:root{--primary:#4361ee;--primary-dark:#3a0ca3;--primary-darker:#312e81;--secondary:#7209b7;--accent:#6366f1;--accent-2:#8b5cf6;--light-accent:#eef2ff;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--info:#3b82f6;--dark:#0f172a;--gray:#64748b;--light:#f8fafc;--border:#e2e8f0;--bg-card:#ffffff;--text-primary:#1e293b;--text-secondary:#475569;--text-muted:#94a3b8;--shadow:0 4px 24px rgba(0,0,0,0.08);--primary-light:rgba(0,0,0,0.06);--bg-gradient:linear-gradient(160deg,#f0f4ff 0%,#e8eeff 40%,#f5f0ff 100%)}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg-gradient);color:var(--text-primary);line-height:1.75;overflow-x:hidden;scroll-behavior:smooth}
h1,h2,h3,h4,h5,h6{font-family:'Inter',sans-serif;font-weight:700;line-height:1.3}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.hero-section{padding:120px 0 80px;background:linear-gradient(135deg,#4361ee 0%,#3a0ca3 50%,#7209b7 100%);color:#fff;position:relative;overflow:hidden}
.hero-section::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:60px;background:var(--bg-gradient);clip-path:ellipse(55% 100% at 50% 100%)}
.hero-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 30%,rgba(167,139,250,0.18) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(99,102,241,0.15) 0%,transparent 50%);pointer-events:none}
.hero-title{font-size:clamp(1.8rem,4vw,3rem);font-weight:900;margin-bottom:1rem;position:relative;z-index:1;line-height:1.2}
.hero-desc{font-size:1.05rem;opacity:.92;max-width:620px;position:relative;z-index:1}
.hero-badges{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem;position:relative;z-index:1}
.hero-badge{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:30px;padding:.4rem 1rem;font-size:.78rem;font-weight:600;display:flex;align-items:center;gap:.4rem}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#10b981;animation:pulse 2s infinite}
.hero-badge.ai{background:linear-gradient(135deg,rgba(99,102,241,.25),rgba(139,92,246,.2));border-color:rgba(99,102,241,.4)}
.hero-badge.ai i{color:#a5b4fc}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(16,185,129,.5)}50%{opacity:.7;box-shadow:0 0 0 5px rgba(16,185,129,0)}}
.breadcrumb{font-size:.85rem;margin-bottom:14px;opacity:.85;position:relative;z-index:1}
.breadcrumb a{color:rgba(255,255,255,.8);text-decoration:none}
.tool-wrapper{margin-top:-30px;position:relative;z-index:10;padding-bottom:2rem}
.tool-card{background:var(--bg-card);border-radius:20px;padding:2rem;box-shadow:0 4px 24px rgba(67,97,238,0.08);border:1px solid rgba(67,97,238,0.06)}
.upload-zone{border:2.5px dashed rgba(67,97,238,0.3);border-radius:16px;padding:2.5rem 1.5rem;text-align:center;background:rgba(67,97,238,0.03);cursor:pointer;transition:all .3s}
.upload-zone:hover,.upload-zone.dragover{border-color:var(--primary);background:rgba(67,97,238,0.07);transform:scale(1.01)}
.upload-zone h3{font-size:1.3rem;font-weight:700;color:var(--dark);margin-bottom:6px}
.upload-zone p{color:var(--gray);font-size:.92rem;max-width:480px;margin:0 auto 1.2rem;line-height:1.65}
.upload-zone .fa-cloud-upload-alt{font-size:3rem;color:var(--primary);margin-bottom:10px;display:block}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border:none;border-radius:10px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s;font-family:inherit;text-decoration:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(67,97,238,0.3)}
.btn-primary:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}
.btn-danger{background:linear-gradient(135deg,var(--danger),#dc2626);color:#fff}
.btn-danger:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(239,68,68,0.3)}
.btn-secondary{background:var(--light);color:var(--dark);border:1px solid var(--border)}
.btn-secondary:hover{border-color:var(--primary);color:var(--primary);background:var(--light-accent)}
