:root{--primary:#1e3a8a;--primary-dark:#1e293b;--secondary:#3b82f6;--accent:#60a5fa;--accent-2:#93c5fd;--light-accent:#dbeafe;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--dark:#0f172a;--gray:#64748b;--light:#f8fafc;--border:#e2e8f0;--bg-gradient:linear-gradient(160deg,#f8fafc 0%,#eff6ff 40%,#dbeafe 100%);--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)}
*{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:140px 0 100px;background:linear-gradient(135deg,#1e3a8a 0%,#1e293b 50%,#0f172a 100%);color:#fff;position:relative;overflow:hidden}
.hero-section::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:80px;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(96,165,250,0.18) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(59,130,246,0.12) 0%,transparent 50%);pointer-events:none}
.hero-title{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:900;margin-bottom:1.25rem;position:relative;z-index:1}
.hero-desc{font-size:1.15rem;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}
@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:16px;opacity:.8;position:relative;z-index:1}
.breadcrumb a{color:rgba(255,255,255,.8);text-decoration:none}
.tool-wrapper{margin-top:-40px;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(30,58,138,0.08);border:1px solid rgba(30,58,138,0.06)}
.upload-zone{border:2.5px dashed rgba(30,58,138,0.3);border-radius:16px;padding:3.5rem 2rem;text-align:center;background:rgba(30,58,138,0.03);cursor:pointer;transition:all .3s}
.upload-zone:hover,.upload-zone.dragover{border-color:var(--primary);background:rgba(30,58,138,0.07);transform:scale(1.01)}
.upload-zone h3{font-size:1.45rem;font-weight:700;color:var(--dark);margin-bottom:10px}
.upload-zone p{color:var(--gray);font-size:.95rem;max-width:480px;margin:0 auto 1.5rem;line-height:1.65}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border:none;border-radius:10px;font-size:1rem;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(30,58,138,0.3)}
.btn-primary:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}
.btn-success{background:linear-gradient(135deg,var(--success),#059669);color:#fff}
.btn-success:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(16,185,129,0.3)}
.btn-secondary{background:var(--light);color:var(--dark);border:1px solid var(--border)}
.btn-secondary:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--light)}
.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)}}
.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-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)}
.preview-stage{background:repeating-conic-gradient(#e2e8f0 0% 25%,#f1f5f9 0% 50%) 50%/16px 16px;border-radius:12px;padding:20px;min-height:380px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);position:relative;overflow:hidden}
.preview-stage-label{position:absolute;top:10px;left:14px;font-size:.7rem;font-weight:800;color:var(--gray);text-transform:uppercase;letter-spacing:.5px;background:var(--bg-card);padding:3px 8px;border-radius:6px;border:1px solid var(--border);z-index:1}
.preview-tabs{position:absolute;top:10px;right:14px;display:flex;gap:4px;background:var(--bg-card);padding:3px;border-radius:8px;border:1px solid var(--border);z-index:1}
.preview-tab{padding:4px 10px;border:none;background:transparent;border-radius:5px;cursor:pointer;font-size:.7rem;font-weight:700;color:var(--gray);font-family:inherit;text-transform:uppercase;letter-spacing:.3px}
.preview-tab.active{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}
#pdf-canvas{max-width:100%;height:auto;background:var(--bg-card);box-shadow:0 8px 24px rgba(0,0,0,0.12);border-radius:4px;display:block}
.preview-info-chip{position:absolute;bottom:12px;left:12px;display:flex;align-items:center;gap:6px;background:rgba(255,255,255,0.95);border:1px solid var(--border);border-radius:20px;padding:5px 12px;font-size:.72rem;font-weight:700;color:var(--primary);z-index:4;box-shadow:0 2px 8px rgba(0,0,0,0.08);max-width:calc(100% - 24px);animation:chipPop .3s ease}
.preview-info-chip i{font-size:.85rem;color:var(--success)}
@keyframes chipPop{0%{transform:scale(.7);opacity:0}60%{transform:scale(1.08);opacity:1}100%{transform:scale(1);opacity:1}}
