summary{cursor:pointer;color:var(--accent);font-weight:700}
.before-after{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
.before-after div{text-align:center;font-size:12px;color:var(--text2)}
.before-after img{width:100%;border-radius:20px;margin-bottom:6px;box-shadow:0 4px 20px rgba(0,0,0,.08);animation:resultReveal .7s cubic-bezier(.22,1,.36,1) both}
.before-after div:nth-child(2) img{animation-delay:.15s}
.edit-preview{max-width:100%;border-radius:16px;margin-bottom:16px;display:none;border:1px solid var(--border);box-shadow:var(--shadow-hover)}
.preview-wrap{position:relative;display:none;text-align:center;margin-bottom:16px}
.preview-wrap img{max-width:100%;max-height:400px;border-radius:16px;border:1px solid var(--border);box-shadow:var(--shadow-hover);display:block;margin:0 auto}
.preview-wrap .preview-remove{position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;border:none;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s;z-index:2}
.preview-wrap .preview-remove:hover{background:rgba(220,50,50,.8)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}
.chip{
  padding:8px 14px;border:1px solid var(--border);border-radius:999px;font-size:13px;cursor:pointer;background:var(--surface-3);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);user-select:none;transition:all .2s
}
.chip:hover{border-color:rgba(255,107,53,.32);color:var(--accent);background:var(--accent-light);box-shadow:0 0 0 4px rgba(255,107,53,.06)}
.chip.chip-active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,107,53,.15)}
.edit-chips-container{margin-bottom:12px}
.chip-details{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.chip-detail-card{
  background:var(--surface-2);border:1px solid var(--border);border-radius:14px;
  padding:14px;animation:fadeUp .2s ease
}
.chip-detail-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.chip-detail-label{font-size:14px;font-weight:700;color:var(--accent)}
.chip-detail-close{background:none;border:none;color:var(--text3);cursor:pointer;font-size:16px;padding:2px 6px;border-radius:6px}
.chip-detail-close:hover{background:rgba(255,0,0,.1);color:var(--red,#f85149)}
.subchips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.subchip{
  padding:6px 12px;border:1px solid var(--border);border-radius:999px;
  font-size:12px;cursor:pointer;background:var(--surface-3);transition:all .15s;user-select:none
}
.subchip:hover{border-color:rgba(255,107,53,.3);color:var(--accent)}
.subchip.subchip-active{background:var(--accent);color:#fff;border-color:var(--accent)}
.chip-detail-input{
  width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:10px;
  background:var(--bg-input);color:var(--text);font-size:13px;outline:none
}
.chip-detail-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,107,53,.1)}
.chip-detail-input::placeholder{color:var(--text3)}
.canvas-container{position:relative;display:none;width:fit-content;margin:0 auto 16px}
.canvas-container canvas{border-radius:16px;cursor:crosshair;border:1px solid var(--border);box-shadow:var(--shadow-hover);display:block;touch-action:none}
#maskCanvas{position:absolute;top:0;left:0;z-index:2;touch-action:none}
#polyCanvas{position:absolute;top:0;left:0;pointer-events:none;z-index:3}
.brush-toolbar{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap;padding:12px 14px;border-radius:16px;background:var(--surface-2);border:1px solid var(--border);box-shadow:var(--shadow)}
.brush-toolbar button{padding:8px 12px;border:1px solid var(--border);border-radius:999px;background:var(--surface-3);cursor:pointer;font-size:13px;color:var(--text);box-shadow:var(--shadow-inset)}
.brush-toolbar button.active{border-color:rgba(255,107,53,.24);background:var(--accent-light);color:var(--accent)}
.brush-toolbar label{font-size:13px;color:var(--text2)}
.brush-toolbar input[type=range]{width:100px;accent-color:var(--accent)}
.placeholder{text-align:center;padding:80px 20px;color:var(--text2)}
.placeholder .ph-icon{font-size:48px;margin-bottom:16px}
.placeholder p{font-size:15px}
.hero-section{min-height:auto;display:flex;align-items:flex-start;justify-content:center;position:relative;overflow:visible;animation:fadeInUp .45s ease;padding:48px 0 120px;isolation:isolate}
.hero-section::before{
  content:'';position:absolute;width:420px;height:420px;right:6%;top:8%;border-radius:999px;pointer-events:none;z-index:0;
  background:radial-gradient(circle,rgba(255,107,53,.12) 0%,rgba(255,107,53,.04) 36%,rgba(255,107,53,0) 72%);
}
.hero-glow{
  position:absolute;left:0;top:0;width:340px;height:340px;border-radius:999px;pointer-events:none;opacity:0;z-index:0;
  background:radial-gradient(circle,rgba(255,107,53,.22) 0%,rgba(255,107,53,.08) 40%,rgba(255,107,53,0) 70%);
  filter:blur(68px);transform:translate3d(-50%,-50%,0);transition:opacity .45s ease;will-change:transform,opacity
}
[data-theme="dark"] .hero-glow{
  background:radial-gradient(circle,rgba(255,107,53,.34) 0%,rgba(255,107,53,.12) 42%,rgba(255,107,53,0) 72%);
  filter:blur(56px)
}
.hero-wrap{width:100%;max-width:1040px;margin:0 auto;text-align:center;position:relative;z-index:1}
.hero-icon{font-size:60px;margin-bottom:18px;animation:float 3s ease-in-out infinite;filter:drop-shadow(0 8px 18px rgba(255,107,53,.18))}
.hero-title{
  font-family:'Permanent Marker',cursive;
  font-size:58px;line-height:1.04;margin-bottom:16px;letter-spacing:.02em;
  color:var(--accent);
  display:inline-block;position:relative
}
.hero-title{
  font-family:'Caveat',cursive;font-weight:700;
  font-size:62px;line-height:1.4;margin-bottom:8px;letter-spacing:.01em;padding:0 8px 10px 0;
  background:linear-gradient(135deg,var(--text) 0%,var(--accent) 50%,#ff9f74 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  overflow:visible;display:inline-block
}
.hero-subtitle{max-width:680px;margin:0 auto;color:var(--text2);font-size:17px;line-height:1.75}
.hero-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,160px));justify-content:center;gap:14px;margin-top:34px;max-width:860px;margin-left:auto;margin-right:auto}
.hero-card{
  width:100%;max-width:160px;border-radius:22px;padding:16px 14px;text-align:left;cursor:pointer;color:inherit;position:relative;overflow:hidden;
  transform-style:preserve-3d;will-change:transform;--card-rotate-x:0deg;--card-rotate-y:0deg;--card-gloss-x:50%;--card-gloss-y:50%;
  transform:perspective(960px) translateY(0) rotateX(var(--card-rotate-x)) rotateY(var(--card-rotate-y));
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease
}
.hero-card::before{
  content:'';position:absolute;inset:0;background:
    radial-gradient(circle at var(--card-gloss-x) var(--card-gloss-y),rgba(255,255,255,.34) 0%,rgba(255,255,255,.14) 16%,rgba(255,255,255,0) 42%),
    linear-gradient(180deg,rgba(255,255,255,.14),rgba(255,255,255,0));
  pointer-events:none;opacity:0;transition:opacity .22s ease
}
.hero-card:hover::before{opacity:.95}
.hero-card:hover{transform:perspective(960px) translateY(-6px) rotateX(var(--card-rotate-x)) rotateY(var(--card-rotate-y));box-shadow:var(--shadow-hover);border-color:rgba(255,107,53,.18)}
[data-theme="dark"] .hero-card{
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.08);
}
[data-theme="dark"] .hero-card:hover{
  border-color:rgba(255,107,53,.25);
  background:rgba(255,107,53,.07);
  box-shadow:0 20px 48px rgba(0,0,0,.48),0 0 32px rgba(255,107,53,.12);
}
.hero-card-icon{font-size:24px;margin-bottom:10px}
.hero-card-icon svg{display:block}
.hero-card h3{font-size:14px;margin-bottom:6px}
.hero-card p{font-size:12px;line-height:1.58;color:var(--text2)}
.modal-overlay{position:fixed;inset:0;background:rgba(10,12,18,.5);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:1000;display:none;align-items:center;justify-content:center}
.modal-overlay.show{display:flex}
.modal-content{max-width:90vw;max-height:90vh;position:relative;border-radius:24px;padding:12px;box-shadow:var(--shadow-hover)}
.modal-content img{max-width:100%;max-height:85vh;border-radius:16px;border:1px solid var(--border)}
.modal-close{position:absolute;top:-12px;right:-12px;width:34px;height:34px;border-radius:999px;background:var(--surface-strong);border:1px solid var(--border);font-size:18px;cursor:pointer;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center}
.wb-send-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.55); z-index: 500; display: none; place-items: center; backdrop-filter: blur(4px); }
.wb-send-overlay.show { display: grid; }
.wb-send-modal { background: var(--surface-strong); border: 1px solid var(--border); border-radius: 20px; box-shadow: var(--shadow-hover); max-width: 480px; width: 90vw; max-height: 80vh; overflow: hidden; display: flex; flex-direction: column; }
.wb-send-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px 0; }
.wb-send-close { background: none; border: none; color: var(--text-muted); font-size: 20px; cursor: pointer; padding: 4px; }
.wb-send-close:hover { color: var(--text); }
.wb-send-body { padding: 16px 24px 24px; overflow-y: auto; display: flex; flex-direction: column; gap: 16px; }
.wb-send-section { display: flex; flex-direction: column; gap: 8px; }
.wb-send-label { font-size: 13px; font-weight: 600; color: var(--text-muted); }
.wb-send-input { border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text); border-radius: 10px; padding: 10px 12px; font-size: 13px; outline: none; }
.wb-send-input:focus { border-color: var(--accent); }
.wb-send-create-btn { background: var(--accent); color: white; border: none; border-radius: 10px; padding: 10px 16px; font-weight: 700; font-size: 13px; cursor: pointer; white-space: nowrap; }
.wb-send-create-btn:hover { opacity: 0.9; }
.wb-send-divider { display: flex; align-items: center; gap: 12px; color: var(--text-muted); font-size: 12px; }
.wb-send-divider::before, .wb-send-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.wb-send-boards { display: flex; flex-direction: column; gap: 8px; max-height: 240px; overflow-y: auto; }
.wb-send-board-item { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border: 1px solid var(--border); border-radius: 12px; cursor: pointer; transition: border-color .15s, background .15s; background: var(--surface-2); }
.wb-send-board-item:hover { border-color: var(--accent); background: var(--accent-light); }
.wb-send-board-item-title { font-weight: 600; font-size: 14px; }
.wb-send-board-item-meta { font-size: 11px; color: var(--text-muted); }
.wb-send-board-item-arrow { color: var(--text-muted); font-size: 16px; }
.loading-overlay{position:fixed;inset:0;background:rgba(244,246,251,.48);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);z-index:999;display:none;align-items:center;justify-content:center;flex-direction:column;gap:16px}
[data-theme="dark"] .loading-overlay{background:rgba(8,11,18,.6)}
.loading-overlay.show{display:flex}

/* Loading card */
.loading-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 40px 56px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  min-width: 320px;
  position: relative;
  overflow: hidden;
}

/* Progress track at top of card */
.loading-progress-track {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--surface-2);
  border-radius: 3px 3px 0 0;
  overflow: hidden;
}
.loading-progress-bar {
  height: 100%;
  width: 15%;
  background: var(--accent-gradient);
  border-radius: 3px;
  animation: loadingProgress 2.8s cubic-bezier(.4,0,.2,1) infinite;
  box-shadow: 0 0 12px rgba(255,107,53,.4);
}
@keyframes loadingProgress {
  0%   { width: 15%; margin-left: 0; }
  50%  { width: 40%; margin-left: 30%; }
  100% { width: 15%; margin-left: 85%; }
}