.btn-ai{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff}
.btn-ai:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(99,102,241,0.4)}
.btn-ai:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}
.file-info{display:none;background:var(--light);border:1px solid var(--border);border-radius:12px;padding:14px 18px;margin-bottom:18px;align-items:center;gap:12px;flex-wrap:wrap}
.file-info.show{display:flex}
.file-info .fi-icon{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.file-info .fi-details{flex:1;min-width:0}
.file-info .fi-name{font-weight:700;color:var(--dark);font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-info .fi-meta{font-size:.8rem;color:var(--gray);margin-top:2px}
.workspace{display:none;margin-top:24px}
.workspace.show{display:block;animation:fadeUp .5s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.workspace-layout{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:24px;margin-top:18px;align-items:start}
@media(max-width:1024px){.workspace-layout{grid-template-columns:minmax(0,1fr);gap:20px}}
.workspace-panel{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:20px}
.workspace-panel h4{font-size:1.05rem;margin:0 0 14px;color:var(--dark);display:flex;align-items:center;gap:8px}
.workspace-panel h4 i{color:var(--primary)}
.workspace-panel h4 .ai-pill{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:.6rem;font-weight:800;padding:2px 8px;border-radius:8px;text-transform:uppercase;letter-spacing:.5px}
.pages-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(105px,1fr));gap:12px;margin-top:12px;min-height:200px;padding:10px;background:var(--light);border-radius:10px;border:1px dashed var(--border)}
.page-tile{position:relative;aspect-ratio:0.77;background:var(--bg-card);border:2px solid var(--border);border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;overflow:hidden;transition:all .2s;user-select:none}
.page-tile:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:0 6px 14px rgba(67,97,238,0.15)}
.page-tile canvas{width:100%;height:100%;object-fit:contain;display:block;pointer-events:none}
.page-tile-num{position:absolute;top:4px;left:4px;background:rgba(67,97,238,0.95);color:#fff;font-size:.7rem;font-weight:700;padding:2px 6px;border-radius:4px;z-index:3;line-height:1}
.page-tile-mark{position:absolute;top:4px;right:4px;background:rgba(239,68,68,0.95);color:#fff;border:none;border-radius:50%;width:24px;height:24px;font-size:.75rem;cursor:pointer;z-index:3;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px rgba(239,68,68,0.4)}
.page-tile-mark .fa-trash{font-size:.7rem}
.page-tile-badges{position:absolute;bottom:4px;left:4px;right:4px;display:flex;flex-wrap:wrap;gap:3px;z-index:3;justify-content:center;pointer-events:none}
.page-badge{font-size:.55rem;font-weight:800;padding:2px 5px;border-radius:4px;text-transform:uppercase;letter-spacing:.3px;color:#fff;line-height:1}
.badge-blank{background:rgba(107,114,128,.9)}
.badge-dup{background:rgba(245,158,11,.9)}
.badge-marked{background:rgba(239,68,68,.9)}
.page-tile.marked{border-color:var(--danger);background:linear-gradient(135deg,#fef2f2,#fee2e2);opacity:.7}
.page-tile.marked canvas{opacity:.35}
.page-tile.ai-blank{border-color:rgba(107,114,128,.4);background:#f3f4f6}
.page-tile.ai-dup{border-style:dashed;border-color:rgba(245,158,11,.5)}
.field-group{margin-bottom:14px}
.field-label{display:flex;align-items:center;gap:6px;font-size:.85rem;font-weight:600;color:var(--dark);margin-bottom:6px}
.field-input{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:.92rem;font-family:inherit;background:var(--bg-card);color:var(--dark);transition:all .2s}
.field-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(67,97,238,0.1)}