.page-nav{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding:10px 14px;background:var(--light);border-radius:10px;border:1px solid var(--border);gap:8px;flex-wrap:wrap}
.page-nav-btns{display:flex;gap:6px;align-items:center}
.page-nav-btns button{padding:6px 12px;border:1px solid var(--border);background:var(--bg-card);border-radius:6px;cursor:pointer;font-size:.85rem;color:var(--dark);font-weight:600;font-family:inherit;transition:all .2s}
.page-nav-btns button:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}
.page-nav-btns button:disabled{opacity:.4;cursor:not-allowed}
.page-nav input{width:60px;padding:6px 8px;border:1px solid var(--border);border-radius:6px;text-align:center;font-weight:700;font-family:inherit;font-size:.9rem}
.page-nav input:focus{outline:none;border-color:var(--primary)}
.thumb-strip{display:flex;gap:6px;overflow-x:auto;padding:10px;background:var(--light);border-radius:10px;border:1px solid var(--border);margin-top:12px;min-height:90px}
.thumb-strip::-webkit-scrollbar{height:6px}
.thumb-strip::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
.thumb-item{flex-shrink:0;width:60px;height:80px;background:var(--bg-card);border:2px solid var(--border);border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:700;color:var(--gray);transition:all .2s;overflow:hidden;position:relative}
.thumb-item:hover{border-color:var(--primary);transform:translateY(-2px)}
.thumb-item.active{border-color:var(--primary);box-shadow:0 4px 12px rgba(30,58,138,0.3)}
.thumb-item canvas{width:100%;height:100%;object-fit:contain;display:block;pointer-events:none;position:absolute;top:0;left:0}
.thumb-page-num{position:absolute;bottom:0;left:0;right:0;text-align:center;font-size:10px;font-weight:700;color:#fff;background:rgba(0,0,0,0.7);padding:2px 0;z-index:3;letter-spacing:.3px;pointer-events:none}
.thumb-item.selected{border-color:var(--accent);background:#dbeafe;position:relative}
.thumb-item.selected::after{content:'\f00c';font-family:'Font Awesome 6 Free';font-weight:900;position:absolute;top:2px;right:2px;background:var(--accent);color:#fff;width:16px;height:16px;border-radius:50%;font-size:9px;display:flex;align-items:center;justify-content:center;z-index:2}
.right-stack{display:flex;flex-direction:column;gap:16px;min-width:0;max-width:100%}
.right-stack .workspace-panel{width:100%;min-width:0;max-width:100%}
.password-section{background:var(--light);border:2px solid var(--border);box-shadow:var(--shadow)}
.password-section h4{color:var(--text-primary)}
.password-section .field-label i{color:var(--primary)}
.field-group{margin-bottom:14px}
.field-label{display:flex;justify-content:space-between;align-items:center;font-size:.78rem;font-weight:700;color:var(--gray);text-transform:uppercase;letter-spacing:.3px;margin-bottom:6px}
.field-label i{color:var(--primary);margin-right:4px}
.field-hint{font-size:.7rem;font-weight:600;color:var(--primary);background:#dbeafe;padding:2px 8px;border-radius:5px;text-transform:none;letter-spacing:0}
.password-input-wrap{position:relative}
.password-input{width:100%;padding:12px 44px 12px 14px;background:var(--bg-card);border:1.5px solid var(--border);border-radius:10px;color:var(--dark);font-family:'Menlo','Monaco',monospace;font-size:.95rem;outline:none;transition:all .2s}
.password-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,58,138,0.12)}
.password-input::placeholder{color:#94a3b8;font-family:'Inter',sans-serif}
.password-toggle{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--gray);cursor:pointer;padding:8px;border-radius:6px;transition:color .2s}
.password-toggle:hover{color:var(--primary)}
.password-toggle i{font-size:1rem}
.password-actions{display:flex;gap:6px;margin-top:6px}
.password-action-btn{font-size:.72rem;font-weight:700;color:var(--primary);background:var(--bg-card);border:1px solid rgba(30,58,138,0.2);padding:5px 10px;border-radius:6px;cursor:pointer;display:inline-flex;align-items:center;gap:4px;transition:all .2s;font-family:inherit}
.password-action-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.password-strength{margin-top:8px}
.strength-bar-row{display:flex;gap:3px;margin-bottom:5px}