/* Spinner inside card */
.loading-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-light);
}
.spinner{width:32px;height:32px;border:3px solid rgba(255,107,53,.2);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px);filter:blur(4px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulse-glow{0%,100%{box-shadow:0 10px 24px rgba(255,107,53,.24),0 4px 10px rgba(255,107,53,.18)}50%{box-shadow:0 16px 30px rgba(255,107,53,.32),0 8px 18px rgba(255,107,53,.22)}}
.loading-overlay p{font-size:14px;color:var(--text2)}
.loading-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
  letter-spacing: -0.01em;
}
.loading-subtitle {
  font-size: 13px;
  color: var(--text2);
  margin: -12px 0 0;
}
.toast{
  position:fixed;bottom:24px;right:24px;background:rgba(255,255,255,.68);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  color:var(--text);padding:12px 16px;border-radius:16px;font-size:14px;z-index:1001;opacity:0;transition:opacity .3s,transform .3s;pointer-events:none;border:1px solid var(--border);box-shadow:var(--shadow);transform:translateY(12px)
}
[data-theme="dark"] .toast{background:rgba(30,33,44,.76)}
.toast.show{opacity:1;transform:translateY(0)}
.my-gallery-auth-modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:2000;align-items:center;justify-content:center}
.my-gallery-auth-modal[style*="flex"]{display:flex!important}
.my-gallery-auth-box{background:var(--surface-2);border:1px solid var(--border);border-radius:16px;padding:28px 24px;width:340px;max-width:90vw;position:relative}
.my-gallery-auth-box h3{margin:0 0 16px;font-size:18px;color:var(--text)}
.my-gallery-auth-box input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:var(--surface-3);color:var(--text);font-size:14px;margin-bottom:8px;box-sizing:border-box}
.my-gallery-auth-box button#mgSubmitBtn{background:var(--accent);color:#fff;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-size:14px;flex:1}
.my-gallery-auth-box button#mgToggleBtn{color:var(--text-muted);padding:10px 16px;border-radius:8px;cursor:pointer;font-size:13px}
.gallery-tab-toggle{display:flex;gap:4px;background:var(--surface-3);border-radius:10px;padding:3px}
.gallery-tab-btn{padding:6px 14px;border:none;border-radius:8px;background:transparent;color:var(--text-muted);cursor:pointer;font-size:13px;transition:all .2s}
.gallery-tab-btn.active{background:var(--accent);color:#fff}
.my-gallery-save-btn{background:var(--surface-3)!important;border:1px solid var(--border)!important;color:var(--text)!important;font-size:13px!important;cursor:pointer;border-radius:8px;padding:6px 12px}
.render-controls{display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:end;margin-top:16px}
.aspect-wrap{display:flex;flex-direction:column;gap:6px;min-width:120px}
.aspect-wrap label,.analysis-hint,.tags-empty,.category-subtle{font-size:12px;color:var(--text2)}
.form-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='10' height='6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23999'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}
.tags-panel{
  border-radius:22px;overflow:hidden;margin-bottom:20px;opacity:0;transform:translateY(10px);max-height:0;padding:0;transition:all .22s ease;position:relative
}
.tags-panel.show{padding:18px;opacity:1;transform:translateY(0);max-height:2400px;overflow:visible}
.tags-header{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.tags-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;overflow:visible}
.material-tags-grid{grid-template-columns:repeat(3,1fr)}
.tag-category{padding:14px;border-radius:18px;position:relative}
.category-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.category-title{display:flex;align-items:center;gap:6px;font-size:13px}
.category-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;position:relative}
.icon-btn{width:30px;height:30px;border-radius:999px;border:1px solid var(--border);background:var(--surface-3);color:var(--accent);cursor:pointer;font-size:16px;line-height:1;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-inset)}
.icon-btn:hover{background:var(--accent-light);border-color:rgba(255,107,53,.28);box-shadow:0 0 0 4px rgba(255,107,53,.06)}
.text-btn{border:none;background:none;color:var(--accent);font-size:12px;font-weight:700;cursor:pointer}
.text-btn:hover{color:var(--accent-hover)}
.tag-chips{display:flex;gap:8px;flex-wrap:wrap}
.tag-chip{
  padding:7px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.34);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  color:var(--text2);font-size:12px;cursor:pointer;transition:all var(--transition-fast);box-shadow:var(--shadow-inset)
}
[data-theme="dark"] .tag-chip{background:rgba(255,255,255,.04)}
.tag-chip:hover{border-color:rgba(255,107,53,.32);color:var(--accent);background:rgba(255,107,53,.08);box-shadow:0 0 0 4px rgba(255,107,53,.06)}
.tag-chip.selected{background:var(--accent-gradient);border-color:transparent;color:#fff;box-shadow:0 8px 18px rgba(255,107,53,.24)}
.tag-chip.selected:hover{filter:brightness(1.02)}
.tag-chip.custom::after{content:' ✦';font-size:11px;opacity:.8}
.tag-popover{display:none}
.tag-options-inline{display:none;flex-wrap:wrap;gap:6px;margin-top:10px;padding-top:10px;border-top:1px solid var(--border)}
.tag-options-inline.show{display:flex}
.tag-options-inline .popover-title{font-size:11px;color:var(--text2);width:100%;margin-bottom:2px}
.custom-input-row{display:none;gap:8px;margin-top:12px;align-items:center;flex-wrap:wrap}
.custom-input-row.show{display:flex}
.custom-input-row input{flex:1;min-width:160px;border-radius:999px;background:var(--surface-2)}
.custom-input-row button{padding:9px 14px;border-radius:999px;border:1px solid var(--border);background:var(--surface-3);cursor:pointer;font-size:13px;color:var(--text);box-shadow:var(--shadow-inset)}
.custom-input-row button:hover{border-color:rgba(255,107,53,.28);color:var(--accent);background:var(--accent-light)}
.analysis-hint{margin-top:12px;padding:10px 14px;border-radius:12px;background:rgba(255,107,53,.04);border:1px solid rgba(255,107,53,.08);font-size:12px;color:var(--text2);line-height:1.5}
.ref-toggle{margin-top:16px;border-radius:20px;overflow:hidden}
.ref-toggle summary{padding:13px 14px;font-size:13px;color:var(--text2);cursor:pointer;background:var(--surface-2);font-weight:700;list-style:none;display:flex;align-items:center;gap:6px}
.ref-toggle summary::-webkit-details-marker{display:none}
.ref-toggle summary::before{content:'▸';font-size:11px;transition:transform .2s}
.ref-toggle[open] summary::before{transform:rotate(90deg)}
.ref-toggle summary:hover{background:var(--accent-light);color:var(--accent)}
.ref-content{padding:14px}
@media (min-width:900px){
  #sidebar-step-flow{display:none}
}

@media(max-width:899px){
  .section .step-flow-bar{
    position:sticky;top:48px;z-index:40;background:var(--bg);
    padding:8px 16px;margin:-8px -16px 16px;border-bottom:1px solid var(--border)
  }
  #sidebar-step-flow{display:none!important}
}

@media(max-width:768px){
  .main{padding:12px}
  .render-controls{grid-template-columns:1fr}
  .result-actions button{min-height:44px;padding:10px 18px}
  .before-after{grid-template-columns:1fr}
  .tags-grid{grid-template-columns:repeat(2,1fr)}
  .material-tags-grid{grid-template-columns:repeat(2,1fr)}
  .hero-section{min-height:auto;padding:28px 0 60px;overflow:hidden}
  .hero-glow{display:none}
  .hero-title{font-size:38px}
  .hero-subtitle{font-size:15px}
  .hero-cards{grid-template-columns:1fr;max-width:none;margin-top:28px}
  .hero-card{width:100%;max-width:none;transform:none!important}
  .hero-card::before{opacity:.78}
  .topbar-nav a{font-size:12px;padding:7px 12px;min-height:44px;display:flex;align-items:center}
  .topbar{padding:0 12px;height:48px}
  .topbar-left{gap:8px;overflow:hidden;min-width:0}
  .topbar-nav{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .topbar-nav::-webkit-scrollbar{display:none}
  .topbar-nav a{white-space:nowrap;flex-shrink:0}
  .logo{font-size:15px;flex-shrink:0}
  /* Step 영역 모바일 */
  .step,.prompt-area,.result-area{padding:20px 16px;margin-bottom:14px;border-radius:18px}
  .step-header{margin-bottom:14px}
  .step-header h3{font-size:15px}
  .main h2{font-size:20px;margin-bottom:16px}
  /* 버튼 터치 타겟 */
  .btn-primary{min-height:48px;font-size:15px;border-radius:14px}
  .btn-analyze{min-height:44px;padding:10px 20px}
  .btn-secondary{min-height:44px;padding:10px 16px}
  .chip{padding:10px 14px;font-size:13px;min-height:40px}
  .toggle-group button{padding:10px 16px;min-height:40px}
  /* 텍스트 입력 */
  textarea.prompt-input{min-height:80px;padding:14px}
  /* 업로드 존 */
  .upload-zone,.edit-upload{padding:32px 16px;border-radius:16px}
  .upload-zone .icon-big{font-size:36px;margin-bottom:10px}
  /* 결과 이미지 */
  .result-area img{border-radius:14px}
  .before-after img{border-radius:14px}
  .result-actions{flex-wrap:wrap;gap:8px}
}

/* ===== LOBBY REDESIGN ===== */
.lobby-hero{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  transition:background 1.2s ease;
  overflow:hidden;
  margin:-28px -40px -92px;
  padding:0 40px 92px;
}
/* 첨 화면: 뷰포트 정중앙 */
.lobby-first-screen{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  min-height:100vh;
  width:100%;
  position:relative;
  z-index:1;
  padding-top:110px;
  box-sizing:border-box;
}
/* 유체 오브 배경 */
.lobby-orb-wrap{position:absolute;inset:0;pointer-events:none;z-index:0}
#lobbyCanvas{
  position:absolute;
  left:0;top:0;
  width:100%;height:100%;
  pointer-events:none;
  z-index:0;
  opacity:.9;
  transition:opacity 1.2s ease;
}
.lobby-orb{position:absolute;border-radius:999px;filter:blur(80px);animation:lobbyOrbFloat 8s ease-in-out infinite;transition:background 1.2s ease,opacity 1.2s ease}
.lobby-orb-1{
  width:600px;height:600px;top:-10%;right:-8%;
  background:radial-gradient(circle,rgba(255,107,53,.32) 0%,rgba(255,80,20,.18) 40%,transparent 72%);
  animation-delay:0s;
}
.lobby-orb-2{
  width:500px;height:500px;bottom:-5%;left:-5%;
  background:radial-gradient(circle,rgba(255,150,80,.22) 0%,rgba(255,107,53,.1) 42%,transparent 72%);
  animation-delay:-3s;
}
.lobby-orb-3{
  width:300px;height:300px;top:30%;left:35%;
  background:radial-gradient(circle,rgba(255,177,122,.18) 0%,rgba(255,107,53,.06) 50%,transparent 72%);
  animation-delay:-6s;
}
@keyframes lobbyOrbFloat{
  0%,100%{transform:translateY(0) scale(1)}
  33%{transform:translateY(-30px) scale(1.04)}
  66%{transform:translateY(20px) scale(.97)}
}
/* 라이트 모드에선 오브 약하게 */
:root:not([data-theme="dark"]) .lobby-orb-1{background:radial-gradient(circle,rgba(255,107,53,.18) 0%,rgba(255,80,20,.08) 40%,transparent 72%)}
:root:not([data-theme="dark"]) .lobby-orb-2{background:radial-gradient(circle,rgba(255,150,80,.12) 0%,rgba(255,107,53,.05) 42%,transparent 72%)}
:root:not([data-theme="dark"]) .lobby-orb-3{opacity:.6}
[data-theme="dark"] #lobbyCanvas{opacity:.92}
:root:not([data-theme="dark"]) #lobbyCanvas{opacity:.45}

