:root{--theme: #2563eb;--theme-soft: #eff6ff;--theme-border: #bfdbfe;color:#111827;background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}.theme-blue{--theme: #2563eb;--theme-soft: #eff6ff;--theme-border: #bfdbfe}.theme-rose{--theme: #e11d48;--theme-soft: #fff1f2;--theme-border: #fecdd3}.theme-cyan{--theme: #0891b2;--theme-soft: #ecfeff;--theme-border: #a5f3fc}.theme-violet{--theme: #7c3aed;--theme-soft: #f5f3ff;--theme-border: #ddd6fe}.theme-pink{--theme: #db2777;--theme-soft: #fdf2f8;--theme-border: #fbcfe8}.theme-indigo{--theme: #4f46e5;--theme-soft: #eef2ff;--theme-border: #c7d2fe}.theme-amber{--theme: #d97706;--theme-soft: #fffbeb;--theme-border: #fde68a}.theme-green{--theme: #059669;--theme-soft: #ecfdf5;--theme-border: #a7f3d0}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.58}a{color:inherit;text-decoration:none}.site-header{align-items:center;background:#fffffff2;border-bottom:1px solid #e5eaf2;display:flex;height:68px;justify-content:space-between;padding:0 6vw;position:sticky;top:0;z-index:40}.logo{align-items:center;display:flex;gap:10px}.logo span{align-items:center;background:#111827;border-radius:8px;color:#fff;display:inline-flex;font-size:12px;font-weight:900;height:38px;justify-content:center;width:38px}.logo strong{font-size:18px}.desktop-nav{align-items:center;display:flex;gap:22px}.desktop-nav a,.nav-group>button{align-items:center;background:transparent;border:0;color:#4b5565;display:inline-flex;font-size:14px;font-weight:800;min-height:40px;padding:0}.nav-group{position:relative}.nav-menu{background:#fff;border:1px solid #dbe4f0;border-radius:8px;box-shadow:0 18px 46px #1118271f;display:grid;gap:4px;left:50%;min-width:190px;opacity:0;padding:8px;pointer-events:none;position:absolute;top:100%;transform:translate(-50%,8px);transition:opacity .16s ease,transform .16s ease;z-index:50}.nav-group:hover .nav-menu,.nav-group:focus-within .nav-menu{opacity:1;pointer-events:auto;transform:translate(-50%)}.nav-menu a{align-items:center;border-radius:7px;color:#344054;display:flex;gap:8px;min-height:38px;padding:0 10px;white-space:nowrap}.nav-menu a:hover{background:var(--theme-soft);color:var(--theme)}.header-actions{align-items:center;display:flex;gap:10px}.language-button,.login-button,.primary-button,.secondary-button,.icon-button{align-items:center;border-radius:8px;display:inline-flex;font-weight:900;gap:8px;justify-content:center}.language-button,.login-button,.secondary-button,.icon-button{background:#fff;border:1px solid #d5deea;color:#243044}.language-button,.login-button,.primary-button,.secondary-button{min-height:44px;padding:0 18px}.language-button{min-width:58px}.primary-button{background:var(--theme);border:1px solid var(--theme);color:#fff}.icon-button{height:40px;padding:0;width:40px}.hero{background:linear-gradient(180deg,var(--theme-soft) 0%,#ffffff 82%);padding:72px 6vw 52px;text-align:center}.eyebrow{align-items:center;color:var(--theme);display:inline-flex;font-size:14px;font-weight:900;gap:7px;margin:0 0 14px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(36px,5.8vw,64px);line-height:1.08;margin:0 auto 18px;max-width:980px}.subtitle{color:#5f6f86;font-size:19px;line-height:1.72;margin:0 auto 28px;max-width:860px}.extract-box{background:#fff;border:1px solid var(--theme-border);border-radius:8px;box-shadow:0 24px 70px #11182717;margin:0 auto;max-width:920px;padding:16px;text-align:left}.extract-box input{border:1px solid #cbd5e1;border-radius:8px;color:#111827;font-size:17px;min-height:56px;outline:none;padding:0 18px;width:100%}.extract-box input:focus{border-color:var(--theme);box-shadow:0 0 0 4px color-mix(in srgb,var(--theme) 16%,transparent)}.upload-extract-box{background:#fff;border:1px solid var(--theme-border);border-radius:8px;box-shadow:0 24px 70px #11182717;margin:0 auto;max-width:920px;padding:16px}.file-type-switch{background:#eef2f7;border-radius:8px;display:grid;gap:6px;grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:14px;padding:6px}.file-type-switch button{align-items:center;background:transparent;border:0;border-radius:7px;color:#5f6b7a;display:flex;font-weight:900;gap:8px;justify-content:center;min-height:42px}.file-type-switch button.active{background:#fff;box-shadow:0 8px 22px #11182714;color:var(--theme)}.upload-drop{align-items:center;background:var(--theme-soft);border:2px