.strength-bar{flex:1;height:5px;background:#e2e8f0;border-radius:3px;transition:background .25s}
.strength-info{display:flex;justify-content:space-between;align-items:center;font-size:.72rem;font-weight:600}
.strength-label{color:var(--gray)}
.strength-label.weak{color:#ef4444}
.strength-label.fair{color:#f59e0b}
.strength-label.good{color:#3b82f6}
.strength-label.strong{color:#10b981}
.strength-text{color:var(--gray);font-weight:700}
.strength-text.weak{color:#ef4444}
.strength-text.fair{color:#f59e0b}
.strength-text.good{color:#3b82f6}
.strength-text.strong{color:#10b981}
.match-indicator{font-size:.72rem;font-weight:600;margin-top:4px;display:flex;align-items:center;gap:4px}
.match-indicator.match{color:#10b981}
.match-indicator.no-match{color:#ef4444}
.perm-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:10px}
.perm-toggle{display:flex;align-items:center;gap:8px;padding:10px 12px;background:var(--bg-card);border:1.5px solid var(--border);border-radius:8px;cursor:pointer;transition:all .2s}
.perm-toggle:hover{border-color:var(--primary);background:#eff6ff}
.perm-toggle.active{background:linear-gradient(135deg,#dbeafe,#bfdbfe);border-color:var(--primary)}
.perm-icon{width:28px;height:28px;border-radius:7px;background:#dbeafe;color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:.78rem;flex-shrink:0;transition:all .2s}
.perm-toggle.active .perm-icon{background:var(--primary);color:#fff}
.perm-info{flex:1;min-width:0}
.perm-name{font-size:.8rem;font-weight:700;color:var(--dark);line-height:1.2}
.perm-desc{font-size:.65rem;color:var(--gray);margin-top:1px;line-height:1.3}
.perm-switch{position:relative;width:32px;height:18px;flex-shrink:0}
.perm-switch input{opacity:0;width:0;height:0}
.perm-slider{position:absolute;cursor:pointer;inset:0;background:#cbd5e1;border-radius:18px;transition:.3s}
.perm-slider:before{position:absolute;content:"";height:14px;width:14px;left:2px;bottom:2px;background:var(--bg-card);border-radius:50%;transition:.3s;box-shadow:0 2px 4px rgba(0,0,0,0.2)}
.perm-switch input:checked + .perm-slider{background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.perm-switch input:checked + .perm-slider:before{transform:translateX(14px)}
.encryption-badge{display:flex;align-items:center;gap:10px;padding:12px 14px;background:linear-gradient(135deg,#1e3a8a,#1e293b);border-radius:10px;color:#fff;margin-bottom:12px}
.encryption-badge i{font-size:1.4rem;color:#60a5fa}
.encryption-badge-info{flex:1;font-size:.78rem;font-weight:600;line-height:1.3}
.encryption-badge-info strong{display:block;font-size:.9rem;margin-bottom:2px}
.sel-panel{background:var(--light);border:2px solid var(--border);box-shadow:var(--shadow)}
.sel-panel h4{color:var(--text-primary)}
.sel-header-row{display:flex;justify-content:space-between;align-items:center;margin:-4px 0 12px;flex-wrap:wrap;gap:6px}
.sel-count{font-size:.8rem;font-weight:700;color:var(--primary-dark);background:var(--bg-card);padding:5px 12px;border-radius:20px;border:1px solid var(--border)}
.sel-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-bottom:12px}
.sel-btn{padding:12px 6px;border:1.5px solid var(--border);background:var(--bg-card);border-radius:10px;cursor:pointer;font-size:.82rem;font-weight:700;color:var(--dark);font-family:inherit;transition:all .2s;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-height:62px;line-height:1.1;text-align:center}
.sel-btn i{font-size:1rem;color:var(--primary)}
.sel-btn:hover{border-color:var(--primary);background:var(--light);transform:translateY(-1px);box-shadow:0 4px 10px rgba(30,58,138,0.1)}
.sel-btn:active{transform:translateY(0)}
.sel-custom{display:flex;gap:8px;flex-wrap:wrap}
.sel-range-input{flex:1;min-width:140px;padding:10px 12px;border:1.5px solid var(--border);border-radius:8px;font-size:.88rem;font-family:inherit;background:var(--bg-card);color:var(--dark)}
.sel-range-input:focus{outline:none;border-color:var(--primary);background:var(--bg-card)}
.sel-range-input::placeholder{color:#94a3b8}
.sel-btn-apply{padding:10px 16px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border:none;border-radius:8px;font-size:.85rem;font-weight:700;cursor:pointer;font-family:inherit;display:inline-flex;align-items:center;gap:5px;white-space:nowrap;transition:all .2s}