.lobby-content{
  position:relative;
  z-index:1;
  text-align:center;
  max-width:760px;
  margin:0 auto;
  padding:0 40px 16px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  min-height:0;
}

.lobby-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;margin-bottom:20px;
  background:rgba(255,107,53,.12);border:1px solid rgba(255,107,53,.28);
  font-size:13px;font-weight:600;color:var(--accent);
  backdrop-filter:blur(8px);
}
.lobby-badge-dot{
  width:7px;height:7px;border-radius:999px;background:var(--accent);
  box-shadow:0 0 8px rgba(255,107,53,.8);
  animation:badgePulse 2s ease-in-out infinite;
}
@keyframes badgePulse{0%,100%{opacity:1;box-shadow:0 0 8px rgba(255,107,53,.8)}50%{opacity:.6;box-shadow:0 0 16px rgba(255,107,53,.6)}}

.lobby-title{
  font-family:'Pretendard',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:72px;line-height:1.05;font-weight:900;letter-spacing:-.05em;
  margin-bottom:16px;
  color:var(--text);
  overflow:visible;
  width:100%;
  text-align:center;
  display:flex;flex-direction:column;align-items:center;
}
.lobby-title-line1{
  display:block;text-align:center;font-weight:800;font-size:.55em;
  opacity:0;height:0;
}
.lobby-title-line1-slot{
  display:block;text-align:center;height:.6em;
}
.lobby-title-line2-wrap{
  display:block;text-align:center;position:relative;
  min-height:1.1em;
}
.rolling-main{
  font-size:1em;
  animation:none;
}
.lobby-title-logo{
  position:absolute;left:0;right:0;top:0;
  font-style:italic;
  font-weight:800;
  line-height:1.1;
  background:linear-gradient(135deg,#ff6b35 0%,#ff9f74 60%,#ffcba4 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  opacity:0;
  transform:scale(1.4);
  transform-origin:center center;
}
[data-theme="dark"] .lobby-title{color:#ffffff}
[data-theme="dark"] .lobby-title-line1{color:#ffffff}

.lobby-sub{
  font-size:16px;line-height:1.75;color:var(--text2);margin-bottom:8px;
}

.lobby-cta{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}
.lobby-btn-primary{
  padding:14px 28px;border-radius:14px;border:none;cursor:pointer;
  background:var(--accent-gradient);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 12px 28px rgba(255,107,53,.32),0 4px 12px rgba(255,107,53,.2);
  transition:all .2s ease;
}
.lobby-btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,107,53,.38),0 8px 18px rgba(255,107,53,.22)}
.lobby-btn-ghost{
  padding:14px 22px;border-radius:14px;border:1px solid var(--border-strong);
  background:transparent;color:var(--text);font-size:15px;font-weight:600;cursor:pointer;
  transition:all .2s ease;
  backdrop-filter:blur(8px);
}
.lobby-btn-ghost:hover{border-color:rgba(255,107,53,.4);color:var(--accent);background:rgba(255,107,53,.06);transform:translateY(-2px)}

/* 피처 섹션 */
.lobby-features{
  position:relative;
  z-index:2;
  margin:0 40px 48px;
  padding:56px 48px 64px;
  text-align:center;
  background:rgba(255,255,255,0.52);
  backdrop-filter:blur(32px);
  -webkit-backdrop-filter:blur(32px);
  border-radius:28px;
  border:1px solid rgba(0,0,0,0.08);
  box-shadow:
    0 32px 80px rgba(0,0,0,0.10),
    0 8px 24px rgba(0,0,0,0.06),
    inset 0 1px 0 rgba(255,255,255,0.8),
    inset 0 -1px 0 rgba(255,255,255,0.2);
  flex-shrink:0;
}
/* 히어로 메인에 통합된 카드 */
.lobby-features-hero{
  margin:28px 40px 56px;
  padding:40px 40px 32px;
  backdrop-filter:blur(32px);-webkit-backdrop-filter:blur(32px);
  background:rgba(255,255,255,0.45);
  border:1px solid rgba(0,0,0,0.08);
  box-shadow:0 16px 48px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
  border-radius:28px;
  max-width:none;
  width:auto;
  text-align:center;
}
[data-theme="dark"] .lobby-features-hero{
  background:rgba(10,14,28,0.52);
  border:1px solid rgba(255,255,255,0.10);
  box-shadow:0 16px 48px rgba(0,0,0,0.35), 0 4px 16px rgba(0,0,0,0.25);
}
.lobby-features-hero .lobby-features-label{ display:block; }
.lobby-features-hero .lobby-features-title{ display:none; }
/* 더보기 화살표 */
.lobby-more-arrow{
  display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:24px 0 0;
  cursor:pointer;
  z-index:2;position:relative;
  transition:opacity .2s;
}
.lobby-more-arrow:hover{ opacity:.7; }
.lobby-more-label{
  font-size:13px;font-weight:600;color:var(--text2);
  letter-spacing:.04em;
}
.lobby-more-chevron{
  width:28px;height:28px;color:var(--text2);
  animation:bounceDown 2s ease-in-out infinite;
}
@keyframes bounceDown{
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(6px); }
}
[data-theme="dark"] .lobby-more-label{ color:#94a3b8; }
[data-theme="dark"] .lobby-more-chevron{ color:#94a3b8; }
/* lobby-extra 영역 — 스크롤하면 보임 */
.lobby-extra{
  position:relative;z-index:2;
}
[data-theme="dark"] .lobby-features{
  background:rgba(10,14,28,0.58);
  border:1px solid rgba(255,255,255,0.12);
  box-shadow:
    0 32px 80px rgba(0,0,0,0.45),
    0 8px 24px rgba(0,0,0,0.3),
    inset 0 1px 0 rgba(255,255,255,0.07),
    inset 0 -1px 0 rgba(0,0,0,0.2),
    0 0 0 1px rgba(255,107,53,0.06);
}
.lobby-features-label{font-size:20px;font-weight:700;color:var(--accent);letter-spacing:.12em;text-transform:uppercase;margin-bottom:24px;opacity:.85}
.lobby-features-title{font-size:40px;font-weight:800;letter-spacing:-.04em;margin-bottom:40px;color:var(--text)}
[data-theme="dark"] .lobby-features-title{color:#fff}

.lobby-cards{
  display:grid;
  grid-template-columns:repeat(7,minmax(0,1fr));
  gap:14px;
  max-width:1360px;
  margin:0 auto;
}
/* Workboard CTA Section */
.lobby-workboard{
  position:relative;z-index:2;
  margin:48px 40px 0;
  padding:0;
  border-radius:32px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,0.65);
  background:rgba(255,255,255,0.52);
  backdrop-filter:blur(32px);
  -webkit-backdrop-filter:blur(32px);
  box-shadow:0 32px 80px rgba(0,0,0,0.10),0 8px 24px rgba(0,0,0,0.06),inset 0 1px 0 rgba(255,255,255,0.8);
  display:flex;
  align-items:stretch;
  min-height:320px;
  cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease;
}
.lobby-workboard:hover{transform:translateY(-4px);box-shadow:0 36px 90px rgba(0,0,0,0.14),0 10px 28px rgba(0,0,0,0.08)}
[data-theme="dark"] .lobby-workboard{
  background:rgba(10,14,28,0.58);
  border:1px solid rgba(255,255,255,0.10);
  box-shadow:0 32px 80px rgba(0,0,0,0.45),0 8px 24px rgba(0,0,0,0.3),inset 0 1px 0 rgba(255,255,255,0.07);
}
.lobby-wb-visual{
  flex:1.2;
  background:#0d1117;
  position:relative;
  overflow:hidden;
  min-height:280px;
}
.lobby-wb-visual img{
  width:100%;height:100%;object-fit:cover;display:block;
}
.lobby-wb-visual-overlay{
  position:absolute;inset:0;
  background:linear-gradient(135deg, rgba(255,122,69,0.08) 0%, transparent 60%);
}
.lobby-wb-content{
  flex:1;
  padding:48px 44px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:16px;
}
.lobby-wb-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;color:var(--accent);
  text-transform:uppercase;letter-spacing:.08em;
}
.lobby-wb-badge svg{width:16px;height:16px;fill:none;stroke:var(--accent);stroke-width:2}
.lobby-wb-title{
  font-size:26px;font-weight:800;letter-spacing:-.03em;
  color:var(--text);line-height:1.2;
}
[data-theme="dark"] .lobby-wb-title{color:#fff}
.lobby-wb-desc{
  font-size:15px;line-height:1.65;
  color:var(--text-muted);
  max-width:380px;
}
.lobby-wb-features{
  display:flex;flex-wrap:wrap;gap:8px;
  margin-top:4px;
}
.lobby-wb-tag{
  font-size:12px;font-weight:600;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,122,69,0.10);color:var(--accent);
  border:1px solid rgba(255,122,69,0.15);
}
.lobby-wb-btn{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:8px;
  padding:12px 28px;
  border-radius:14px;
  background:var(--accent);color:white;
  font-weight:700;font-size:15px;
  border:none;cursor:pointer;
  transition:opacity .2s;
  width:fit-content;
}
.lobby-wb-btn:hover{opacity:.9}
@media(max-width:900px){
  .lobby-workboard{flex-direction:column}
  .lobby-wb-visual{min-height:200px;flex:none}
  .lobby-wb-content{padding:28px 24px}
  .lobby-wb-title{font-size:24px}
}
@media(max-width:580px){
  .lobby-workboard{margin:16px 4px 0;border-radius:18px}
  .lobby-wb-visual{min-height:160px}
  .lobby-wb-content{padding:16px 14px}
  .lobby-title{font-size:30px}
  .lobby-cards{grid-template-columns:repeat(2,1fr);gap:8px}
  .lobby-card{padding:12px 10px;border-radius:12px}
  .lobby-card h3{font-size:12px}
  .lobby-card p{font-size:10px}
  .lc-icon-wrap{width:32px;height:32px;border-radius:8px}
  .lc-icon-wrap svg{width:16px;height:16px}
}
.lobby-footer{
  position:relative;z-index:2;
  margin:24px 40px 60px;
  padding:16px 24px 0;
  text-align:center;
  font-size:13px;
  color:var(--text-muted);
}
.lobby-card{
  text-align:left;padding:16px 16px;border-radius:18px;cursor:pointer;
  background:rgba(255,255,255,.22);
  border:1px solid rgba(255,255,255,.38);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  box-shadow:0 2px 8px rgba(0,0,0,.04);
  transition:transform .7s cubic-bezier(.16,1,.3,1),border-color .5s ease,background .5s ease,box-shadow .5s ease;position:relative;overflow:hidden;will-change:transform;
  display:flex;flex-direction:column;gap:0;
}
.lobby-card::after{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 80% 20%,rgba(255,107,53,.06) 0%,transparent 60%);
  opacity:0;transition:opacity .25s ease;pointer-events:none;
}
.lobby-card:hover{
  transform:translateY(-6px);
  border-color:rgba(255,255,255,.48);
  background:rgba(255,255,255,.34);
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}
.lobby-card:hover::after{opacity:1}

/* ── Card Hover Effects per Feature ── */
.lobby-card::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  opacity:0;transition:opacity .3s ease;z-index:0;
}
.lobby-card:hover::before{opacity:1}

/* 1. 외부 렌더링 — 낮→석양 시간대 변화 (그라디언트가 움직임) */
.lobby-card[data-hero-target="exterior"]::before{
  background:linear-gradient(180deg,
    rgba(60,160,255,.15) 0%,
    rgba(255,170,80,.18) 50%,
    rgba(255,80,30,.12) 100%);
  background-size:100% 300%;
  background-position:0 0;
}
.lobby-card[data-hero-target="exterior"]:hover::before{
  animation:sunsetDrift 2s ease-in-out infinite alternate;
}
.lobby-card[data-hero-target="exterior"]:hover{
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}