.field-input::placeholder{color:#94a3b8}
.field-hint{font-size:.75rem;color:var(--gray);margin-top:4px}
.selection-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}
.sel-btn{padding:9px 6px;border:1.5px solid var(--border);background:var(--bg-card);border-radius:8px;font-size:.78rem;font-weight:600;color:var(--dark);cursor:pointer;transition:all .2s;font-family:inherit;display:flex;align-items:center;justify-content:center;gap:4px}
.sel-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--light-accent)}
.sel-btn i{font-size:.78rem}
.action-btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.act-btn{display:inline-flex;align-items:center;gap:6px;padding:11px 20px;border:none;border-radius:10px;font-size:.92rem;font-weight:600;cursor:pointer;transition:all .2s;font-family:inherit}
.act-btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}
.act-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(67,97,238,0.3)}
.act-btn-danger{background:linear-gradient(135deg,var(--danger),#dc2626);color:#fff}
.act-btn-danger:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(239,68,68,0.3)}
.act-btn-gray{background:var(--light);color:var(--dark);border:1px solid var(--border)}
.act-btn-gray:hover{border-color:var(--primary);color:var(--primary)}
.act-btn-ai{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff}
.act-btn-ai:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(99,102,241,0.4)}
.act-btn-ai:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}
.ai-section{background:linear-gradient(135deg,#eef2ff,#f3e8ff);border:2px solid #c7d2fe;border-radius:12px;padding:14px;margin-bottom:14px}
.ai-section.hidden{display:none}
.ai-title{font-size:.95rem;font-weight:800;color:#3730a3;display:flex;align-items:center;gap:6px;margin-bottom:10px}
.ai-title i{color:#6366f1;font-size:1rem}
.ai-actions-list{display:flex;flex-direction:column;gap:6px}
.ai-action{display:flex;align-items:center;gap:8px;background:var(--bg-card);border:1.5px solid #c7d2fe;border-radius:8px;padding:8px 10px;transition:all .2s;cursor:pointer}
.ai-action:hover{border-color:#6366f1;transform:translateX(2px)}
.ai-action-icon{width:30px;height:30px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:.8rem;color:#fff;flex-shrink:0}
.ai-action-icon.blank{background:linear-gradient(135deg,#6b7280,#4b5563)}
.ai-action-icon.dup{background:linear-gradient(135deg,#f59e0b,#d97706)}
.ai-action-text{flex:1;min-width:0}
.ai-action-name{font-size:.82rem;font-weight:700;color:var(--dark);line-height:1.2}
.ai-action-desc{font-size:.7rem;color:var(--gray);line-height:1.3;margin-top:1px}
.ai-action-count{background:rgba(99,102,241,.12);color:#4338ca;font-size:.7rem;font-weight:800;padding:2px 7px;border-radius:5px;flex-shrink:0}
.ai-progress{background:var(--bg-card);border:1px solid #c7d2fe;border-radius:8px;padding:10px;margin-top:8px}
.ai-progress.hidden{display:none}
.ai-progress-label{display:flex;justify-content:space-between;font-size:.78rem;font-weight:600;color:#3730a3;margin-bottom:5px}
.ai-progress-track{height:5px;background:#e0e7ff;border-radius:3px;overflow:hidden}
.ai-progress-fill{height:100%;background:linear-gradient(90deg,#6366f1,#8b5cf6);width:0%;transition:width .3s}
.progress-wrap{display:none;margin-top:20px;padding:18px;background:linear-gradient(135deg,#eef2ff,#e0e7ff);border-radius:12px;border:1px solid rgba(67,97,238,0.2)}
.progress-wrap.show{display:block}
.progress-label{display:flex;justify-content:space-between;font-size:.85rem;font-weight:600;color:var(--dark);margin-bottom:8px}
.progress-pct{color:var(--primary);font-weight:800}
.progress-track{height:8px;background:rgba(255,255,255,0.6);border-radius:4px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--secondary));width:0%;transition:width .3s ease;border-radius:4px}