.sel-btn-apply:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(30,58,138,0.3)}
@media(max-width:768px){.sel-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}.sel-btn{min-height:58px;font-size:.76rem;padding:8px 4px}.sel-btn i{font-size:.9rem}.perm-grid{grid-template-columns:1fr}}
@media(max-width:480px){.sel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.sel-custom{flex-direction:column}.sel-btn-apply{width:100%;justify-content:center}}
.action-btns{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:6px}
@media(max-width:480px){.action-btns{flex-direction:column}.act-btn{width:100%;min-width:0}}
.act-btn{padding:13px 22px;border-radius:10px;border:none;font-weight:700;font-size:.92rem;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:all .2s;font-family:inherit;flex:1;min-width:180px;justify-content:center}
.act-btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 6px 18px rgba(30,58,138,0.3)}
.act-btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(30,58,138,0.4)}
.act-btn-success{background:linear-gradient(135deg,var(--success),#059669);color:#fff;box-shadow:0 6px 18px rgba(16,185,129,0.3)}
.act-btn-success:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(16,185,129,0.4)}
.act-btn-gray{background:var(--bg-card);color:var(--dark);border:1px solid var(--border)}
.act-btn-gray:hover{border-color:var(--primary);color:var(--primary)}
.progress-wrap{display:none;margin-top:18px;padding:14px 18px;background:var(--light);border:1px solid var(--border);border-radius:12px}
.progress-wrap.show{display:block}
.progress-label{font-weight:700;color:var(--dark);font-size:.92rem;margin-bottom:8px;display:flex;justify-content:space-between;align-items:center}
.progress-pct{color:var(--primary);font-weight:800;font-size:1rem}
.progress-track{height:8px;background:var(--bg-card);border:1px solid var(--border);border-radius:6px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));width:0%;transition:width .4s ease}
.result-banner{display:none;background:linear-gradient(135deg,#10b981,#059669);border-radius:16px;padding:32px;color:#fff;text-align:center;margin-top:20px;animation:fadeUp .5s ease}
.result-banner.show{display:block}
.result-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:20px 0}
@media(max-width:768px){.result-stats-grid{grid-template-columns:repeat(2,1fr)}}
.rs-item{background:rgba(255,255,255,0.18);backdrop-filter:blur(8px);border-radius:12px;padding:16px 10px}
.rs-value{font-size:1.5rem;font-weight:800;line-height:1}
.rs-label{font-size:.78rem;margin-top:4px;opacity:.9}
.notif{position:fixed;top:20px;right:20px;padding:14px 20px;background:var(--bg-card);border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,0.12);display:none;align-items:center;gap:10px;z-index:9999;border-left:4px solid var(--primary);max-width:360px}
.notif.success{border-left-color:var(--success)}
.notif.error{border-left-color:var(--danger)}
.notif i{font-size:1.2rem}
.notif.success i{color:var(--success)}
.notif.error i{color:var(--danger)}
.notif-text{font-size:.9rem;color:var(--dark)}
.loader-overlay{position:fixed;inset:0;background:rgba(255,255,255,0.9);display:none;align-items:center;justify-content:center;flex-direction:column;gap:14px;z-index:9998}
.loader-overlay.active{display:flex}
.loader-spinner{width:56px;height:56px;border:5px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-text{font-weight:700;color:var(--dark);font-size:1.05rem}
.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(30,58,138,0.06);border:1px solid rgba(30,58,138,0.06)}
.content-card h2{font-size:1.6rem;margin-bottom:18px;color:var(--dark);font-weight:800}
.content-card h3{font-size:1.2rem;margin:24px 0 12px;color:var(--text-primary)}
.content-card p{color:var(--text-secondary);margin-bottom:14px;line-height:1.85}
.content-card ul,.content-card ol{color:var(--text-secondary);margin:0 0 18px 22px;line-height:1.85}
.content-card li{margin-bottom:8px}
.trust-bar{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:32px}
.trust-item{background:var(--light);border:1px solid var(--border);border-radius:14px;padding:18px;display:flex;align-items:center;gap:12px;font-weight:600;color:var(--text-primary);font-size:.9rem}