/* 2. 내부 인테리어 — 조명 탁! 켜지는 느낌 */
.lobby-card[data-hero-target="interior"]::before{
  background:radial-gradient(ellipse 120% 80% at 50% 10%,rgba(255,220,150,.2) 0%,rgba(255,180,100,.1) 35%,transparent 65%);
}
.lobby-card[data-hero-target="interior"]:hover::before{
  animation:lightOn .15s steps(2) 1 forwards;
}
.lobby-card[data-hero-target="interior"]:hover{
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}

/* 3. 마감 입히기 — 텍스처 바로 나타남 */
.lobby-card[data-hero-target="material"]::before{
  background:repeating-linear-gradient(135deg,
    rgba(160,120,80,.08) 0px,rgba(160,120,80,.08) 3px,
    transparent 3px,transparent 6px,
    rgba(120,100,80,.06) 6px,rgba(120,100,80,.06) 8px,
    transparent 8px,transparent 14px);
}
.lobby-card[data-hero-target="material"]:hover{
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}

/* 4. 도면 스타일링 — 청사진 그리드 */
.lobby-card[data-hero-target="drawing"]::before{
  background:
    linear-gradient(90deg,rgba(60,130,255,.1) 1px,transparent 1px),
    linear-gradient(rgba(60,130,255,.1) 1px,transparent 1px);
  background-size:14px 14px;
  clip-path:inset(100% 100% 0 0);
}
.lobby-card[data-hero-target="drawing"]:hover::before{
  animation:blueprintDraw .6s ease forwards;
}
.lobby-card[data-hero-target="drawing"]:hover{
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}

/* 5. 이미지 편집 — 붓질 */
.lobby-card[data-hero-target="edit"]::before{
  background:linear-gradient(90deg,
    transparent 0%,
    rgba(168,85,247,.14) 15%,rgba(255,107,53,.14) 50%,rgba(168,85,247,.14) 85%,
    transparent 100%);
  transform:translateX(-110%);
  border-radius:0 60% 60% 0 / 0 50% 50% 0;
}
.lobby-card[data-hero-target="edit"]:hover::before{
  animation:paintBrush .6s cubic-bezier(.4,0,.2,1) forwards;
}
.lobby-card[data-hero-target="edit"]:hover{
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}
/* 6. 브러시 편집 — 선택 영역 하이라이트 */
.lobby-card[data-hero-target="brush"]::before{
  background:linear-gradient(135deg,rgba(168,85,247,.1) 0%,rgba(53,180,255,.1) 100%);
  inset:14px;border-radius:10px;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25'%3E%3Crect x='1' y='1' width='98%25' height='98%25' rx='10' fill='none' stroke='%23FF6B35' stroke-width='2' stroke-dasharray='8 4'%3E%3Canimate attributeName='stroke-dashoffset' from='0' to='24' dur='1s' repeatCount='indefinite'/%3E%3C/rect%3E%3C/svg%3E");
  background-size:100% 100%;
  background-repeat:no-repeat;
}
.lobby-card[data-hero-target="brush"]:hover{
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}

/* 7. 업스케일 — 픽셀화→선명 */
.lobby-card[data-hero-target="upscale"] h3,
.lobby-card[data-hero-target="upscale"] p{
  transition:all .5s ease;
}
.lobby-card[data-hero-target="upscale"]:hover h3,
.lobby-card[data-hero-target="upscale"]:hover p{
  animation:pixelToSharp 1.2s steps(4) forwards;
}
.lobby-card[data-hero-target="upscale"]::before{
  background:none;
}
.lobby-card[data-hero-target="upscale"]:hover{
  box-shadow:0 12px 40px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
}

@keyframes pixelToSharp{
  0%  {filter:blur(0);opacity:1;transform:scale(1)}
  15% {filter:blur(4px);opacity:.5;transform:scale(.92)}
  30% {filter:blur(3px);opacity:.6;transform:scale(.94)}
  50% {filter:blur(2px);opacity:.7;transform:scale(.96)}
  70% {filter:blur(1px);opacity:.85;transform:scale(.98)}
  100%{filter:blur(0);opacity:1;transform:scale(1)}
}

@keyframes sunsetDrift{
  from{background-position:0 0}to{background-position:0 100%}
}
@keyframes lightOn{
  0%{opacity:0}100%{opacity:1}
}
@keyframes blueprintDraw{
  from{clip-path:inset(100% 100% 0 0)}to{clip-path:inset(0 0 0 0)}
}
@keyframes paintBrush{
  from{transform:translateX(-110%)}to{transform:translateX(0)}
}
[data-theme="dark"] .lobby-card{
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.08);
  box-shadow:0 2px 8px rgba(0,0,0,.15);
}
[data-theme="dark"] .lobby-card:hover{
  border-color:rgba(255,255,255,.15);
  background:rgba(255,255,255,.1);
  box-shadow:
    0 12px 40px rgba(0,0,0,.4),
    0 4px 16px rgba(0,0,0,.2),
    0 0 1px rgba(255,107,53,.15);
}

.lobby-card-icon{margin-bottom:8px;position:relative;z-index:1}
.lc-icon-wrap{
  width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.25);
  box-shadow:0 2px 8px rgba(0,0,0,.03);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  position:relative;overflow:hidden;
}
.lc-icon-wrap::before{
  content:'';position:absolute;top:0;left:0;right:0;height:50%;
  background:linear-gradient(to bottom,rgba(255,255,255,0.14),rgba(255,255,255,0));
  border-radius:16px 16px 0 0;pointer-events:none;
}
.lc-icon-wrap svg{
  display:block;
  width:22px;height:22px;
  stroke:#FF7A45;
  stroke-width:1.75;
  stroke-linecap:round;
  stroke-linejoin:round;
  fill:none;
  filter:drop-shadow(0 2px 6px rgba(255,107,53,0.4));
}
[data-theme="dark"] .lc-icon-wrap{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.12);
  box-shadow:0 2px 8px rgba(0,0,0,.2);
}
.lobby-card h3{font-size:14px;font-weight:800;margin-bottom:4px;color:var(--text);position:relative;z-index:1;letter-spacing:-.03em}
[data-theme="dark"] .lobby-card h3{color:#fff}
.lobby-card p{font-size:12px;line-height:1.6;color:var(--text2);flex:1;position:relative;z-index:1}
.lobby-card-arrow{
  display:inline-block;margin-top:20px;font-size:18px;color:var(--accent);
  transition:transform .2s ease;opacity:.6;position:relative;z-index:1;
}
.lobby-card:hover .lobby-card-arrow{transform:translateX(4px);opacity:1}

/* 라이트 모드 히어로 배경 */
:root:not([data-theme="dark"]) .lobby-hero{background:linear-gradient(180deg,rgba(255,107,53,.06) 0%,rgba(248,244,240,1) 100%)}
[data-theme="dark"] .lobby-hero{background:linear-gradient(180deg,#050810 0%,#080d1a 30%,#0c1124 60%,#0e1428 80%,#0a0e1c 100%)}

@media(max-width:1024px){
  .lobby-cards{grid-template-columns:repeat(3,1fr)}

}

@media(max-width:768px){
  .lobby-hero{margin:-12px -12px 0;min-height:auto;padding:0 12px}
  .lobby-first-screen{padding-top:72px;}
  .lobby-first-screen{min-height:100dvh;min-height:100vh;padding:0 4px;justify-content:center}
  .lobby-orb-wrap{position:fixed;top:0;left:0;width:100%;height:100vh;z-index:0;pointer-events:none}
  .lobby-content{padding:0 12px 12px;width:100%;text-align:center;align-items:center;position:relative;z-index:1}
  .lobby-title{font-size:36px;text-align:center;width:100%;line-height:1.1}
  .lobby-sub{font-size:14px;text-align:center;margin-bottom:14px;line-height:1.6}
  .lobby-badge{text-align:center;font-size:12px;margin-bottom:14px;padding:6px 12px}
  .lobby-cta{justify-content:center}
  .lobby-cta .lobby-btn-primary{padding:12px 24px;font-size:14px;border-radius:12px}
  .lobby-cta .lobby-btn-ghost{padding:12px 18px;font-size:14px}
  .lobby-cards{grid-template-columns:repeat(2,1fr);gap:10px}
  .lobby-card{padding:14px 12px;border-radius:14px}
  .lobby-card h3{font-size:13px}
  .lobby-card p{font-size:11px;line-height:1.5}
  .lobby-card-arrow{display:none}
  .lobby-card-icon{margin-bottom:8px}
  .lc-icon-wrap{width:36px;height:36px;border-radius:10px}
  .lc-icon-wrap svg{width:18px;height:18px}
  .lobby-features{padding:40px 20px 48px;margin:0 16px 40px;border-radius:24px}
  .lobby-features-hero{padding:24px 16px 20px;margin:20px 16px 0;border-radius:20px}
  .lobby-features-hero .lobby-features-label{font-size:11px;margin-bottom:6px}
  .lobby-more-arrow{padding:12px 0 8px}
  .lobby-more-label{font-size:12px}
  .lobby-more-chevron{width:22px;height:22px}
  .lobby-features-title{font-size:22px}
  .lobby-orb-1{width:300px;height:300px}
  .lobby-orb-2{width:250px;height:250px}
  /* 모바일 갤러리 */
  .lobby-gallery{width:calc(100% + 40px);margin:20px -20px 0}
  /* 모바일 extra */
  .lobby-extra{padding:0 4px}
  .lobby-workboard{margin:20px 8px 0;border-radius:20px}
  .lobby-wb-title{font-size:22px}
  .lobby-wb-desc{font-size:13px}
  .lobby-wb-content{padding:20px 16px}
  .lobby-wb-tag{font-size:11px;padding:4px 10px}
  .lobby-wb-btn{padding:10px 22px;font-size:14px;border-radius:12px}
  .lobby-footer{margin:20px 16px 40px;font-size:12px}
}

/* ===== GALLERY SLIDESHOW ===== */
.lobby-gallery{
  width:calc(100% + 160px);
  margin:40px -80px 0;
  overflow:hidden;
  position:relative;
}
.lobby-gallery-title{
  display:inline-block;
  text-align:center;
  font-size:14px;font-weight:700;
  color:rgba(255,255,255,0.55);letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:14px;
  background:none;border:none;cursor:pointer;
  transition:color .18s ease;
  padding:0;
}
.lobby-gallery-title:hover{color:rgba(255,107,53,.9)}
[data-theme="dark"] .lobby-gallery-title{color:rgba(255,255,255,0.4)}
[data-theme="dark"] .lobby-gallery-title:hover{color:rgba(255,107,53,.85)}
.gallery-track-wrap{overflow:hidden;width:100%}
.gallery-track{
  display:flex;
  gap:6px;
  width:max-content;
  animation:galleryScroll 30s linear infinite;
}
.gallery-track:hover{animation-play-state:paused}
@keyframes galleryScroll{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
.gallery-slide{
  flex-shrink:0;
  width:200px;height:134px;
  border-radius:6px;
  overflow:hidden;
  border:none;
  cursor:pointer;
  position:relative;
  background:var(--surface-2);
  transition:transform .3s ease, opacity .3s ease;
}
.gallery-slide:hover{
  transform:scale(1.03);
  opacity:.92;
}
.gallery-slide img{width:100%;height:100%;object-fit:cover}
.gallery-slide-badge{
  position:absolute;bottom:7px;left:7px;
  background:rgba(0,0,0,.48);backdrop-filter:blur(8px);
  color:#fff;font-size:10px;font-weight:600;
  padding:3px 8px;border-radius:4px;letter-spacing:.04em;
}

