@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap");:root{--bg:#fafaf9;--bg-card:#fff;--bg-elevated:#fff;--text:#111110;--text-secondary:#2e2d2b;--text-tertiary:#4a4946;--border:#e7e5e4;--border-hover:#d6d3d1;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-soft:#eff6ff;--success:#16a34a;--success-soft:#f0fdf4;--error:#dc2626;--error-soft:#fef2f2;--radius:12px;--radius-sm:8px;--shadow-sm:0 1px 2px rgba(0,0,0,.04);--shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);--shadow-lg:0 4px 12px rgba(0,0,0,.08);--max-width:1140px;--cat-video:#7c3aed;--cat-audio:#2563eb;--cat-image:#059669;--cat-pdf:#dc2626;--cat-gif:#d97706;--cat-doc:#4f46e5;--cat-ebook:#0891b2;--cat-archive:#64748b}@media (prefers-color-scheme:dark){:root{--bg:#0c0a09;--bg-card:#1c1917;--bg-elevated:#292524;--text:#fafaf9;--text-secondary:#a8a29e;--text-tertiary:#78716c;--border:#292524;--border-hover:#44403c;--accent:#60a5fa;--accent-hover:#93c5fd;--accent-soft:#172554;--success-soft:#052e16;--error-soft:#450a0a;--shadow-sm:0 1px 2px rgba(0,0,0,.2);--shadow:0 1px 3px rgba(0,0,0,.3);--shadow-lg:0 4px 12px rgba(0,0,0,.4)}}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-family:DM Sans,system-ui,-apple-system,sans-serif}body{background:var(--bg);color:var(--text);line-height:1.6;min-height:100dvh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:var(--bg-card);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.nav-container{max-width:var(--max-width);margin:0 auto;padding:0 24px;height:56px;display:flex;align-items:center;gap:8px;position:relative}.logo{font-size:20px;font-weight:700;text-decoration:none!important;display:flex;gap:0;margin-right:16px}.logo-accent{color:var(--accent)}.logo-dim{color:var(--text)}.nav-desktop{display:flex;align-items:center;gap:4px;flex:1 1}.nav-dropdown-wrap{position:relative}.nav-cat-btn{display:flex;align-items:center;gap:4px;padding:8px 12px;font-size:14px;font-weight:500;color:var(--text-secondary);background:none;border:none;cursor:pointer;border-radius:var(--radius-sm);transition:color .15s,background .15s}.nav-cat-btn.active,.nav-cat-btn:hover{color:var(--text);background:var(--bg-elevated)}.nav-chevron{transition:transform .2s}.nav-cat-btn.active .nav-chevron{transform:rotate(180deg)}.nav-mega{position:absolute;top:100%;left:50%;transform:translateX(-50%);padding-top:8px;z-index:60}.nav-mega-inner{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:16px;min-width:480px}.nav-mega-header{margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--border)}.nav-mega-all{font-size:13px;font-weight:600;color:var(--accent);text-decoration:none}.nav-mega-all:hover{text-decoration:underline}.nav-mega-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:4px;gap:4px}.nav-mega-item{display:flex;align-items:center;gap:6px;padding:8px 10px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text);text-decoration:none!important;transition:background .15s}.nav-mega-item:hover{background:var(--bg-elevated)}.nav-mega-from{color:var(--text)}.nav-mega-arrow{color:var(--text-tertiary);font-size:11px}.nav-mega-to{color:var(--accent);font-weight:600}.nav-hamburger{display:none;width:40px;height:40px;align-items:center;justify-content:center;background:none;border:none;cursor:pointer;color:var(--text);margin-left:auto;border-radius:var(--radius-sm)}.nav-hamburger:hover{background:var(--bg-elevated)}.nav-mobile-menu{position:absolute;top:56px;left:0;right:0;background:var(--bg-card);box-shadow:var(--shadow-lg);padding:8px 0;max-height:calc(100vh - 56px);overflow-y:auto}.nav-mobile-group,.nav-mobile-menu{border-bottom:1px solid var(--border)}.nav-mobile-group:last-child{border-bottom:none}.nav-mobile-cat{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 24px;font-size:15px;font-weight:600;color:var(--text);background:none;border:none;cursor:pointer;text-align:left}.nav-mobile-chevron{transition:transform .2s}.nav-mobile-chevron.open{transform:rotate(180deg)}.nav-mobile-items{padding:0 24px 12px;display:flex;flex-direction:column;gap:2px}.nav-mobile-item{padding:8px 