.result-banner{display:none;margin-top:20px;padding:32px 24px;background:linear-gradient(135deg,var(--primary),var(--primary-darker));color:#fff;border-radius:16px;text-align:center;box-shadow:0 8px 28px rgba(67,97,238,0.25)}
.result-banner.show{display:block;animation:slideUp .5s ease}
@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.result-banner h2{margin:0 0 6px;font-size:1.55rem;font-weight:800}
.result-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:14px;margin:20px 0;padding:0 4px}
.rs-item{background:rgba(255,255,255,0.12);backdrop-filter:blur(10px);padding:14px 12px;border-radius:10px;border:1px solid rgba(255,255,255,0.2)}
.rs-value{font-size:1.4rem;font-weight:800;line-height:1.2}
.rs-label{font-size:.72rem;opacity:.85;margin-top:4px;text-transform:uppercase;letter-spacing:.4px}
.notif{position:fixed;top:90px;right:20px;background:var(--bg-card);border-left:4px solid var(--primary);padding:14px 18px;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,0.12);display:none;align-items:center;gap:10px;font-weight:600;color:var(--dark);z-index:9999;max-width:380px;animation:slideIn .3s ease}
.notif.show{display:flex}
.notif.success{border-left-color:var(--success)}
.notif.error{border-left-color:var(--danger)}
.notif.info{border-left-color:var(--primary)}
.notif i{font-size:1.1rem}
.notif.success i{color:var(--success)}
.notif.error i{color:var(--danger)}
.notif.info i{color:var(--primary)}
@keyframes slideIn{from{transform:translateX(120%);opacity:0}to{transform:translateX(0);opacity:1}}
.loader-overlay{position:fixed;inset:0;background:rgba(255,255,255,0.97);display:none;align-items:center;justify-content:center;z-index:9999;backdrop-filter:blur(10px);flex-direction:column;gap:1.2rem}
.loader-overlay.active{display:flex}
.loader-spinner{width:64px;height:64px;border:4px solid var(--light-accent);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
.loader-text{font-weight:700;color:var(--dark);font-size:1rem}
@keyframes spin{to{transform:rotate(360deg)}}
.content-section{padding:60px 0}
.content-card{background:var(--bg-card);border-radius:20px;padding:40px;margin-bottom:32px;box-shadow:0 4px 24px rgba(67,97,238,0.06);border:1px solid rgba(67,97,238,0.06)}
.content-card h2{font-size:1.6rem;margin-bottom:16px;color:var(--dark)}
.content-card h3{font-size:1.2rem;margin:18px 0 10px;color:var(--text-primary)}
.content-card p{color:var(--text-secondary);margin-bottom:14px;line-height:1.85;font-size:1rem}
.content-card ul{color:var(--text-secondary);margin-bottom:14px;padding-left:20px}
.content-card ul li{margin-bottom:8px;line-height:1.7}
.trust-bar{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;padding:20px 24px;background:linear-gradient(135deg,#eef2ff,#e0e7ff);border-radius:14px;margin-bottom:32px;border:1px solid rgba(67,97,238,0.15)}
.trust-item{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--dark);font-size:.9rem}
.trust-item i{color:var(--primary);font-size:1.05rem}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-top:24px}
.step-item{background:var(--light);border:2px solid var(--border);border-radius:14px;padding:24px 20px;transition:all .3s}
.step-item:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 8px 20px rgba(67,97,238,0.12)}
.step-num{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:800;margin-bottom:12px}
.step-item h3{font-size:1.1rem;margin:0 0 8px}
.step-item p{font-size:.92rem;color:var(--text-secondary);margin:0;line-height:1.65}
.case-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;margin-top:24px}
.case-item{background:var(--light);border:2px solid var(--border);border-radius:16px;padding:28px 24px;transition:all .3s;position:relative;overflow:hidden}