/* 공유 토글 (결과 영역) */
.share-lobby-row{
  display:flex;align-items:center;gap:12px;
  margin-top:12px;padding:12px 14px;
  border-radius:14px;
  background:var(--surface-2);border:1px solid var(--border);
}
.share-lobby-row span{font-size:13px;color:var(--text2);flex:1}
.share-lobby-toggle{
  position:relative;width:44px;height:24px;flex-shrink:0;
}
.share-lobby-toggle input{opacity:0;width:0;height:0;position:absolute}
.share-lobby-slider{
  position:absolute;inset:0;border-radius:999px;
  background:var(--border-strong);cursor:pointer;transition:.2s;
}
.share-lobby-slider::before{
  content:'';position:absolute;width:18px;height:18px;
  left:3px;top:3px;border-radius:50%;
  background:#fff;transition:.2s;
}
.share-lobby-toggle input:checked + .share-lobby-slider{background:var(--accent)}
.share-lobby-toggle input:checked + .share-lobby-slider::before{transform:translateX(20px)}

.composition-toggle{
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;user-select:none;
}
.composition-toggle input{opacity:0;width:0;height:0;position:absolute}
.composition-slider{
  position:relative;width:38px;height:20px;border-radius:999px;flex-shrink:0;
  background:var(--border-strong);cursor:pointer;transition:.25s;
}
.composition-slider::before{
  content:'';position:absolute;width:14px;height:14px;
  left:3px;top:3px;border-radius:50%;
  background:#fff;transition:.25s;
}
.composition-toggle input:checked + .composition-slider{background:var(--accent)}
.composition-toggle input:checked + .composition-slider::before{transform:translateX(18px)}
.composition-label{font-size:13px;font-weight:600;color:var(--text2);white-space:nowrap}

/* ===== PROMPT GENERATOR ===== */
.prompt-gen-area{
  margin-bottom:20px;
  border-radius:22px;
  background:
    linear-gradient(135deg,rgba(255,255,255,.32) 0%,rgba(255,255,255,.05) 40%,rgba(255,255,255,.15) 60%,rgba(255,255,255,.02) 100%),
    var(--white);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border:1px solid rgba(255,255,255,.55);
  border-top:1px solid rgba(255,255,255,.7);
  box-shadow:
    0 2px 8px rgba(0,0,0,.04),
    0 8px 24px rgba(0,0,0,.06),
    0 16px 48px rgba(0,0,0,.04),
    inset 0 1px 0 rgba(255,255,255,.8),
    inset 0 -1px 0 rgba(255,255,255,.15);
  overflow:hidden;
}
.prompt-gen-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 18px;gap:12px;
}
.prompt-gen-header h3{font-size:15px;font-weight:700;display:flex;align-items:center;gap:8px}
.prompt-gen-badge{
  font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;
  background:var(--accent-light);color:var(--accent);border:1px solid rgba(255,107,53,.18);
}
.btn-gen-prompt{
  background:var(--accent-gradient);color:#fff;border:none;
  padding:10px 18px;border-radius:12px;font-size:13px;font-weight:700;
  cursor:pointer;display:inline-flex;align-items:center;gap:6px;
  box-shadow:0 6px 16px rgba(255,107,53,.22);transition:all .2s ease;
  white-space:nowrap;
}
.btn-gen-prompt:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,107,53,.28)}
.btn-gen-prompt:disabled{opacity:.5;cursor:not-allowed;transform:none}
.prompt-gen-body{
  padding:0 20px 20px;display:none;
}
.prompt-gen-body.show{display:block}
.generated-prompt-box{
  width:100%;min-height:110px;resize:vertical;
  border:1.5px solid var(--border-strong);border-radius:14px;
  padding:13px 15px;font-size:14px;line-height:1.65;
  color:var(--text);background:var(--bg-input);
  font-family:inherit;
  box-shadow:var(--shadow-inset);
  transition:border-color .18s;
}
.generated-prompt-box:focus{
  outline:none;border-color:rgba(255,107,53,.18);
  box-shadow:var(--shadow-inset),0 0 0 4px rgba(255,107,53,.1);
}
.prompt-gen-hint{font-size:12px;color:var(--text3);margin-top:8px}
.prompt-gen-actions{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}

/* ===== GALLERY PAGE ===== */
.gallery-page-header{
  display:flex;flex-direction:column;align-items:flex-start;
  margin-bottom:28px;gap:12px;
}
.gallery-page-title{
  font-size:22px;letter-spacing:-.04em;color:var(--text);font-weight:800;display:flex;align-items:center;gap:8px;
}
.gallery-page-title span{font-weight:inherit}
.gallery-filter-bar{
  display:flex;gap:8px;
  overflow-x:auto;flex-wrap:nowrap;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:none;
  padding-bottom:2px;
}
.gallery-filter-bar::-webkit-scrollbar{display:none}
.gallery-filter-btn{
  white-space:nowrap;flex-shrink:0;
  padding:8px 16px;border-radius:999px;border:1px solid var(--border);
  background:var(--surface-3);color:var(--text2);font-size:13px;font-weight:600;
  cursor:pointer;transition:all .18s ease;
}
.gallery-filter-btn:hover{border-color:rgba(255,107,53,.28);color:var(--accent);background:var(--accent-light)}
.gallery-filter-btn.active{background:var(--accent-gradient);color:#fff;border-color:transparent;box-shadow:0 4px 14px rgba(255,107,53,.24)}
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.gallery-grid-item{
  border-radius:14px;overflow:hidden;
  cursor:pointer;position:relative;
  aspect-ratio:4/3;
  background:var(--surface-2);
  border:1px solid var(--border);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.gallery-grid-item:hover{
  transform:translateY(-3px) scale(1.01);
  box-shadow:var(--shadow-hover);
  border-color:rgba(255,107,53,.18);
}
.gallery-grid-item img{
  width:100%;height:100%;object-fit:cover;display:block;
}
.gallery-grid-item-badge{
  position:absolute;bottom:8px;left:8px;
  background:rgba(0,0,0,.5);backdrop-filter:blur(8px);
  color:#fff;font-size:10px;font-weight:600;
  padding:3px 8px;border-radius:4px;letter-spacing:.04em;
}
.gallery-grid-item-date{
  position:absolute;bottom:8px;right:8px;
  color:rgba(255,255,255,.6);font-size:10px;
}
.gallery-grid-empty{grid-column:1/-1}
.crop-modal{position:fixed;inset:0;background:rgba(0,0,0,0.85);z-index:10000;display:none;align-items:center;justify-content:center}
.crop-modal.show{display:flex}
.crop-modal-content{background:var(--bg2,#1a1d23);border-radius:16px;padding:20px;max-width:90vw;max-height:90vh;display:flex;flex-direction:column;gap:12px}
.crop-modal-header{display:flex;align-items:center;gap:12px}
.crop-modal-header h3{flex:1;font-size:16px;margin:0}
.crop-tools{display:flex;gap:6px}
.crop-tool-btn{padding:6px 12px;border-radius:8px;border:1px solid var(--border,#333);background:transparent;color:var(--text,#eee);cursor:pointer;font-size:13px}
.crop-tool-btn.active{background:var(--accent,#FF7A45);color:#fff;border-color:var(--accent,#FF7A45)}
.crop-close{background:none;border:none;color:var(--text,#eee);font-size:20px;cursor:pointer;padding:4px 8px}
.crop-canvas-wrap{position:relative;display:inline-block;max-height:60vh;overflow:auto}
.crop-canvas-wrap canvas{display:block}
#cropOverlay{position:absolute;top:0;left:0;cursor:crosshair}
.crop-hint{font-size:12px;color:var(--text2,#888);text-align:center}
.crop-actions{display:flex;gap:8px;justify-content:flex-end;align-items:center}
.crop-actions button{white-space:nowrap;min-width:auto;padding:10px 20px;font-size:14px}
.btn-secondary:hover{background:var(--surface-2,#252830)}
@media(max-width:1024px){.gallery-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.gallery-grid{grid-template-columns:repeat(2,1fr)}}

/* ================================================================
   ARCHIVIZ UI POLISH v2 — Design System Enforcement & Refinements
   Additive block — all existing IDs, classes, JS hooks preserved
   ================================================================ */

/* ── 0. VARIABLE FIXES ──────────────────────────────────────────── */
/* Fix undefined --text-muted references throughout the codebase    */
:root {
  --text-muted: #8c93a4;
}
[data-theme="dark"] {
  --text-muted: #7f889a;
}

/* ── 1. GLOBAL RENDERING & BASELINE ────────────────────────────── */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── 2. LOGO POLISH ─────────────────────────────────────────────── */
.logo {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent !important;
  transition: opacity var(--transition-fast);
}
.logo:hover { opacity: .78; }

/* ── 3. SCROLLBAR ──────────────────────────────────────────────── */
.main::-webkit-scrollbar { width: 5px; }
.main::-webkit-scrollbar-track { background: transparent; }
.main::-webkit-scrollbar-thumb {
  background: rgba(255,107,53,.22);
  border-radius: 999px;
}
.main::-webkit-scrollbar-thumb:hover { background: rgba(255,107,53,.38); }
[data-theme="dark"] .main::-webkit-scrollbar-thumb { background: rgba(255,134,89,.18); }
[data-theme="dark"] .main::-webkit-scrollbar-thumb:hover { background: rgba(255,134,89,.32); }

/* ── 4. FOCUS RINGS ────────────────────────────────────────────── */
button:focus-visible,
a:focus-visible,
select:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 1px solid rgba(255,107,53,.18);
  outline-offset: 2px;
}
[data-theme="dark"] button:focus-visible,
[data-theme="dark"] a:focus-visible,
[data-theme="dark"] select:focus-visible {
  outline-color: rgba(255,177,122,.48);
}

/* ── 5. THEME PILL REFINEMENT ──────────────────────────────────── */
.theme-pill {
  box-shadow: 0 4px 16px rgba(0,0,0,.14), 0 1px 4px rgba(0,0,0,.08);
}
[data-theme="dark"] .theme-pill button.active {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 3px 10px rgba(255,107,53,.32);
}

/* ── 6. SIDEBAR NAVIGATION — DESKTOP (Glass + Hover) ─────────── */
@media (min-width: 769px) {
  .topbar-nav a {
    transition: all .25s cubic-bezier(.4,0,.2,1);
    border-radius: 12px;
  }
  .topbar-nav a:hover {
    background: rgba(255,255,255,.5);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-color: transparent;
    box-shadow: 0 2px 12px rgba(0,0,0,.04);
  }
  .topbar-nav a:hover .nav-icon {
    transform: scale(1.15);
    filter: drop-shadow(0 0 3px rgba(255,107,53,.2));
  }
  .topbar-nav a.active {
    background: linear-gradient(135deg, rgba(255,107,53,.13) 0%, rgba(255,180,130,.07) 100%);
    backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(255,107,53,.06);
  }
  .topbar-nav a.active .nav-icon {
    stroke: var(--accent);
    filter: drop-shadow(0 0 6px rgba(255,107,53,.45));
  }
}
/* Dark mode nav — glass effect */
[data-theme="dark"] .topbar-nav a { color: #94a3b8; }
[data-theme="dark"] .topbar-nav a:hover {
  color: #f1f5f9;
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-color: transparent;
  box-shadow: 0 2px 12px rgba(0,0,0,.15);
}
[data-theme="dark"] .topbar-nav a.active {
  color: #ffb17a;
  background: rgba(255,134,89,.12);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(255,107,53,.08);
}

/* ── 7. SECTION HEADERS ─────────────────────────────────────────── */
[data-theme="dark"] .main h2 { color: #f1f5f9; }
[data-theme="dark"] .step-header h3 { color: #f1f5f9; }
[data-theme="dark"] .sb-dot{color:#7f889a;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.15)}
[data-theme="dark"] .sb-dot.sb-current{color:#fff;background:var(--accent);border-color:var(--accent)}
[data-theme="dark"] .sb-dot.sb-done{color:#fff;background:var(--text3);border-color:var(--text3)}
[data-theme="dark"] .sb-sep{background:rgba(255,255,255,.15)}