12px;font-size:14px;font-weight:500;color:var(--text-secondary);text-decoration:none!important;border-radius:var(--radius-sm)}.nav-mobile-item:hover{background:var(--bg-elevated);color:var(--text)}.nav-mobile-all{color:var(--accent);font-weight:600;margin-bottom:4px}@media (max-width:768px){.nav-desktop{display:none}.nav-hamburger{display:flex}}.page-container{max-width:var(--max-width);margin:0 auto;padding:0 24px 80px;flex:1 1}.hero{padding:64px 0 48px;text-align:center}.hero-heading{font-size:clamp(28px,6vw,48px);font-weight:700;line-height:1.15;letter-spacing:-.02em;margin-bottom:16px;overflow-wrap:break-word;word-break:break-word}.hero-accent{background:linear-gradient(135deg,var(--accent),#7c3aed);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-sub{font-size:17px;color:var(--text-secondary);max-width:520px;margin:0 auto}@media (max-width:480px){.hero{padding:32px 0 16px}.hero-sub{font-size:15px}}.section{margin-top:48px}.section-heading{font-size:20px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px}.cat-icon{font-size:20px}.cat-count{font-size:12px;font-weight:500;color:var(--text-tertiary);background:var(--bg-elevated);padding:2px 8px;border-radius:99px;border:1px solid var(--border)}.popular-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:10px;gap:10px}.popular-card{display:flex;align-items:center;gap:6px;padding:12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--text);text-decoration:none!important;transition:border-color .15s;white-space:nowrap}.popular-card:hover{border-color:var(--border-hover)}.popular-from{color:var(--text)}.popular-arrow{color:var(--text-tertiary)}.popular-to{color:var(--text)}.converter-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:10px;gap:10px}.converter-link{display:flex;align-items:center;gap:6px;padding:12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--text);text-decoration:none!important;transition:border-color .15s;white-space:nowrap}.converter-link:hover{border-color:var(--accent)}.converter-link .arrow{color:var(--text-tertiary);font-size:11px}@media (max-width:480px){.converter-grid,.popular-grid{grid-template-columns:repeat(2,1fr)}.converter-link,.popular-card{font-size:12px;padding:10px 12px}}.usp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:16px;gap:16px}.usp-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.usp-card h3{font-size:16px;font-weight:600;margin-bottom:8px}.usp-card p{font-size:14px;color:var(--text-secondary);line-height:1.6}.stats-section{text-align:center;padding-top:32px}.stats-line{font-size:14px;color:var(--text-tertiary)}.converter-page{padding-top:40px}.breadcrumbs{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:24px;font-size:13px}.breadcrumbs a{color:var(--text-tertiary);text-decoration:none}.breadcrumbs a:hover{color:var(--accent);text-decoration:underline}.breadcrumb-sep{color:var(--text-tertiary)}.breadcrumb-current{color:var(--text-secondary)}.category-listing{margin-top:40px}.category-listing h2{font-size:22px;font-weight:700;margin-bottom:16px;letter-spacing:-.01em}.page-heading{font-size:clamp(28px,5vw,40px);font-weight:700;letter-spacing:-.02em;text-align:center;margin-bottom:8px}.page-subheading{text-align:center;color:var(--text-secondary);font-size:16px;max-width:480px;margin:0 auto 32px}.converter-container{margin-bottom:48px}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:48px 24px;text-align:center;cursor:pointer;transition:border-color .2s,background-color .2s;background:var(--bg-card)}.drop-zone.dragging,.drop-zone:hover{border-color:var(--accent);background:var(--accent-soft)}.drop-zone-content{display:flex;flex-direction:column;align-items:center;gap:8px}.drop-icon{color:var(--text-tertiary);margin-bottom:8px}.drop-zone.dragging .drop-icon,.drop-zone:hover .drop-icon{color:var(--accent)}.drop-title{font-size:17px;font-weight:600}.format-tag{display:inline-block;background:var(--accent-soft);color:var(--accent);padding:2px 8px;border-radius:4px;font-size:15px}.drop-hint{font-size:14px;color:var(--text-secondary)}.drop-limit{font-size:12px;color:var(--text-tertiary);margin-top:4px}.quality-selector{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:10px;gap:10px;margin-top:16px}.quality-btn{padding:12px 