dashed var(--theme-border);border-radius:8px;color:#526174;display:flex;flex-direction:column;gap:8px;justify-content:center;min-height:210px;padding:28px}.upload-drop input{display:none}.upload-icon{align-items:center;background:var(--theme);border-radius:8px;color:#fff;display:inline-flex;height:56px;justify-content:center;margin-bottom:6px;width:56px}.upload-drop strong{color:#111827;font-size:20px}.upload-drop small{color:#667085;font-size:14px}.button-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:14px}.button-row .primary-button{min-width:160px}.alert{border-radius:8px;font-size:14px;font-weight:800;margin:14px 0 0;padding:12px 14px;text-align:center}.alert.error{background:#fff1f3;border:1px solid #fecdd6;color:#be123c}.alert.success{background:#ecfdf3;border:1px solid #bbf7d0;color:#047857}.alert.info{background:var(--theme-soft);border:1px solid var(--theme-border);color:#344054}.home-type-tags{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:24px auto 0;max-width:920px}.home-type-tags button{align-items:center;background:#fff;border:1px solid var(--theme-border);border-radius:8px;color:var(--theme);display:inline-flex;font-size:15px;font-weight:800;gap:8px;min-height:44px;padding:0 16px}.home-type-tags button:hover{background:var(--theme-soft);border-color:var(--theme-border);color:var(--theme)}.mode-switch{background:#eef2f7;border-radius:8px;display:grid;gap:6px;grid-template-columns:repeat(2,minmax(0,1fr));margin:0 auto 14px;max-width:920px;padding:6px}.mode-switch button{align-items:center;background:transparent;border:0;border-radius:7px;color:#5f6b7a;display:flex;font-weight:900;gap:8px;justify-content:center;min-height:42px}.mode-switch button.active{background:#fff;box-shadow:0 8px 22px #11182714;color:var(--theme)}.result-section,.section{padding:56px 6vw}.result-card{background:#fff;border:1px solid #dbe4f0;border-radius:8px;box-shadow:0 18px 56px #11182714;margin:0 auto;max-width:980px;padding:24px}.section-title{align-items:center;display:flex;justify-content:space-between;gap:16px;margin-bottom:18px}.section-title.center{display:block;margin:0 auto 34px;max-width:760px;text-align:center}.section-title h2{font-size:clamp(24px,3vw,34px);line-height:1.16;margin-bottom:0}.result-layout{display:grid;gap:14px}.result-block{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;padding:16px}.result-block>span{color:var(--theme);display:block;font-size:13px;font-weight:900;margin-bottom:8px}.result-block p{color:#344054;line-height:1.75;margin:0}.result-text{color:#344054;line-height:1.85;margin-bottom:0;white-space:pre-wrap}.article-mode-switch{align-items:center;background:var(--theme-soft);border:1px solid var(--theme-border);border-radius:8px;display:flex;flex-wrap:wrap;gap:8px;padding:8px}.article-mode-switch button{background:#fff;border:1px solid var(--theme-border);border-radius:7px;color:var(--theme);font-weight:850;min-height:36px;padding:0 12px}.article-mode-switch button.active,.article-mode-switch button:last-child{background:var(--theme);border-color:var(--theme);color:#fff}.article-mode-switch button:disabled{cursor:not-allowed;opacity:.45}.article-layout-preview{background:#fff;border:1px solid #e2e8f0;border-radius:8px;color:#111827;display:grid;gap:14px;padding:18px}.article-layout-preview h3{font-size:24px;line-height:1.45;margin:0 0 4px}.article-layout-preview h4{font-size:18px;line-height:1.6;margin:12px 0 0}.article-layout-preview p{color:#1f2937;font-size:16px;line-height:1.9;white-space:pre-wrap}.article-layout-preview figure{margin:8px 0;text-align:center}.article-layout-preview img{border-radius:8px;max-height:620px;max-width:100%;object-fit:contain}.article-layout-preview figcaption{color:#64748b;font-size:12px;margin-top:6px}.media-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:0}.video-result{display:grid;gap:12px}.video-result video{aspect-ratio:16 / 9;background:#111827;border-radius:8px;max-height:520px;object-fit:contain;width:100%}.video-actions{display:flex;flex-wrap:wrap;gap:10px}.video-actions a,.video-actions button{align-items:center;background:var(--theme);border:1px solid var(--theme);border-radius:8px;color:#fff;display:inline-flex;font-weight:900;justify-content:center;min-height:40px;padding:0 