/* ── 8. STEP & CARD GLASSMORPHISM ──────────────────────────────── */
.step,
.prompt-area,
.result-area {
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}
.step {
  transition:
    box-shadow var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
}
.step:hover {
  box-shadow:
    0 8px 20px rgba(0,0,0,.06),
    0 20px 48px rgba(0,0,0,.08),
    0 32px 72px rgba(0,0,0,.05),
    inset 0 1px 0 rgba(255,255,255,.8),
    inset 0 -1px 0 rgba(255,255,255,.2);
  transform: translateY(-4px);
}
/* Dark mode step cards */
[data-theme="dark"] .step,
[data-theme="dark"] .prompt-area,
[data-theme="dark"] .result-area,
[data-theme="dark"] .prompt-gen-area {
  background:
    linear-gradient(135deg,rgba(255,107,53,.02) 0%,transparent 50%,rgba(255,107,53,.01) 100%),
    rgba(14,18,32,.5);
  border: 1px solid rgba(255,255,255,.06) !important;
  box-shadow:
    0 2px 8px rgba(0,0,0,.2),
    0 8px 24px rgba(0,0,0,.15),
    inset 0 1px 0 rgba(255,255,255,.04);
}
[data-theme="dark"] .step:hover {
  border-color: rgba(255,255,255,.1) !important;
  background:
    linear-gradient(135deg,rgba(255,107,53,.03) 0%,transparent 50%,rgba(255,107,53,.02) 100%),
    rgba(14,18,32,.6);
  box-shadow:
    0 4px 12px rgba(0,0,0,.25),
    0 12px 32px rgba(0,0,0,.2),
    0 0 1px rgba(255,107,53,.1),
    inset 0 1px 0 rgba(255,255,255,.05);
}
[data-theme="dark"] [data-reveal-step].step-active {
  border: 1px solid rgba(255,255,255,.06) !important;
  box-shadow:
    0 2px 6px rgba(0,0,0,.15),
    0 6px 16px rgba(0,0,0,.2),
    0 12px 28px rgba(0,0,0,.15),
    inset 0 1px 0 rgba(255,255,255,.03) !important;
}

/* ── 9. FORM INPUTS — UNIFIED ───────────────────────────────────── */
textarea.prompt-input,
.custom-input-row input,
.form-select,
.generated-prompt-box,
.chip-detail-input,
.wb-send-input {
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-theme);
}
/* iOS zoom prevention */
@media (max-width: 768px) {
  textarea.prompt-input,
  .custom-input-row input,
  .form-select,
  .generated-prompt-box { font-size: 16px; }
}
/* Dark mode inputs — hardcoded hex */
[data-theme="dark"] textarea.prompt-input,
[data-theme="dark"] .custom-input-row input,
[data-theme="dark"] .form-select,
[data-theme="dark"] .generated-prompt-box,
[data-theme="dark"] .chip-detail-input {
  color: #f1f5f9;
  background-color: rgba(14,18,32,.82);
  border-color: rgba(255,255,255,.12);
}
[data-theme="dark"] textarea.prompt-input::placeholder,
[data-theme="dark"] .custom-input-row input::placeholder,
[data-theme="dark"] .generated-prompt-box::placeholder,
[data-theme="dark"] .chip-detail-input::placeholder { color: #7f889a; }
/* Select arrow in dark mode */
[data-theme="dark"] .form-select {
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23b3bac9'/%3E%3C/svg%3E");
}
[data-theme="dark"] .form-select option {
  background: #1d202a;
  color: #eef1f7;
}

/* ── 10. BUTTONS ────────────────────────────────────────────────── */
/* Primary focus */
.btn-primary:focus-visible {
  box-shadow:
    0 10px 24px rgba(255,107,53,.24),
    0 4px 10px rgba(255,107,53,.18),
    0 0 0 4px rgba(255,107,53,.2);
  outline: none;
}
/* btn-analyze: aligned with primary style */
.btn-analyze { letter-spacing: -.01em; }

/* Secondary btn dark mode */
[data-theme="dark"] .btn-secondary {
  background: rgba(29,32,42,.86);
  border-color: rgba(255,134,89,.22);
  color: #ffb17a;
}
[data-theme="dark"] .btn-secondary:hover {
  background: rgba(255,134,89,.14);
  border-color: rgba(255,134,89,.38);
  color: #ffcba4;
}

/* Result action buttons — dark mode */
[data-theme="dark"] .result-actions button {
  background: rgba(20,23,35,.86);
  border-color: rgba(255,255,255,.09);
  color: #cbd5e1;
}
[data-theme="dark"] .result-actions button:hover {
  border-color: rgba(255,134,89,.32);
  color: #ffb17a;
  background: rgba(255,134,89,.10);
}

/* Lobby buttons — improved */
.lobby-btn-primary {
  min-height: 52px;
  letter-spacing: -.01em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.lobby-btn-ghost {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
[data-theme="dark"] .lobby-btn-ghost {
  border-color: rgba(255,255,255,.14);
  color: #e2e8f0;
}
[data-theme="dark"] .lobby-btn-ghost:hover {
  border-color: rgba(255,134,89,.4);
  color: #ffb17a;
  background: rgba(255,134,89,.06);
}

/* ── 11. CHIPS & TAGS ───────────────────────────────────────────── */
.chip { font-weight: 500; letter-spacing: -.01em; }
.chip.chip-active { font-weight: 700; }

/* Tag chip dark mode */
[data-theme="dark"] .tag-chip {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.09);
  color: #b3bac9;
}
[data-theme="dark"] .tag-chip:hover {
  border-color: rgba(255,134,89,.32);
  color: #ffb17a;
  background: rgba(255,134,89,.08);
  box-shadow: 0 0 0 4px rgba(255,107,53,.06);
}
[data-theme="dark"] .tag-chip.selected {
  background: linear-gradient(135deg,#ff7d51 0%,#ff976d 52%,#ffb486 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 18px rgba(255,107,53,.24);
}

/* Mode button dark mode */
[data-theme="dark"] .mode-btn {
  color: #94a3b8;
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.09);
}
[data-theme="dark"] .mode-btn:hover {
  color: #ffb17a;
  background: rgba(255,134,89,.10);
  border-color: rgba(255,134,89,.22);
}
[data-theme="dark"] .mode-btn.active {
  background: rgba(255,134,89,.14);
  color: #ffb17a;
  border-color: rgba(255,134,89,.25);
}

/* Toggle group dark mode */
[data-theme="dark"] .toggle-group {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.09);
}
[data-theme="dark"] .toggle-group button { color: #94a3b8; }
[data-theme="dark"] .toggle-group button:hover:not(.active) {
  background: rgba(255,255,255,.07);
  color: #e2e8f0;
}

/* ── 12. BRUSH TOOLBAR ──────────────────────────────────────────── */
.brush-toolbar button {
  font-weight: 600;
  transition: all var(--transition-fast);
}
.brush-toolbar button:hover {
  border-color: rgba(255,107,53,.28);
  color: var(--accent);
  background: var(--accent-light);
  transform: translateY(-1px);
}
.brush-toolbar button.active { font-weight: 700; }

[data-theme="dark"] .brush-toolbar {
  background: rgba(10,14,28,.72);
  border-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .brush-toolbar button {
  background: rgba(20,23,35,.85);
  border-color: rgba(255,255,255,.07);
  color: #cbd5e1;
}
[data-theme="dark"] .brush-toolbar button:hover {
  background: rgba(255,134,89,.12);
  border-color: rgba(255,134,89,.28);
  color: #ffb17a;
}
[data-theme="dark"] .brush-toolbar button.active {
  background: rgba(255,134,89,.16);
  border-color: rgba(255,134,89,.28);
  color: #ffb17a;
}
[data-theme="dark"] .brush-toolbar label { color: #94a3b8; }

/* ── 13. UPLOAD ZONES ───────────────────────────────────────────── */
[data-theme="dark"] .upload-zone,
[data-theme="dark"] .edit-upload {
  background: rgba(10,14,28,.5);
  border-color: rgba(255,255,255,.12);
  color: #94a3b8;
}
[data-theme="dark"] .upload-zone:hover,
[data-theme="dark"] .edit-upload:hover {
  border-color: rgba(255,134,89,.5);
  background: rgba(255,134,89,.06);
  color: #ffb17a;
}

/* ── 14. THUMBNAIL REFINEMENTS ──────────────────────────────────── */
.thumbs .thumb {
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.thumbs .thumb:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-hover);
}
.thumbs .thumb .remove {
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.thumbs .thumb .remove:hover {
  background: rgba(220,50,50,.82);
  transform: scale(1.1);
}

/* ── 15. TAGS PANEL & CATEGORIES ────────────────────────────────── */
[data-theme="dark"] .tags-panel {
  background: rgba(10,14,28,.65);
  border-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .tag-category {
  background: rgba(14,18,32,.58);
  border-color: rgba(255,255,255,.07);
}
.tag-category {
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.tag-category:hover {
  box-shadow: var(--shadow-hover);
  border-color: rgba(255,107,53,.10);
}
.category-title { font-size: 12px; letter-spacing: .03em; }
[data-theme="dark"] .category-title { color: #94a3b8; }
[data-theme="dark"] .category-subtle,
[data-theme="dark"] .aspect-wrap label,
[data-theme="dark"] .analysis-hint,
[data-theme="dark"] .tags-empty { color: #7f889a; }

/* ── 16. REF TOGGLE ─────────────────────────────────────────────── */
[data-theme="dark"] .ref-toggle {
  background: rgba(10,14,28,.65);
  border-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .ref-toggle summary {
  color: #94a3b8;
  background: rgba(14,18,32,.5);
}
[data-theme="dark"] .ref-toggle summary:hover {
  background: rgba(255,134,89,.10);
  color: #ffb17a;
}

/* ── 17. PROMPT GENERATOR ────────────────────────────────────────── */
.prompt-gen-area {
  transition:
    box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}
.prompt-gen-badge {
  font-size: 10px;
  letter-spacing: .06em;
}
[data-theme="dark"] .prompt-gen-header h3 { color: #f1f5f9; }
[data-theme="dark"] .prompt-gen-hint { color: #7f889a; }

/* ── 18. GALLERY PAGE ────────────────────────────────────────────── */
/* Slightly more rounded gallery items */
.gallery-grid-item {
  border-radius: 16px;
}
/* Hover overlay gradient */
.gallery-grid-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.42) 0%, rgba(0,0,0,.06) 45%, transparent 65%);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
  border-radius: 16px;
  z-index: 1;
}
.gallery-grid-item:hover::after { opacity: 1; }
.gallery-grid-item-badge,
.gallery-grid-item-date { z-index: 2; }

/* Filter bar */
[data-theme="dark"] .gallery-filter-btn {
  background: rgba(14,18,32,.68);
  border-color: rgba(255,255,255,.09);
  color: #94a3b8;
}
[data-theme="dark"] .gallery-filter-btn:hover {
  color: #ffb17a;
  border-color: rgba(255,134,89,.28);
  background: rgba(255,134,89,.08);
}
.gallery-filter-btn.active {
  box-shadow: 0 4px 14px rgba(255,107,53,.24), 0 2px 6px rgba(255,107,53,.14);
}

[data-theme="dark"] .gallery-page-title { color: #f1f5f9; }

/* Gallery tab toggle */
[data-theme="dark"] .gallery-tab-toggle { background: rgba(10,14,28,.65); }
[data-theme="dark"] .gallery-tab-btn { color: #94a3b8; }
[data-theme="dark"] .gallery-tab-btn:hover:not(.active) { color: #e2e8f0; }

/* ── 19. MODALS ──────────────────────────────────────────────────── */
.modal-content {
  animation: polishModalIn .22s cubic-bezier(.22,1,.36,1);
}
@keyframes polishModalIn {
  from { opacity: 0; transform: scale(.96) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
[data-theme="dark"] .modal-content {
  background: rgba(20,23,35,.92);
  border-color: rgba(255,255,255,.09);
}
.modal-close {
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}
.modal-close:hover {
  background: rgba(255,107,53,.12);
  border-color: rgba(255,107,53,.28);
  color: var(--accent);
}

