/* ═══════════════════════════════════════════════════════════
   Meesho Label Crop & Merge Tool — Premium Dark UI
   ═══════════════════════════════════════════════════════════ */

/* ── Layout Grid ──────────────────────────────────────── */
.lt-main-grid{display:grid;grid-template-columns:minmax(0,340px) 1fr;gap:32px;align-items:start;margin-top:20px;min-width:0;}
@media(max-width:1100px){.lt-main-grid{grid-template-columns:1fr;gap:24px}}
.lt-sticky-col{position:sticky;top:24px;min-width:0;}

.lt-page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:28px;flex-wrap:wrap;min-width:0;}
.lt-page-header h1{font-size:clamp(18px,2.5vw,26px);font-weight:850;letter-spacing:-.02em;color:var(--text-primary);margin:0;word-break:break-word;}
.lt-page-header h1 i{color:#a78bfa;margin-right:8px}
.lt-page-header p{color:var(--text-secondary);font-size:14px;margin:6px 0 0;max-width:600px;line-height:1.55;word-break:break-word;}

/* ── Options Card ─────────────────────────────────────── */
.lt-options-card{background:var(--bg-glass);border:1px solid var(--border-glass);border-radius:20px;padding:24px 28px;margin-bottom:20px;backdrop-filter:blur(12px)}
.lt-options-title{font-size:15px;font-weight:750;color:var(--text-primary);margin:0 0 16px;display:flex;align-items:center;gap:8px}
.lt-options-title i{color:#a78bfa;font-size:14px}
.lt-options-grid{display:grid;grid-template-columns:1fr;gap:12px}

/* Checkbox styling */
.lt-checkbox{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:12px;border:1px solid var(--border-glass);background:rgba(255,255,255,0.03);cursor:pointer;transition:all .2s ease;user-select:none}
.lt-checkbox:hover{border-color:rgba(167,139,250,.4);background:rgba(167,139,250,.06)}
.lt-checkbox.checked{border-color:rgba(167,139,250,.5);background:rgba(167,139,250,.1)}
.lt-checkbox input[type="checkbox"]{display:none}
.lt-checkbox .lt-check-box{width:20px;height:20px;border-radius:6px;border:2px solid rgba(255,255,255,.2);display:grid;place-items:center;transition:all .2s;flex-shrink:0}
.lt-checkbox.checked .lt-check-box{background:linear-gradient(135deg,#7c3aed,#a78bfa);border-color:#a78bfa}
.lt-checkbox .lt-check-box i{font-size:10px;color:#fff;opacity:0;transition:opacity .15s}
.lt-checkbox.checked .lt-check-box i{opacity:1}
.lt-checkbox .lt-check-label{font-size:13px;color:var(--text-primary);font-weight:600}
.lt-checkbox .lt-check-desc{font-size:11px;color:var(--text-secondary);margin-top:2px}

/* Text on label option */
.lt-text-config{margin-top:14px;padding:16px;border-radius:14px;border:1px solid var(--border-glass);background:rgba(255,255,255,0.02);display:none}
.lt-text-config.open{display:block;animation:ltFadeIn .25s ease}
@keyframes ltFadeIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.lt-quick-btns{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.lt-quick-btn{padding:6px 12px;border-radius:8px;border:1px solid var(--border-glass);background:rgba(255,255,255,0.04);color:var(--text-secondary);font-size:12px;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:5px}
.lt-quick-btn:hover{border-color:#a78bfa;color:#a78bfa;background:rgba(167,139,250,.08)}
.lt-text-input{width:100%;padding:10px 14px;border-radius:10px;border:1px solid var(--border-glass);background:rgba(255,255,255,0.04);color:var(--text-primary);font-size:13px;outline:none;transition:border-color .2s}
.lt-text-input:focus{border-color:#a78bfa}
.lt-text-input::placeholder{color:var(--text-muted)}
.lt-position-row{display:flex;gap:8px;margin-top:10px;align-items:center}
.lt-position-row label{font-size:12px;color:var(--text-secondary);font-weight:600}
.lt-pos-btn{width:32px;height:32px;border-radius:8px;border:1px solid var(--border-glass);background:rgba(255,255,255,0.04);cursor:pointer;display:grid;place-items:center;transition:all .2s;color:var(--text-muted);font-size:10px}
.lt-pos-btn:hover,.lt-pos-btn.active{border-color:#a78bfa;color:#a78bfa;background:rgba(167,139,250,.12)}

