:root{--bg:#F7F9FC;--surface:#fff;--primary:#2563EB;--primary-hover:#1D4ED8;--accent:#14B8A6;--text:#111827;--muted:#667085;--border:#E5E7EB;--soft:#F1F5F9;--success:#16A34A;--warning:#F59E0B;--error:#DC2626;--shadow:0 10px 32px rgba(15,23,42,.08);--radius:14px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Inter,Arial,Helvetica,sans-serif;overflow-x:hidden}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}.container{width:min(1240px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.header-inner{height:72px;display:flex;align-items:center;gap:28px}.brand{font-weight:800;font-size:20px;color:var(--text);white-space:nowrap}.brand b{color:var(--primary)}.nav{display:flex;gap:18px;align-items:center;margin-left:auto}.nav a{color:#344054;font-weight:600;font-size:14px}.menu-toggle{display:none;margin-left:auto;border:1px solid var(--border);background:#fff;border-radius:10px;padding:10px 12px}.breadcrumb{font-size:14px;color:var(--muted);padding:20px 0 6px}.hero{text-align:center;padding:28px 0 18px}.hero h1{font-size:clamp(30px,4vw,46px);line-height:1.12;margin:0 0 12px}.hero p{max-width:780px;margin:0 auto;color:var(--muted);font-size:18px}.privacy-pill{display:inline-flex;align-items:center;gap:8px;margin-top:14px;padding:8px 12px;border-radius:999px;background:#ECFDF5;color:#047857;font-weight:700;font-size:14px}.workspace{width:min(1080px,100%);margin:18px auto 28px;background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:24px}.dropzone{border:2px dashed #AFC1DA;border-radius:16px;padding:38px 18px;text-align:center;background:#FBFDFF;transition:.18s}.dropzone.drag{border-color:var(--primary);background:#EFF6FF}.dropzone h2{font-size:24px;margin:8px 0}.dropzone p{color:var(--muted);margin:4px 0 16px}.btn{min-height:44px;border:0;border-radius:10px;padding:11px 18px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);text-decoration:none}.btn-secondary{background:#fff;color:#344054;border:1px solid var(--border)}.btn-danger{background:#fff;color:var(--error);border:1px solid #FECACA}.btn-soft{background:var(--soft);color:#334155}.button-row{display:flex;flex-wrap:wrap;gap:10px}.file-info{display:grid;grid-template-columns:minmax(0,1fr) repeat(2,minmax(100px,auto));gap:12px;padding:14px;background:var(--soft);border-radius:12px;margin:16px 0}.file-info strong,.truncate{min-width:0;overflow-wrap:anywhere}.controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:16px 0}.control{display:flex;flex-direction:column;gap:6px}.control label,.label{font-weight:700}.control input,.control select{width:100%;border:1px solid #CBD5E1;border-radius:10px;padding:10px 12px;background:#fff;min-height:44px}.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding:12px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin:12px 0}.toolbar .spacer{flex:1}.page-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;margin-top:16px}.page-card{position:relative;border:1px solid var(--border);border-radius:14px;background:#fff;padding:10px;min-width:0;box-shadow:0 3px 12px rgba(15,23,42,.04)}.page-card.selected{border:2px solid var(--primary);background:#EFF6FF}.page-card.remove-selected{border:2px solid var(--error);background:#FEF2F2}.page-card canvas,.page-card img{width:100%;aspect-ratio:3/4;object-fit:contain;background:#fff;border-radius:8px;border:1px solid #EEF2F6;display:block}.page-meta{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-top:8px;font-size:14px}.page-actions{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;margin-top:8px}.page-actions button{min-height:38px;border:1px solid var(--border);background:#fff;border-radius:8px;font-size:13px}.page-status{font-size:12px;font-weight:700;color:var(--error)}.drag-handle{cursor:grab;user-select:none;font-size:18px}.processing,.result,.error-box,.notice{padding:16px;border-radius:12px;margin:16px 0}.processing{background:#EFF6FF}.result{background:#F0FDF4;border:1px solid #BBF7D0}.error-box{background:#FEF2F2;border:1px solid #FECACA;color:#991B1B}.notice{background:#FFFBEB;border:1px solid #FDE68A;color:#854D0E}.progress{height:10px;background:#DBEAFE;border-radius:99px;overflow:hidden;margin-top:10px}.progress>span{display:block;height:100%;width:0;background:var(--primary);transition:width .2s}.ad-slot{display:flex;align-items:center;justify-content:center;color:#98A2B3;background:#F8FAFC;border:1px dashed #CBD5E1;border-radius:10px;margin:20px auto;text-align:center;font-size:12px}.ad-top-desktop,.ad-bottom-desktop{min-height:90px;max-width:728px}.ad-top-mobile{display:none;min-height:50px;max-width:320px}.ad-sidebar{min-height:250px;max-width:300px}.article{width:min(920px,100%);margin:40px auto}.article h2{font-size:30px;line-height:1.25;margin-top:34px}.article h3{font-size:22px}.article p,.article li{color:#344054}.tool-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.tool-card{display:block;background:#fff;border:1px solid var(--border);border-radius:16px;padding:22px;color:inherit;box-shadow:0 4px 18px rgba(15,23,42,.04)}.tool-card:hover{border-color:#93C5FD;box-shadow:var(--shadow);text-decoration:none}.tool-card h3{margin:8px 0;font-size:21px}.tool-card p{color:var(--muted);margin:0}.faq details{border-top:1px solid var(--border);padding:14px 0}.faq summary{font-weight:700;cursor:pointer}.site-footer{margin-top:50px;background:#0F172A;color:#CBD5E1;padding:40px 0}.site-footer a{color:#E2E8F0}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:24px}.footer-grid h3{color:#fff;font-size:16px}.modal{border:0;border-radius:16px;box-shadow:0 20px 80px rgba(15,23,42,.3);width:min(900px,calc(100% - 24px));padding:0}.modal::backdrop{background:rgba(15,23,42,.7)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border)}.modal-body{padding:18px;max-height:80vh;overflow:auto}.modal canvas,.modal img{max-width:100%;height:auto;display:block;margin:auto}.scan-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}.scan-card{border:1px solid var(--border);border-radius:14px;padding:10px;background:#fff}.scan-card img{width:100%;aspect-ratio:3/4;object-fit:contain;background:#F8FAFC;border-radius:8px}.camera-stage{background:#0F172A;border-radius:16px;overflow:hidden;position:relative}.camera-stage video{width:100%;max-height:70vh;display:block;background:#000}.camera-guide{position:absolute;inset:10%;border:2px dashed rgba(255,255,255,.9);border-radius:10px;pointer-events:none}.camera-controls{position:absolute;bottom:12px;left:0;right:0;display:flex;justify-content:center;gap:10px}.camera-controls .btn{background:rgba(255,255,255,.94)}.crop-stage{position:relative;display:inline-block;max-width:100%}.crop-stage img{display:block;max-width:100%;max-height:60vh}.crop-box{position:absolute;border:2px solid var(--primary);background:rgba(37,99,235,.08);touch-action:none}.crop-handle{position:absolute;width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--primary);touch-action:none}.crop-handle.nw{left:-11px;top:-11px}.crop-handle.ne{right:-11px;top:-11px}.crop-handle.sw{left:-11px;bottom:-11px}.crop-handle.se{right:-11px;bottom:-11px}.range-inline{display:flex;gap:8px;align-items:end}.range-inline .control{flex:1}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
:focus-visible{outline:3px solid rgba(37,99,235,.35);outline-offset:2px}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media(max-width:900px){.nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);padding:14px 16px;flex-direction:column;align-items:flex-start}.nav.open{display:flex}.menu-toggle{display:block}.tool-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.container{width:min(100% - 20px,1240px)}.workspace{padding:15px}.controls{grid-template-columns:1fr}.file-info{grid-template-columns:1fr}.page-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.tool-cards{grid-template-columns:1fr}.button-row>.btn{flex:1 1 160px}.ad-top-desktop,.ad-bottom-desktop{display:none}.ad-top-mobile{display:flex}.article h2{font-size:26px}.footer-grid{grid-template-columns:1fr}.toolbar{align-items:stretch}.toolbar .spacer{display:none}.toolbar .btn{flex:1 1 120px}}
@media(max-width:380px){.page-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page-card{padding:7px}.page-actions{grid-template-columns:1fr}.btn{padding:10px 12px}.hero p{font-size:16px}}