/* WB send modal dark */
[data-theme="dark"] .wb-send-modal {
  background: rgba(20,23,35,.97);
  border-color: rgba(255,255,255,.09);
}
[data-theme="dark"] .wb-send-header h3 { color: #f1f5f9; }
[data-theme="dark"] .wb-send-label { color: #94a3b8; }
[data-theme="dark"] .wb-send-divider { color: #7f889a; }
[data-theme="dark"] .wb-send-input {
  background: rgba(10,14,28,.8);
  color: #f1f5f9;
  border-color: rgba(255,255,255,.11);
}
[data-theme="dark"] .wb-send-board-item {
  background: rgba(10,14,28,.55);
  border-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .wb-send-board-item:hover {
  border-color: rgba(255,134,89,.4);
  background: rgba(255,134,89,.08);
}
[data-theme="dark"] .wb-send-board-item-title { color: #e2e8f0; }
[data-theme="dark"] .wb-send-board-item-meta { color: #7f889a; }
[data-theme="dark"] .wb-send-board-item-arrow { color: #7f889a; }
[data-theme="dark"] .wb-send-close { color: #7f889a; }
[data-theme="dark"] .wb-send-close:hover { color: #f1f5f9; }

/* Auth modal dark */
[data-theme="dark"] .my-gallery-auth-box {
  background: rgba(20,23,35,.97);
  border-color: rgba(255,255,255,.09);
  box-shadow: 0 32px 80px rgba(0,0,0,.55);
}
[data-theme="dark"] .my-gallery-auth-box h3 { color: #f1f5f9; }
[data-theme="dark"] .my-gallery-auth-box input {
  background: rgba(10,14,28,.8);
  color: #f1f5f9;
  border-color: rgba(255,255,255,.11);
}

/* Crop modal consistent dark styling */
.crop-modal-content {
  background: #1a1d27;
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: 0 32px 80px rgba(0,0,0,.65);
}
.crop-tool-btn {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.12);
  color: #e2e8f0;
  transition: all var(--transition-fast);
}
.crop-tool-btn:hover {
  background: rgba(255,107,53,.1);
  border-color: rgba(255,107,53,.3);
  color: #ff8a5b;
}
.crop-close {
  color: #94a3b8;
  transition: color var(--transition-fast);
}
.crop-close:hover { color: #f1f5f9; }

/* ── 20. TOAST ──────────────────────────────────────────────────── */
.toast {
  border-radius: 14px;
  font-weight: 500;
  font-size: 13px;
  letter-spacing: -.01em;
  box-shadow:
    0 8px 24px rgba(0,0,0,.14),
    0 2px 8px rgba(0,0,0,.08),
    0 0 0 1px var(--border);
}
[data-theme="dark"] .toast {
  background: rgba(29,32,42,.94);
  border-color: rgba(255,255,255,.11);
  color: #e2e8f0;
}

/* ── 21. LOADING OVERLAY ────────────────────────────────────────── */
.spinner {
  border-color: rgba(255,107,53,.14);
  border-top-color: var(--accent);
}
.loading-overlay p {
  font-weight: 600;
  letter-spacing: -.01em;
}
[data-theme="dark"] .loading-overlay p { color: #94a3b8; }
[data-theme="dark"] .loading-title { color: #f1f5f9; }
[data-theme="dark"] .loading-card { background: rgba(20,23,35,.95); }
[data-theme="dark"] .loading-icon-wrap { background: rgba(255,134,89,.1); }

/* ── 22. LOBBY HERO SECTION ─────────────────────────────────────── */
/* Title line 1 slightly smaller for better proportion */
.lobby-title-line1 {
  font-size: .50em;
  letter-spacing: -.02em;
}

/* ── Rolling Text Slider ── */
.rolling-wrap{
  display:inline-block;height:1.2em;overflow:hidden;vertical-align:bottom;
}
.rolling-main{
  animation:none;
}
.rolling-main.fonts-ready{
  animation:rollingShirnkUp 1.2s cubic-bezier(.33,1,.68,1) forwards 6.5s;
}
.rolling-track{
  display:flex;flex-direction:column;
  animation:none;
}
.rolling-track.fonts-ready{
  animation:rollUp 7.5s ease-in-out forwards;
}
.rolling-word{
  height:1.2em;line-height:1.2em;display:flex;align-items:center;justify-content:center;
  font-weight:800;white-space:nowrap;
  flex-shrink:0;
}
.rolling-word.rainbow{
  background:linear-gradient(90deg,#FF6B35,#ff8a5b,#c084fc,#818cf8,#FF6B35);
  background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:rainbowShift 3s linear infinite;
}
.rolling-final{
  color:#6b7280;
}
@keyframes rainbowShift{0%{background-position:0% 50%}100%{background-position:200% 50%}}
@keyframes rollUp{
  0%,4%       {transform:translateY(0)}
  10%,14%     {transform:translateY(-11.111%)}
  20%,24%     {transform:translateY(-22.222%)}
  30%,34%     {transform:translateY(-33.333%)}
  40%,44%     {transform:translateY(-44.444%)}
  50%,54%     {transform:translateY(-55.555%)}
  60%,64%     {transform:translateY(-66.666%)}
  70%,74%     {transform:translateY(-77.777%)}
  80%,100%    {transform:translateY(-88.888%)}
}
@keyframes rollingShirnkUp{
  0%{transform:translateY(0) scale(1);color:#6b7280}
  100%{transform:translateY(-65px) scale(.32);color:#6b7280}
}
@keyframes line2Appear{
  0%{opacity:0;transform:scale(1.4)}
  100%{opacity:1;transform:scale(1)}
}


/* Sub text dark mode */
[data-theme="dark"] .lobby-sub { color: #94a3b8; }

/* Gallery slideshow refinement */
.lobby-gallery { margin-top: 36px; margin-bottom: 48px; }
.lobby-gallery-title {
  font-size: 11px;
  letter-spacing: .14em;
}
:root:not([data-theme="dark"]) .lobby-gallery-title { color: rgba(31,36,48,.42); }
.gallery-slide {
  border-radius: 10px;
  transition: transform .28s cubic-bezier(.22,1,.36,1), opacity .28s ease;
}
.gallery-slide:hover {
  transform: scale(1.05);
  opacity: .95;
}

/* Feature section heading */
.lobby-features-label { letter-spacing: .1em; }
[data-theme="dark"] .lobby-features-title { color: #f1f5f9; }

/* Lobby cards staggered entrance */
.lobby-cards .lobby-card {
  transition:
    transform .28s cubic-bezier(.22,1,.36,1),
    box-shadow .28s ease,
    border-color .28s ease,
    background .28s ease;
}
.lobby-cards .lobby-card:nth-child(1) { animation: fadeInUp .5s cubic-bezier(.22,1,.36,1) .04s both; }
.lobby-cards .lobby-card:nth-child(2) { animation: fadeInUp .5s cubic-bezier(.22,1,.36,1) .09s both; }
.lobby-cards .lobby-card:nth-child(3) { animation: fadeInUp .5s cubic-bezier(.22,1,.36,1) .14s both; }
.lobby-cards .lobby-card:nth-child(4) { animation: fadeInUp .5s cubic-bezier(.22,1,.36,1) .19s both; }
.lobby-cards .lobby-card:nth-child(5) { animation: fadeInUp .5s cubic-bezier(.22,1,.36,1) .24s both; }
.lobby-cards .lobby-card:nth-child(6) { animation: fadeInUp .5s cubic-bezier(.22,1,.36,1) .29s both; }
.lobby-cards .lobby-card:nth-child(7) { animation: fadeInUp .5s cubic-bezier(.22,1,.36,1) .34s both; }

.lobby-card:hover { transform: translateY(-8px); }
[data-theme="dark"] .lobby-card h3 { color: #f1f5f9; }
[data-theme="dark"] .lobby-card p { color: #94a3b8; }

/* Workboard section */
.lobby-wb-btn {
  box-shadow: 0 8px 20px rgba(255,107,53,.28);
  transition:
    transform .2s ease,
    box-shadow .2s ease,
    background-color .2s ease,
    opacity .2s ease;
}
.lobby-wb-btn:hover {
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(255,107,53,.36);
}
[data-theme="dark"] .lobby-wb-title { color: #f1f5f9; }
[data-theme="dark"] .lobby-wb-desc { color: #94a3b8; }

/* Lobby footer */
.lobby-footer { color: var(--text3); }
[data-theme="dark"] .lobby-footer { color: #7f889a; }

/* ── 23. STEP FLOW BAR ───────────────────────────────────────────── */
.step-flow-item { font-size: 11px; letter-spacing: .02em; }
[data-theme="dark"] .step-flow-item {
  background: rgba(10,14,28,.55);
  color: #7f889a;
  border-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .step-flow-item.active {
  color: #ffb17a;
  background: rgba(255,134,89,.14);
  border-color: rgba(255,134,89,.25);
}
[data-theme="dark"] .step-flow-item.done {
  color: #4ade80;
  background: rgba(34,197,94,.08);
  border-color: rgba(34,197,94,.2);
}
[data-theme="dark"] .step-flow-arrow { color: #7f889a; }

/* ── 24. PLACEHOLDER STATE ──────────────────────────────────────── */
[data-theme="dark"] .placeholder { color: #7f889a; }

/* ── 25. SHARE ROW ──────────────────────────────────────────────── */
[data-theme="dark"] .share-lobby-row {
  background: rgba(10,14,28,.65);
  border-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .share-lobby-row span { color: #94a3b8; }

/* ── 26. OPT PROMPT DETAILS ─────────────────────────────────────── */
details.opt-prompt[open] { margin-top: 16px; }
details.opt-prompt p {
  font-size: 12px;
  line-height: 1.65;
  color: var(--text2);
  margin-top: 8px;
  padding: 10px 12px;
  background: var(--surface-2);
  border-radius: 10px;
  border: 1px solid var(--border);
}
[data-theme="dark"] details.opt-prompt p {
  background: rgba(10,14,28,.5);
  border-color: rgba(255,255,255,.07);
  color: #94a3b8;
}

/* ── 27. RESULT AREA IMAGE POLISH ───────────────────────────────── */
.result-area img {
  border-radius: 18px;
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    opacity .15s ease;
}
.result-area img:hover {
  transform: scale(1.005);
  box-shadow: 0 20px 48px rgba(0,0,0,.18);
  opacity: 1;
}

/* ── 28. ICON BUTTONS ───────────────────────────────────────────── */
[data-theme="dark"] .icon-btn {
  background: rgba(20,23,35,.85);
  border-color: rgba(255,255,255,.09);
  color: #ffb17a;
}
[data-theme="dark"] .icon-btn:hover {
  background: rgba(255,134,89,.14);
  border-color: rgba(255,134,89,.28);
}

/* ── 29. MY GALLERY SAVE BUTTON ─────────────────────────────────── */
[data-theme="dark"] .my-gallery-save-btn {
  background: rgba(20,23,35,.85) !important;
  border-color: rgba(255,255,255,.09) !important;
  color: #cbd5e1 !important;
}

/* ── 30. CHIP DETAIL CARD ────────────────────────────────────────── */
[data-theme="dark"] .chip-detail-card {
  background: rgba(10,14,28,.55);
  border-color: rgba(255,255,255,.07);
}
[data-theme="dark"] .chip-detail-label { color: #ffb17a; }
[data-theme="dark"] .chip-detail-close { color: #7f889a; }
[data-theme="dark"] .subchip {
  background: rgba(20,23,35,.85);
  border-color: rgba(255,255,255,.07);
  color: #b3bac9;
}
[data-theme="dark"] .subchip:hover {
  border-color: rgba(255,134,89,.3);
  color: #ffb17a;
}
[data-theme="dark"] .subchip.subchip-active {
  background: var(--accent-gradient);
  color: #fff;
  border-color: transparent;
}