/* ── Upload Zone ──────────────────────────────────────── */
.lt-upload-zone{border:2px dashed rgba(167,139,250,.3);border-radius:20px;padding:40px 24px;text-align:center;cursor:pointer;transition:all .3s ease;margin-bottom:20px;background:rgba(167,139,250,.03);position:relative;overflow:hidden}
.lt-upload-zone::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at center,rgba(167,139,250,.06),transparent 70%);opacity:0;transition:opacity .3s}
.lt-upload-zone:hover,.lt-upload-zone.dragover{border-color:#a78bfa;background:rgba(167,139,250,.08)}
.lt-upload-zone:hover::before,.lt-upload-zone.dragover::before{opacity:1}
.lt-upload-icon{font-size:42px;color:#a78bfa;margin-bottom:12px;opacity:.7}
.lt-upload-title{font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:6px}
.lt-upload-sub{font-size:13px;color:var(--text-secondary);margin-bottom:16px}
.lt-upload-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:10px;background:linear-gradient(135deg,#7c3aed,#a78bfa);color:#fff;font-size:13px;font-weight:700;border:none;cursor:pointer;transition:all .2s}
.lt-upload-btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(124,58,237,.35)}

/* File list */
.lt-file-list{margin-top:20px;text-align:left}
.lt-file-item{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-radius:10px;background:rgba(255,255,255,0.04);border:1px solid var(--border-glass);margin-bottom:8px;animation:ltFadeIn .2s ease}
.lt-file-info{display:flex;align-items:center;gap:10px}
.lt-file-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,rgba(239,68,68,.15),rgba(239,68,68,.05));display:grid;place-items:center;color:#ef4444;font-size:16px}
.lt-file-name{font-size:13px;font-weight:600;color:var(--text-primary)}
.lt-file-size{font-size:11px;color:var(--text-muted)}
.lt-file-remove{width:28px;height:28px;border-radius:8px;border:none;background:rgba(239,68,68,.1);color:#ef4444;cursor:pointer;display:grid;place-items:center;transition:all .2s;font-size:12px}
.lt-file-remove:hover{background:rgba(239,68,68,.2)}

/* ── Process Button ───────────────────────────────────── */
.lt-process-btn{width:100%;padding:16px;border-radius:14px;border:none;background:linear-gradient(135deg,#7c3aed,#6d28d9);color:#fff;font-size:16px;font-weight:800;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:20px;position:relative;overflow:hidden}
.lt-process-btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.1),transparent);opacity:0;transition:opacity .3s}
.lt-process-btn:hover::before{opacity:1}
.lt-process-btn:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(124,58,237,.4)}
.lt-process-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.lt-process-btn:disabled::before{display:none}
.lt-process-btn.needs-reprocess{background:linear-gradient(135deg,#f59e0b,#ea580c);animation:ltPulse 2s infinite}
.lt-process-btn.needs-reprocess:hover{box-shadow:0 12px 32px rgba(245,158,11,.4)}
@keyframes ltPulse{0%,100%{box-shadow:0 0 0 0 rgba(245,158,11,.4)}50%{box-shadow:0 0 0 12px rgba(245,158,11,0)}}

/* ── Reprocess Notice ─────────────────────────────────── */
.lt-reprocess-notice{display:none;align-items:center;gap:14px;padding:16px 20px;border-radius:14px;background:rgba(245,158,11,.08);border:1px solid rgba(245,158,11,.25);margin:-10px 0 20px;animation:ltFadeIn .25s ease}
.lt-reprocess-notice.active{display:flex}
.lt-reprocess-icon{color:#f59e0b;font-size:20px;flex-shrink:0}
.lt-reprocess-text{display:flex;flex-direction:column;flex:1;gap:3px}
.lt-reprocess-text strong{color:#fbbf24;font-size:14px}
.lt-reprocess-text span{color:var(--text-secondary);font-size:12px;line-height:1.5}
.lt-reprocess-action{padding:8px 18px;border-radius:10px;border:1px solid rgba(245,158,11,.4);background:rgba(245,158,11,.15);color:#fbbf24;font-size:13px;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:6px;flex-shrink:0;white-space:nowrap}
.lt-reprocess-action:hover{background:rgba(245,158,11,.25);transform:translateY(-1px)}

/* ── Progress ─────────────────────────────────────────── */
.lt-progress{display:none;text-align:center;padding:40px 20px;margin-bottom:20px}
.lt-progress.active{display:block}
.lt-spinner{width:48px;height:48px;border:4px solid rgba(167,139,250,.2);border-top-color:#a78bfa;border-radius:50%;animation:ltSpin .8s linear infinite;margin:0 auto 16px}
@keyframes ltSpin{to{transform:rotate(360deg)}}
.lt-progress-text{font-size:14px;font-weight:600;color:var(--text-primary)}
.lt-progress-sub{font-size:12px;color:var(--text-secondary);margin-top:4px}
.lt-progress-bar{height:6px;border-radius:3px;background:rgba(255,255,255,.08);margin:16px auto 0;max-width:300px;overflow:hidden}
.lt-progress-fill{height:100%;border-radius:3px;background:linear-gradient(90deg,#7c3aed,#a78bfa);transition:width .3s ease;width:0}