16px;background:var(--bg-card);border:1.5px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;text-align:left;transition:border-color .15s}.quality-btn:hover{border-color:var(--border-hover)}.quality-btn.active{border-color:var(--accent);background:var(--accent-soft)}.quality-label{display:block;font-size:14px;font-weight:600;color:var(--text)}.quality-hint{display:block;font-size:12px;color:var(--text-secondary);margin-top:2px}.quality-btn.active .quality-label{color:var(--accent)}@media (max-width:480px){.quality-selector{grid-template-columns:1fr}}.status-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:40px 24px;text-align:center;flex-direction:column;gap:12px;overflow:hidden;max-width:100%}.status-card,.status-icon{display:flex;align-items:center}.status-icon{width:56px;height:56px;border-radius:50%;justify-content:center}.status-icon.converting,.status-icon.uploading{background:var(--accent-soft);color:var(--accent)}.status-icon.done{background:var(--success-soft);color:var(--success)}.status-icon.error{background:var(--error-soft);color:var(--error)}.status-title{font-size:17px;font-weight:600}.status-title-truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.status-detail{font-size:14px;color:var(--text-secondary)}.progress-bar{width:100%;max-width:320px;height:6px;background:var(--bg-elevated);border-radius:99px;overflow:hidden;border:1px solid var(--border)}.progress-fill{height:100%;background:var(--accent);border-radius:99px;transition:width .3s ease}.spinner{animation:spin 1.2s linear infinite}.result-stats{display:flex;gap:24px;margin:8px 0 16px}.stat{display:flex;flex-direction:column;align-items:center;gap:2px}.stat-label{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);font-weight:500}.stat-value{font-size:16px;font-weight:600}.result-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.expiry-notice{font-size:12px}.cross-promo,.expiry-notice{color:var(--text-tertiary);margin-top:8px}.cross-promo{display:block;text-align:center;font-size:13px;text-decoration:none}.cross-promo:hover{color:var(--accent)}.cross-promo strong{color:var(--text-secondary);font-weight:600}.convert-all-link{display:block;width:100%;text-align:center;margin-top:12px;padding:10px;font-size:13px;font-weight:500;font-family:inherit;color:var(--accent);background:none;border:none;cursor:pointer}.convert-all-link:hover{text-decoration:underline}.status-support{font-size:13px;color:var(--text-tertiary);font-style:italic}.cancel-btn{margin-top:16px}.error-report-card{margin-top:16px;padding:20px 24px;background:var(--error-soft);border:1px solid var(--error);border-radius:var(--radius);text-align:center}.error-report-title{font-size:15px;font-weight:600;color:var(--error);margin:0 0 6px}.error-report-text{font-size:14px;color:var(--text-secondary);margin:0 0 12px;line-height:1.5}.error-report-link{font-size:13px;font-weight:600;color:var(--error);text-decoration:none}.error-report-link:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;text-decoration:none!important;transition:background-color .15s,border-color .15s}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);color:#fff}.btn-secondary{background:var(--bg-elevated);color:var(--text);border-color:var(--border)}.btn-secondary:hover{border-color:var(--border-hover)}.drop-zone-compact{padding:16px 24px;cursor:pointer}.drop-zone-compact .drop-zone-content{gap:0}.drop-hint-compact{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--accent);margin:0}.batch-list{display:flex;flex-direction:column;margin-top:12px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.batch-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-card)}.batch-item:not(:last-child){border-bottom:1px solid var(--border)}.batch-item-info{flex:1 1;min-width:0;display:flex;align-items:baseline;gap:8px}.batch-item-name{font-size:14px;font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.batch-item-size{font-size:12px;color:var(--text-tertiary);white-space:nowrap}.batch-item-status{display:flex;align-items:center;gap:8px;flex-shrink:0}.batch-badge{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:500;padding:4px 