/* ── 31. COMPOSITION TOGGLE ─────────────────────────────────────── */
[data-theme="dark"] .composition-label { color: #94a3b8; }

/* ── 32. TOPBAR SHADOW ───────────────────────────────────────────── */
.topbar {
  transition:
    background var(--transition-theme),
    border-color var(--transition-theme),
    box-shadow var(--transition-fast);
}
@media (max-width: 768px) {
  .topbar {
    box-shadow: 0 1px 0 var(--border), 0 2px 12px rgba(0,0,0,.06);
  }
  [data-theme="dark"] .topbar {
    box-shadow: 0 1px 0 rgba(255,255,255,.06), 0 2px 12px rgba(0,0,0,.3);
  }
  /* Mobile lobby title slightly smaller */
  .lobby-title { font-size: 36px; }
}

/* ── 33. ORB ANIMATION QUALITY ──────────────────────────────────── */
@keyframes lobbyOrbFloat {
  0%,100% { transform: translateY(0) scale(1); }
  33%      { transform: translateY(-36px) scale(1.05); }
  66%      { transform: translateY(24px) scale(0.97); }
}

/* ── 34. CANVAS AREA ────────────────────────────────────────────── */
.canvas-container canvas {
  transition: box-shadow var(--transition-fast);
}
.canvas-container canvas:hover {
  box-shadow: var(--shadow-hover);
}

/* ── 35. BEFORE/AFTER LABELS ─────────────────────────────────────── */
.before-after > div > span {
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  letter-spacing: .02em;
}
[data-theme="dark"] .before-after > div > span { color: #94a3b8; }

/* ================================================================
   END OF POLISH BLOCK
   ================================================================ */

/* ================================================================
   36. PROGRESSIVE STEP REVEAL
   ================================================================ */
.pr-hidden {
  display: none !important;
}

@keyframes prSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
.progressive-reveal {
  animation: prSlideUp 0.4s ease both;
}

.step-completed {
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}
.step-completed:hover {
  opacity: 0.9;
}

/* step-active indicator — handled by progressive reveal */

/* ── Empty State ── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px 24px;
  border-radius: 18px;
  background: rgba(255,255,255,.35);
  border: 1px solid rgba(255,255,255,.6);
  backdrop-filter: blur(28px) saturate(1.8);
  -webkit-backdrop-filter: blur(28px) saturate(1.8);
  margin-bottom: 16px;
  transition: opacity 0.5s cubic-bezier(.4,0,.2,1),
              flex 0.5s cubic-bezier(.4,0,.2,1),
              padding 0.5s cubic-bezier(.4,0,.2,1),
              margin 0.5s cubic-bezier(.4,0,.2,1),
              border 0.3s ease;
  overflow: hidden;
  max-height: none;
}
.empty-state.empty-state-hidden {
  opacity: 0;
  max-height: 0;
  padding: 0 20px;
  margin-bottom: 0;
  border-color: transparent;
  pointer-events: none;
}
.empty-state-icon {
  font-size: 48px;
  margin-bottom: 12px;
}
.empty-state-text h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 6px;
}
[data-theme="dark"] .empty-state-text h3 { color: #f1f5f9; }
.empty-state-text p {
  font-size: 14px;
  color: var(--text2);
  margin: 0;
}
.empty-state-gallery {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 16px;
  min-height: 80px;
}
.empty-state-gallery img {
  width: 140px;
  height: 100px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--border);
}
[data-theme="dark"] .empty-state {
  background: rgba(14,18,32,.4);
  border-color: rgba(148,163,184,0.15);
}
@media (max-width: 600px) {
  .empty-state-gallery img {
    width: 100px; height: 72px;
  }
}


/* ── Progressive Step Reveal ─────────────────────────────────── */

/* Hidden state: collapse everything smoothly */
[data-reveal-step] {
  opacity: 0 !important;
  max-height: 0 !important;
  overflow: hidden !important;
  transform: translateY(24px);
  transition: opacity 0.5s cubic-bezier(.4,0,.2,1),
              transform 0.5s cubic-bezier(.4,0,.2,1),
              max-height 0.45s cubic-bezier(.4,0,.2,1),
              padding 0.35s cubic-bezier(.4,0,.2,1),
              margin 0.35s cubic-bezier(.4,0,.2,1);
  pointer-events: none;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  margin-top: 0 !important;
  margin-bottom: 0 !important;
}

/* Revealed state: restore natural sizing */
[data-reveal-step].step-revealed {
  opacity: 1 !important;
  max-height: 5000px !important;
  transform: translateY(0);
  pointer-events: auto;
  overflow: hidden !important;
}
/* Restore spacing per component class */
.step.step-revealed[data-reveal-step],
.tags-panel.step-revealed[data-reveal-step],
.prompt-gen-area.step-revealed[data-reveal-step],
.prompt-area.step-revealed[data-reveal-step],
.result-area.step-revealed[data-reveal-step] {
  padding: 24px !important;
  margin-bottom: 20px !important;
  margin-top: 0 !important;
}

/* Completed previous steps — subtle fade */
[data-reveal-step].step-completed {
  opacity: 0.45 !important;
  transition: opacity 0.3s ease;
}
[data-reveal-step].step-completed:hover {
  opacity: 0.85 !important;
}

/* Active step — subtle accent glow instead of left bar */
[data-reveal-step].step-active {
  opacity: 1 !important;
  box-shadow:
    0 2px 6px rgba(0,0,0,.06),
    0 6px 16px rgba(0,0,0,.08),
    0 12px 28px rgba(0,0,0,.06),
    inset 0 1px 0 rgba(255,255,255,.8),
    inset 0 -1px 0 rgba(255,255,255,.2) !important;
  transform: translateY(-4px);
}

/* ── Empty State ──────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 44px 32px 36px;
  min-height: 200px;
  transition: opacity 0.5s cubic-bezier(.4,0,.2,1),
              flex 0.5s cubic-bezier(.4,0,.2,1),
              padding 0.5s cubic-bezier(.4,0,.2,1),
              margin 0.5s cubic-bezier(.4,0,.2,1),
              min-height 0.4s ease;
}
.empty-state.faded {
  opacity: 0;
  flex: 1;
  min-height: 0;
  padding: 0 32px;
  margin-bottom: 0;
  border-color: transparent;
  overflow: hidden;
  pointer-events: none;
}
.empty-state-icon {
  font-size: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--accent-light);
  margin-bottom: 16px;
  box-shadow: 0 4px 16px rgba(255,107,53,.1);
}
.empty-state-icon svg {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.empty-state-illust {
  width: 180px;
  height: 180px;
  object-fit: contain;
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  user-select: none;
  pointer-events: none;
}
.empty-state-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.empty-state-text h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}
.empty-state-text p {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.5;
}
.empty-state-gallery {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 22px;
}
.empty-state-gallery:empty {
  display: none;
}
.empty-state-gallery img {
  width: 200px;
  height: 130px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  opacity: 0.85;
  transition: opacity 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.empty-state-gallery img:hover {
  opacity: 1;
  transform: scale(1.04);
  box-shadow: var(--shadow-hover);
}
[data-theme="dark"] .empty-state-text h3 { color: #f1f5f9; }
[data-theme="dark"] .empty-state-icon {
  background: rgba(255,134,89,.1);
  box-shadow: 0 4px 16px rgba(255,107,53,.06);
}

/* Prevent hover effects on hidden steps */
[data-reveal-step]:not(.step-revealed):hover {
  box-shadow: none !important;
  transform: none !important;
}

/* ── Step Rendering Progress Bar ─────────────────────────────── */
.step { position: relative; }
.step-progress {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--surface-2);
  border-radius: 22px 22px 0 0;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 2;
}
.step-progress.active {
  opacity: 1;
}
.step-progress-bar {
  height: 100%;
  width: 20%;
  background: var(--accent-gradient);
  border-radius: 3px;
  animation: stepProgressSlide 2s cubic-bezier(.4,0,.2,1) infinite;
  box-shadow: 0 0 10px rgba(255,107,53,.35);
}
@keyframes stepProgressSlide {
  0%   { width: 15%; margin-left: 0; }
  40%  { width: 35%; margin-left: 25%; }
  80%  { width: 25%; margin-left: 65%; }
  100% { width: 15%; margin-left: 85%; }
}

/* Pulse glow on step during generation */
.step.is-generating {
  animation: stepPulse 2.5s ease-in-out infinite;
}
@keyframes stepPulse {
  0%, 100% { box-shadow: 0 2px 8px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.06),0 16px 48px rgba(0,0,0,.04),inset 0 1px 0 rgba(255,255,255,.7); }
  50%      { box-shadow: 0 4px 16px rgba(0,0,0,.06),0 12px 32px rgba(0,0,0,.08),0 20px 56px rgba(0,0,0,.05),inset 0 1px 0 rgba(255,255,255,.7); }
}
[data-theme="dark"] .step.is-generating {
  animation: stepPulseDark 2.5s ease-in-out infinite;
}
@keyframes stepPulseDark {
  0%, 100% { box-shadow: var(--shadow); }
  50%      { box-shadow: var(--shadow), 0 0 0 3px rgba(255,134,89,.06); }
}

/* Enhanced btn-spinner with pulse */
.btn-primary.is-generating {
  position: relative;
  overflow: hidden;
  color: #fff !important;
  opacity: 1 !important;
  cursor: wait !important;
  background-image: linear-gradient(90deg, #ff6b35, #ff8a5b, #ffb17a, #ff8a5b, #ff6b35) !important;
  background-size: 300% 100% !important;
  animation: btnGradientFlow 6s ease infinite !important;
  box-shadow: 0 8px 20px rgba(255,107,53,.22) !important;
}
[data-theme="dark"] .btn-primary.is-generating {
  background-image: linear-gradient(90deg, #ff7d51, #ff976d, #ffb486, #ff976d, #ff7d51) !important;
}
.btn-primary.is-generating .btn-spinner {
  border-color: rgba(255,255,255,.35) !important;
  border-top-color: #fff !important;
}
.btn-primary.is-generating::before,
.btn-primary.is-generating::after {
  display: none;
}
@keyframes btnGradientFlow {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Step card progress bar — disabled (button handles it now) */
.step-progress {
  display: none !important;
}

/* ── Upscale Tab ── */
.upscale-compare {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--bg2);
  aspect-ratio: auto;
  max-width: 100%;
}
.upscale-compare img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}
.upscale-compare img:first-child {
  position: relative;
  z-index: 1;
}
.upscale-compare img:nth-child(2) {
  position: absolute;
  top: 0; left: 0;
  z-index: 2;
}
.upscale-compare-divider {
  position: absolute;
  top: 0; bottom: 0;
  width: 3px;
  background: var(--accent);
  cursor: ew-resize;
  z-index: 3;
  left: 50%;
  transform: translateX(-50%);
}
.upscale-compare-handle {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-gradient);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
  cursor: ew-resize;
}
.upscale-compare-label {
  position: absolute;
  bottom: 12px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(0,0,0,0.5);
  color: #fff;
  padding: 4px 10px;
  border-radius: 999px;
  z-index: 4;
  pointer-events: none;
}
.upscale-settings-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.upscale-option-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.upscale-option-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
}

/* Sidebar nav click stability
   이전 active 버튼(대개 클릭한 버튼 바로 위)이 배경/그림자를 천천히 반납하면서
   깜박이는 것처럼 보이지 않도록, nav 버튼은 색/아이콘만 부드럽게 전환한다. */
.topbar-nav a {
  transition: color .12s ease, transform .08s ease !important;
}
.topbar-nav a:active {
  transform: none !important;
}
.topbar-nav a .nav-icon {
  transition: transform .12s ease, filter .12s ease, stroke .12s ease !important;
}