/* ── Results Section ──────────────────────────────────── */
.lt-results{display:none;animation:ltFadeIn .3s ease}
.lt-results.active{display:block}
.lt-results-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}
.lt-results-title{font-size:18px;font-weight:800;color:var(--text-primary);display:flex;align-items:center;gap:8px}
.lt-results-title i{color:#10b981}

/* Summary cards */
.lt-summary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin-bottom:24px}
.lt-summary-card{padding:18px;border-radius:16px;border:1px solid var(--border-glass);background:var(--bg-glass);backdrop-filter:blur(8px);text-align:center;transition:transform .2s}
.lt-summary-card:hover{transform:translateY(-2px)}
.lt-summary-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;margin:0 auto 10px;font-size:18px}
.lt-summary-value{font-size:clamp(18px,2.5vw,24px);font-weight:900;color:var(--text-primary);letter-spacing:-.02em;word-break:break-all;}
.lt-summary-label{font-size:12px;color:var(--text-secondary);font-weight:600;margin-top:4px}

/* Breakdown tables */
.lt-breakdown{margin-bottom:20px}
.lt-breakdown-title{font-size:14px;font-weight:700;color:var(--text-primary);margin-bottom:10px;display:flex;align-items:center;gap:6px}
.lt-breakdown-title i{color:#a78bfa;font-size:12px}
.lt-breakdown-wrap {
    overflow-x: auto;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    border: 1px solid var(--border-glass);
}
.lt-breakdown-wrap::-webkit-scrollbar { height: 6px; }
.lt-breakdown-wrap::-webkit-scrollbar-thumb { background: rgba(167, 139, 250, 0.3); border-radius: 10px; }
.lt-breakdown-wrap::-webkit-scrollbar-track { background: transparent; }

.lt-breakdown-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;}

.lt-breakdown-table th{padding:10px 14px;font-size:12px;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;background:rgba(255,255,255,.04);text-align:left;border-bottom:1px solid var(--border-glass)}
.lt-breakdown-table td{padding:8px 14px;font-size:13px;color:var(--text-primary);border-bottom:1px solid rgba(255,255,255,.04)}
.lt-breakdown-table tr:last-child td{border-bottom:none}
.lt-breakdown-table tr:hover td{background:rgba(167,139,250,.04)}
.lt-breakdown-badge{display:inline-flex;padding:3px 8px;border-radius:6px;font-size:11px;font-weight:700;background:rgba(167,139,250,.15);color:#a78bfa}

/* Download section */
.lt-download-section{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.lt-download-btn{flex:1;min-width:200px;padding:14px 24px;border-radius:12px;border:none;background:linear-gradient(135deg,#10b981,#059669);color:#fff;font-size:15px;font-weight:800;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s}
.lt-download-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(16,185,129,.35)}
.lt-reset-btn{padding:14px 24px;border-radius:12px;border:1px solid var(--border-glass);background:rgba(255,255,255,.04);color:var(--text-secondary);font-size:14px;font-weight:700;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .2s}
.lt-reset-btn:hover{border-color:#a78bfa;color:var(--text-primary)}

/* ── Public / Landing Page Styles ─────────────────────── */
.lt-public-hero{padding:60px 24px 40px;text-align:center}

/* ── Mobile Responsive ───────────────────────────────── */
@media(max-width:768px){
  .lt-page-header h1{font-size:22px}
  .lt-page-header p{font-size:13px}
  .lt-upload-zone{padding:32px 16px}
  .lt-upload-title{font-size:16px}
  .lt-upload-sub{font-size:12px}
  .lt-options-card{padding:20px}
  .lt-summary-grid{grid-template-columns:repeat(2,1fr)}
  .lt-results-header{flex-direction:column;align-items:flex-start}
  .lt-reprocess-notice{flex-direction:column;align-items:flex-start;gap:12px}
  .lt-reprocess-action{width:100%;justify-content:center}
  .lt-download-section{flex-direction:column}
  .lt-download-btn,.lt-reset-btn{width:100%}
}
@media(max-width:480px){
  .lt-page-header h1{font-size:20px}
  .lt-upload-zone{padding:24px 12px}
  .lt-options-card{padding:16px;border-radius:16px}
  .lt-summary-grid{grid-template-columns:1fr}
  .lt-summary-value{font-size:20px}
  .lt-breakdown-table td,.lt-breakdown-table th{padding:6px 10px;font-size:12px}
}
.lt-public-hero h1{font-size:36px;font-weight:900;letter-spacing:-.03em;margin:0}
.lt-public-hero h1 .gradient-text{background:linear-gradient(135deg,#a78bfa,#7c3aed,#6d28d9);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.lt-public-hero p{color:#94a3b8;font-size:16px;max-width:600px;margin:12px auto 0;line-height:1.6}