.trust-item i{font-size:1.3rem;color:var(--primary);flex-shrink:0}
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;margin-top:20px}
.case-item{background:var(--light);border:1px solid var(--border);border-radius:14px;padding:22px;position:relative;transition:all .3s}
.case-item:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(30,58,138,0.1)}
.case-number{position:absolute;top:-12px;left:20px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:800}
.case-item h3{font-size:1.05rem;margin:8px 0 10px;color:var(--text-primary)}
.case-item p{font-size:.9rem;color:var(--text-secondary);line-height:1.7;margin:0}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:20px}
.step-item{background:var(--light);border:1px solid var(--border);border-radius:14px;padding:22px;text-align:center}
.step-num{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:800;margin:0 auto 12px}
.step-item h3{font-size:1rem;margin:0 0 8px;color:var(--dark)}
.step-item p{font-size:.88rem;color:var(--text-secondary);margin:0;line-height:1.6}
.related-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:18px}@media(max-width:991px){.related-cards{grid-template-columns:repeat(3,1fr)}}@media(max-width:575px){.related-cards{grid-template-columns:repeat(2,1fr)}}
.related-card{display:flex;flex-direction:column;background:var(--light);border:1px solid var(--border);border-radius:14px;padding:20px;text-decoration:none;color:var(--text-primary);transition:all .3s;position:relative;overflow:hidden}
.related-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity .3s}
.related-card:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:0 10px 24px rgba(30,58,138,0.12)}
.related-card:hover::before{opacity:1}
.related-card-icon{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:14px;flex-shrink:0}
.related-card-name{font-weight:800;font-size:1.05rem;margin-bottom:6px;color:var(--dark)}
.related-card-desc{font-size:.85rem;color:var(--gray);line-height:1.5;flex:1;margin-bottom:12px}
.related-card-link{font-size:.82rem;font-weight:700;color:var(--primary);display:inline-flex;align-items:center;gap:5px;margin-top:auto}
.related-card-link i{transition:transform .2s}
.related-card:hover .related-card-link i{transform:translateX(3px)}
.faq-section .faq-list{display:flex;flex-direction:column;gap:10px;margin-top:20px}
.faq-item{background:var(--light);border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:all .25s}
.faq-item:hover{border-color:var(--primary)}
.faq-item.open{background:var(--bg-card);box-shadow:0 6px 18px rgba(30,58,138,0.08)}
.faq-question{width:100%;padding:16px 20px;background:transparent;border:none;text-align:left;cursor:pointer;font-weight:700;color:var(--dark);font-size:.98rem;font-family:inherit;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-toggle{color:var(--primary);transition:transform .25s;flex-shrink:0}
.faq-item.open .faq-toggle{transform:rotate(180deg)}
.faq-answer{padding:0 20px;max-height:0;overflow:hidden;transition:all .3s ease;color:var(--text-secondary);font-size:.92rem;line-height:1.7}
.faq-item.open .faq-answer{padding:0 20px 18px;max-height:500px}
.cta-section{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 50%,#0f172a 100%);border-radius:20px;padding:40px;color:#fff;text-align:center;margin-bottom:32px;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 30% 30%,rgba(96,165,250,0.2) 0%,transparent 50%);pointer-events:none}
.cta-section h2{color:#fff;font-size:1.8rem;margin-bottom:12px;position:relative;z-index:1}
.cta-section p{opacity:.95;max-width:560px;margin:0 auto 24px;font-size:1.05rem;position:relative;z-index:1}
.cta-section .btn{background:var(--bg-card);color:var(--text-primary);font-weight:800;position:relative;z-index:1}
.cta-section .btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,0.2)}
@media(max-width:768px){.tool-card{padding:1.5rem}.upload-zone{padding:2rem 1rem}.upload-zone h3{font-size:1.2rem}.hero-section{padding:100px 0 80px}.content-card{padding:24px}.case-grid,.steps-grid{grid-template-columns:1fr}.act-btn{min-width:100%}.cta-section{padding:30px 20px}.cta-section h2{font-size:1.4rem}}
#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}