/* ============================================================
   Indraa Hair — AI Try-On page styles
   Built on top of assets/css/style.css design tokens.
   No new colors introduced — reuses --green / --gold / --cream
   / --gray / --radius / --shadow already defined in :root.
   ============================================================ */

.tryon-hero{background:linear-gradient(135deg,var(--cream) 0%,var(--green-light) 100%);padding:56px 0 40px;text-align:center}
.tryon-hero .section-tag{background:rgba(201,164,32,0.14);color:var(--gold-dark)}
.tryon-hero h1{font-size:clamp(28px,4.5vw,44px);margin-bottom:14px}
.tryon-hero p{color:var(--gray);font-size:16.5px;max-width:560px;margin:0 auto}
.tryon-trust-strip{display:flex;justify-content:center;gap:28px;flex-wrap:wrap;margin-top:28px}
.tryon-trust-strip span{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--gray);font-weight:500}
.tryon-trust-strip svg{width:15px;height:15px;flex-shrink:0;color:var(--green);opacity:.75}

.tryon-shell{padding:56px 0 80px}

/* Upload zone */
.upload-zone{position:relative;max-width:600px;margin:0 auto;border:2px dashed var(--gray-mid);border-radius:20px;background:var(--white);padding:56px 24px;text-align:center;transition:all .25s ease}
.upload-zone.dragover{border-color:var(--gold);background:var(--gold-light);transform:scale(1.01)}
.upload-zone-icon{width:64px;height:64px;border-radius:50%;background:var(--green);display:flex;align-items:center;justify-content:center;margin:0 auto 20px;box-shadow:var(--shadow-lg)}
.upload-zone-icon svg{width:26px;height:26px;stroke:var(--gold-light)}
.upload-zone h3{font-size:22px;margin-bottom:8px}
.upload-zone p{color:var(--gray);font-size:14.5px;max-width:380px;margin:0 auto}
.upload-zone-actions{display:flex;flex-direction:column;gap:12px;margin-top:26px;max-width:280px;margin-left:auto;margin-right:auto}
@media (min-width:520px){.upload-zone-actions{flex-direction:row;max-width:none}}
.upload-zone-actions .btn{flex:1;justify-content:center}
.upload-error{max-width:600px;margin:14px auto 0;background:#fdecec;border:1px solid #f3b9b9;color:#a12f2f;padding:12px 16px;border-radius:10px;font-size:14px;text-align:center}
.upload-privacy-note{text-align:center;font-size:12.5px;color:var(--gray);margin-top:16px}

/* Main experience grid */
.tryon-grid{display:none;grid-template-columns:1fr 1.15fr;gap:48px;align-items:start;margin-top:8px}
.tryon-grid.active{display:grid}
@media (max-width:900px){.tryon-grid{grid-template-columns:1fr;gap:32px}}

.tryon-photo-col{display:flex;flex-direction:column;align-items:center;gap:14px;position:sticky;top:96px}
@media (max-width:900px){.tryon-photo-col{position:static}}

.compare-frame{position:relative;width:100%;max-width:420px;aspect-ratio:4/5;border-radius:20px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,0.18);background:var(--green-light);user-select:none;touch-action:none}
.compare-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.compare-after{position:absolute;inset:0}
.compare-before-wrap{position:absolute;inset:0;overflow:hidden;width:50%}
.compare-before-wrap img{width:var(--frame-w,420px);max-width:none}
.compare-divider{position:absolute;top:0;bottom:0;left:50%;width:2px;background:rgba(253,247,227,0.9);box-shadow:0 0 10px rgba(201,164,32,0.5);transform:translateX(-50%);pointer-events:none}
.compare-handle{position:absolute;top:50%;left:50%;width:46px;height:46px;border-radius:50%;background:linear-gradient(160deg,#fdf7e3,var(--gold));border:2px solid #fff;box-shadow:0 8px 20px rgba(201,164,32,0.45);transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;cursor:ew-resize}
.compare-handle svg{width:16px;height:16px}
.compare-label{position:absolute;top:12px;padding:5px 14px;border-radius:50px;font-size:10.5px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;backdrop-filter:blur(6px)}
.compare-label.before{left:12px;background:rgba(29,29,31,0.62);color:#fff}
.compare-label.after{right:12px;background:rgba(201,164,32,0.92);color:#fff}
.compare-loading{position:absolute;inset:0;background:rgba(20,42,33,0.72);backdrop-filter:blur(3px);display:none;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#fff;font-size:14px;z-index:5}
.compare-loading.active{display:flex}
.spinner{width:36px;height:36px;border-radius:50%;border:3px solid rgba(253,247,227,0.25);border-top-color:var(--gold-light);animation:_tospin .9s linear infinite}
@keyframes _tospin{to{transform:rotate(360deg)}}
.compare-hint{font-size:12.5px;color:var(--gray)}
.detected-note{font-size:12.5px;color:var(--gray);text-align:center}
.change-photo-link{font-size:12.5px;color:var(--gray);text-decoration:underline;background:none;border:none;cursor:pointer;padding:0}
.change-photo-link:hover{color:var(--gold-dark)}