14px}.video-actions button{background:#fff;color:var(--theme)}.media-links a{background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;color:#1d4ed8;font-size:13px;font-weight:850;padding:8px 10px}.image-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.image-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;display:grid;gap:8px;overflow:hidden;padding:8px}.image-card>a{display:block}.image-grid img{aspect-ratio:3 / 4;background:#f1f5f9;border-radius:6px;object-fit:cover;width:100%}.image-actions{display:grid;gap:6px;grid-template-columns:repeat(3,minmax(0,1fr))}.image-actions a,.image-actions button{align-items:center;background:#fff;border:1px solid var(--theme-border);border-radius:7px;color:var(--theme);display:inline-flex;font-size:13px;font-weight:850;justify-content:center;min-height:34px;padding:0 8px;white-space:nowrap}.image-actions a:nth-child(2){background:var(--theme);border-color:var(--theme);color:#fff}.tag-list{display:flex;flex-wrap:wrap;gap:8px}.tag-list button{background:#fff;border:1px solid var(--theme-border);border-radius:999px;color:var(--theme);font-size:13px;font-weight:850;min-height:32px;padding:0 10px}.feature-grid,.steps-grid,.faq-list{display:grid;gap:18px;margin:0 auto;max-width:1120px}.feature-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.feature-grid article,.steps-grid article,.faq-list article{background:#fff;border:1px solid #dbe4f0;border-radius:8px;box-shadow:0 14px 44px #1118270f;padding:24px}.feature-grid svg{color:var(--theme);margin-bottom:22px}.feature-grid h3,.steps-grid h3,.faq-list h3{font-size:19px;margin-bottom:10px}.feature-grid p,.steps-grid p,.faq-list p{color:#667085;line-height:1.7;margin-bottom:0}.steps-section{background:#f6f8fb}.steps-grid{grid-template-columns:repeat(3,minmax(0,1fr));max-width:980px}.steps-grid span{align-items:center;background:var(--theme);border-radius:999px;color:#fff;display:inline-flex;font-weight:900;height:34px;justify-content:center;margin-bottom:22px;width:34px}.faq-list{max-width:900px}.seo-section{background:#fff}.seo-group-grid{display:grid;gap:18px;grid-template-columns:repeat(2,minmax(0,1fr));margin:0 auto;max-width:1120px}.seo-group{background:#fff;border:1px solid #dbe4f0;border-radius:8px;padding:18px}.seo-group h3{color:#111827;font-size:18px;margin:0 0 14px}.seo-link-grid{display:grid;gap:10px;grid-template-columns:repeat(2,minmax(0,1fr))}.seo-link-grid a{align-items:center;background:#f8fafc;border:1px solid #dbe4f0;border-radius:8px;color:#111827;display:flex;font-weight:900;justify-content:center;min-height:52px;padding:12px;text-align:center}.legal-hero{margin:0 auto;max-width:920px;padding:110px 6vw 80px}.legal-hero h1{color:#111827;font-size:clamp(42px,6vw,76px);letter-spacing:0;line-height:1.02;margin:14px 0 18px}.legal-list{display:grid;gap:16px;margin-top:42px}.legal-list article{background:#fff;border:1px solid #dbe4f0;border-radius:8px;padding:24px}.legal-list h2{font-size:20px;margin-bottom:10px}.legal-list p{color:#5f6b7a;line-height:1.75;margin:0}.site-footer{background:#111827;color:#fff;display:flex;gap:56px;justify-content:space-between;padding:34px 6vw}.site-footer>div:first-child{max-width:420px}.site-footer p{color:#98a2b3;margin:6px 0 0}.site-footer nav{display:flex;flex-direction:column;gap:10px}.footer-links{display:grid;gap:38px;grid-template-columns:minmax(110px,.8fr) minmax(330px,2fr) minmax(110px,.8fr)}.site-footer nav strong{color:#fff;font-size:14px;margin-bottom:4px}.site-footer a{color:#cbd5e1;font-size:13px;font-weight:800}.footer-tools{column-gap:18px;display:grid;grid-template-columns:repeat(2,minmax(135px,1fr))}.footer-tools strong{grid-column:1 / -1}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:960px){.desktop-nav{display:none}.feature-grid,.seo-group-grid,.footer-links{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:680px){.site-header,.hero,.result-section,.section,.site-footer{padding-left:18px;padding-right:18px}.hero{padding-top:48px}h1{font-size:36px}.subtitle{font-size:16px}.button-row,.site-footer{align-items:stretch;flex-direction:column}.feature-grid,.footer-links,.mode-switch,.seo-group-grid,.seo-link-grid,.steps-grid{grid-template-columns:1fr}.header-actions{gap:8px}.login-button{display:none}.footer-tools{grid-template-columns:1fr}}