.case-item::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary))}
.case-item:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 8px 24px rgba(67,97,238,0.12)}
.case-number{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.95rem}
.case-item h3{font-size:1.1rem;margin:0 0 10px;padding-right:48px;color:var(--text-primary)}
.case-item p{font-size:.92rem;color:var(--text-secondary);margin:0 0 8px;line-height:1.65}
.related-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:24px}
.related-card{background:var(--light);border:2px solid var(--border);border-radius:14px;padding:24px 18px;text-align:center;transition:all .3s;display:block;color:var(--dark);text-decoration:none;position:relative;overflow:hidden}
.related-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary));transform:scaleX(0);transition:transform .4s ease;transform-origin:left}
.related-card:hover{border-color:var(--primary);transform:translateY(-6px);box-shadow:0 12px 28px rgba(67,97,238,0.15);color:var(--dark)}
.related-card:hover::before{transform:scaleX(1)}
.related-card-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:1.3rem;transition:transform .3s}
.related-card:hover .related-card-icon{transform:rotate(10deg) scale(1.1)}
.related-card-name{font-weight:700;font-size:.98rem;margin-bottom:4px}
.related-card-desc{font-size:.82rem;color:var(--gray);line-height:1.5}
.faq-list{max-width:880px;margin:24px auto 0}
.faq-item{background:var(--light);border:2px solid var(--border);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:all .2s}
.faq-item:hover{border-color:#c7d2fe}
.faq-item.open{background:var(--bg-card);border-color:var(--primary);box-shadow:0 4px 16px rgba(67,97,238,0.08)}
.faq-question{width:100%;padding:18px 22px;background:none;border:none;display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:1rem;color:var(--dark);cursor:pointer;text-align:left;font-family:inherit;transition:background .2s}
.faq-question:hover{background:var(--light-accent)}
.faq-toggle{color:var(--primary);font-size:1.1rem;transition:transform .3s;flex-shrink:0;margin-left:1rem}
.faq-item.open .faq-toggle{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-answer-inner{padding:0 22px 18px;color:var(--text-secondary);line-height:1.85;font-size:.95rem}
.faq-item.open .faq-answer{max-height:600px}
.cta-section{padding:60px 0;text-align:center;background:linear-gradient(135deg,#eef2ff,#f3e8ff);border-radius:20px;margin-top:32px}
.cta-section h2{font-size:1.8rem;margin-bottom:12px;color:var(--dark)}
.cta-section p{font-size:1.05rem;color:var(--text-secondary);margin-bottom:24px;max-width:620px;margin-left:auto;margin-right:auto}
@media(max-width:991px){.related-cards{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.hero-section{padding:100px 0 60px}.tool-card{padding:1.2rem}.content-card{padding:24px 18px;margin-bottom:24px}.case-grid{grid-template-columns:1fr}.result-stats-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:575px){.related-cards{grid-template-columns:1fr}.pages-grid{grid-template-columns:repeat(auto-fill,minmax(85px,1fr))}.selection-grid{grid-template-columns:repeat(2,1fr)}}
.notif-text{flex:1;font-weight:600;font-size:.92rem;line-height:1.4}
.notif.notif-success{background:linear-gradient(135deg,#10b981,#059669);color:#fff}
.notif.notif-error{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}
.notif.notif-info{background:linear-gradient(135deg,#4361ee,#3a0ca3);color:#fff}
.notif.notif-warn{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff}
.notif.show{opacity:1;transform:translateX(0)}
.cta-btn{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#4361ee,#3a0ca3);color:#fff;padding:14px 32px;border-radius:10px;text-decoration:none;font-weight:700;font-size:1.05rem;box-shadow:0 6px 20px rgba(67,97,238,0.35);transition:all .25s}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(67,97,238,0.45);color:#fff}