.placeholder-frame{position:relative;width:100%;max-width:420px;aspect-ratio:4/5;border-radius:20px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,0.18)}
.placeholder-frame img{width:100%;height:100%;object-fit:cover}
.placeholder-cta{position:absolute;left:0;right:0;bottom:0;padding:16px;text-align:center}
.placeholder-cta span{display:inline-block;background:rgba(29,29,31,0.68);color:#fff;font-size:12.5px;padding:8px 16px;border-radius:50px;backdrop-filter:blur(4px)}

/* Controls column */
.tryon-controls h2{font-size:19px;margin-bottom:4px}
.tryon-controls>p{color:var(--gray);font-size:13.5px;margin-bottom:16px}

.category-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;margin-bottom:16px;scrollbar-width:none}
.category-tabs::-webkit-scrollbar{display:none}
.category-tab{flex-shrink:0;padding:9px 18px;border-radius:50px;font-size:13.5px;font-weight:600;border:1.5px solid var(--gray-mid);background:transparent;color:var(--gray);cursor:pointer;transition:all .2s;white-space:nowrap}
.category-tab.active{background:var(--green);border-color:var(--green);color:#fff}
.category-tab:not(.active):hover{border-color:var(--gold)}

.style-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:480px){.style-grid{grid-template-columns:repeat(2,1fr)}}
.style-card{border:1.5px solid var(--gray-mid);border-radius:14px;background:var(--white);cursor:pointer;overflow:hidden;text-align:left;transition:all .2s;padding:0}
.style-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.style-card.selected{border-color:var(--gold);box-shadow:var(--shadow-gold)}
.style-thumb{aspect-ratio:1/1;background:linear-gradient(160deg,var(--green-light),var(--cream-dark));display:flex;align-items:center;justify-content:center;font-size:30px;position:relative;overflow:hidden}
.style-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.style-thumb svg{width:38px;height:38px;color:var(--green);opacity:.55}
.style-card.selected .style-thumb::after{content:'✓';position:absolute;top:6px;right:6px;width:22px;height:22px;background:var(--gold);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}
.style-meta{padding:9px 10px}
.style-meta strong{display:block;font-size:12.5px;color:var(--dark);line-height:1.25}
.style-meta span{display:block;font-size:11px;color:var(--gray);margin-top:2px;line-height:1.3}

.customize-panel{margin-top:22px;background:var(--white);border:1px solid var(--gray-mid);border-radius:16px;padding:22px;display:none}
.customize-panel.active{display:block}
.customize-group{margin-bottom:18px}
.customize-group:last-child{margin-bottom:0}
.customize-label{font-size:11px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--gray);margin-bottom:10px;display:block}
.swatch-row{display:flex;gap:10px;flex-wrap:wrap}
.swatch{width:32px;height:32px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1.5px var(--gray-mid);cursor:pointer;transition:all .2s}
.swatch.selected{box-shadow:0 0 0 2px var(--gold);transform:scale(1.1)}
.segment-row{display:flex;gap:8px;flex-wrap:wrap}
.segment-btn{padding:7px 15px;border-radius:50px;font-size:12.5px;font-weight:600;border:1.5px solid var(--gray-mid);background:transparent;color:var(--gray);cursor:pointer;transition:all .2s}
.segment-btn.selected{background:var(--green);border-color:var(--green);color:#fff}
.segment-btn:disabled{opacity:.4;cursor:not-allowed}

.tryon-actions{margin-top:24px;display:flex;flex-direction:column;gap:10px}
.tryon-actions-row{display:flex;gap:10px}
.tryon-actions-row .btn{flex:1;justify-content:center}
.tryon-actions .btn-gold{width:100%;justify-content:center;padding:15px;font-size:15.5px}
.tryon-actions .btn[disabled]{opacity:.45;cursor:not-allowed;pointer-events:none}

@media (max-width:600px){
  .tryon-hero{padding:36px 0 28px}
  .tryon-shell{padding:36px 0 56px}
  .compare-frame,.placeholder-frame{max-width:100%}
  .style-grid{gap:10px}
}