.cta-btn i{font-size:1.1rem}
.ai-action-run{background:linear-gradient(135deg,#4361ee,#3a0ca3);color:#fff;border:none;padding:6px 14px;border-radius:7px;font-weight:700;font-size:.78rem;cursor:pointer;flex-shrink:0;transition:all .2s;font-family:inherit}
.ai-action-run:hover{transform:scale(1.05);box-shadow:0 4px 12px rgba(67,97,238,0.4)}
.ai-action.running{opacity:.6;pointer-events:none}
.ai-action.running .ai-action-run{background:#94a3b8;cursor:wait}
.ai-action.done{border-color:#10b981;background:linear-gradient(135deg,#ecfdf5,#d1fae5)}
.ai-action.done .ai-action-run{background:#10b981}
.page-tile-canvas{width:100%;height:100%;display:flex;align-items:center;justify-content:center;position:relative}
.ai-section-title{font-size:.95rem;font-weight:800;color:#3730a3;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.ai-section-title i{color:#6366f1}
.page-tile-mark{cursor:default}
.upload-zone.drag{border-color:var(--primary);background:linear-gradient(135deg,#eef2ff,#f3e8ff)}
.trust-bar{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:24px}
.trust-item{display:flex;align-items:center;gap:14px;background:var(--light);border:2px solid var(--border);border-radius:12px;padding:16px}
.trust-icon{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,#4361ee,#3a0ca3);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.trust-text{display:flex;flex-direction:column;line-height:1.4}
.trust-text strong{font-size:.95rem;color:var(--dark)}
.trust-text span{font-size:.8rem;color:var(--text-secondary)}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:24px}
.step-item{background:var(--light);border:2px solid var(--border);border-radius:14px;padding:24px;text-align:center;transition:all .25s}
.step-item:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:0 8px 20px rgba(67,97,238,0.1)}
.step-num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#4361ee,#3a0ca3);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:800;margin:0 auto 14px}
.step-item h3{font-size:1.05rem;margin:0 0 8px;color:var(--dark)}
.step-item p{font-size:.88rem;color:var(--text-secondary);margin:0;line-height:1.6}
#app-content[data-theme="dark"]{--bg-body:#0f172a;--bg-card:#1e293b;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--border:#334155;--shadow:0 4px 24px rgba(0,0,0,0.3);--primary-light:rgba(67,97,238,0.12);--dark:#f1f5f9;--gray:#94a3b8;--light:#1e293b;--bg-gradient:linear-gradient(160deg,#0f172a 0%,#1e293b 100%)}#app-content[data-theme="light"]{--bg-body:#f8fafc;--bg-card:#ffffff;--text-primary:#1e293b;--text-secondary:#475569;--text-muted:#94a3b8;--border:#e2e8f0;--shadow:0 4px 24px rgba(67,97,238,0.08);--primary-light:rgba(67,97,238,0.08);--dark:#1a1a2e;--gray:#6c757d;--light:#f8f9fa;--bg-gradient:linear-gradient(160deg,#f0f4ff 0%,#e8ffe8 40%,#f5f0ff 100%)}#floatThemeToggle{position:fixed;top:100px;right:20px;width:48px;height:48px;background:var(--bg-card);border:1px solid var(--border);border-radius:50%;cursor:pointer;z-index:1000;display:flex;align-items:center;justify-content:center;color:var(--text-primary);font-size:1.2rem;box-shadow:var(--shadow);transition:all .3s}#floatThemeToggle:hover{background:var(--primary);color:#fff;border-color:var(--primary)}#backToTop{position:fixed;bottom:30px;right:20px;width:48px;height:48px;background:var(--primary);border:none;border-radius:50%;cursor:pointer;z-index:1000;display:none;align-items:center;justify-content:center;color:#fff;font-size:1.2rem;box-shadow:0 10px 20px rgba(0,0,0,0.2);transition:all .3s}#backToTop:hover{background:var(--primary-dark);transform:translateY(-3px)}#backToTop.show{display:flex}