10px;border-radius:99px}.batch-badge.pending{background:var(--bg-elevated);color:var(--text-tertiary)}.batch-badge.converting{background:var(--accent-soft);color:var(--accent)}.batch-badge.failed{background:var(--error-soft);color:var(--error)}.batch-failed-info{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.batch-error-msg{font-size:12px;color:var(--error)}.batch-progress-wrap{display:flex;align-items:center;gap:8px}.batch-progress{width:80px;height:6px;background:var(--bg-elevated);border-radius:3px;overflow:hidden}.batch-progress-fill{height:100%;background:var(--accent);border-radius:3px;transition:width .2s}.batch-progress-converting{background:linear-gradient(90deg,var(--accent) 25%,#4f86f7 50%,var(--accent) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.converting-label{color:var(--accent);font-weight:600}.batch-pct{font-size:12px;color:var(--text-tertiary);min-width:30px}.batch-done-actions{display:flex;align-items:center;gap:6px}.batch-output-size{font-size:11px;color:var(--text-tertiary);margin-right:4px}.batch-target-badge{font-size:11px;font-weight:700;padding:2px 6px;border-radius:4px;background:var(--accent-soft);color:var(--accent);letter-spacing:.02em}.batch-btn-download,.batch-btn-email,.batch-btn-preview{font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);color:var(--text);text-decoration:none!important;cursor:pointer;transition:border-color .15s;font-family:inherit;line-height:1.5;display:inline-flex;align-items:center;justify-content:center;height:28px;box-sizing:border-box}.batch-btn-download{background:var(--accent);color:#fff}.batch-btn-download,.batch-btn-email:hover,.batch-btn-preview:hover{border-color:var(--accent)}.batch-btn-download:hover{opacity:.9}.batch-remove{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:none;background:none;color:var(--text-tertiary);cursor:pointer;border-radius:var(--radius-sm);flex-shrink:0}.batch-remove:hover{background:var(--error-soft);color:var(--error)}.batch-target-picker{display:flex;align-items:center;gap:6px;flex-shrink:0}.batch-target-select{padding:6px 28px 6px 10px;font-size:13px;font-weight:600;font-family:inherit;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2.5 4L5 6.5L7.5 4' stroke='%234a4946' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}.batch-target-select:hover{border-color:var(--accent)}.batch-target-select:focus{outline:none;border-color:var(--accent)}.batch-confirm-btn{padding:6px 14px;font-size:12px;font-weight:600;font-family:inherit;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap}.batch-confirm-btn:disabled{opacity:.4;cursor:not-allowed}.batch-confirm-btn:not(:disabled):hover{opacity:.9}.batch-convert-all{margin-top:12px;display:flex;justify-content:center}.format-picker-row{display:flex;gap:8px;align-items:center}.format-picker-row .format-picker-select{flex:1 1}.format-picker-row .btn{white-space:nowrap;padding:12px 24px}.spin-icon{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.batch-summary{text-align:center;margin-top:16px}.batch-summary-text{font-size:14px;color:var(--text-secondary);margin:0 0 12px}.batch-summary-actions{display:flex;gap:8px;justify-content:center;margin-bottom:12px}@media (max-width:480px){.batch-item{flex-wrap:wrap;gap:8px;padding:10px 12px}.batch-item-info{width:calc(100% - 40px)}.batch-done-actions,.batch-item-status,.batch-progress-wrap{width:100%}.batch-progress{width:100%;flex:1 1}.batch-remove{position:absolute;right:8px;top:8px}.batch-item{position:relative;padding-right:40px}}.related-converters{margin-top:40px}.related-converters h3{font-size:16px;font-weight:600;margin-bottom:12px}.related-grid{display:flex;gap:8px;flex-wrap:wrap}.related-link{padding:12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--text);text-decoration:none!important;transition:border-color .15s}.related-link:hover{border-color:var(--border-hover)}.seo-content{margin-top:56px;padding-top:40px;border-top:1px solid var(--border)}.seo-content h2{font-size:22px;font-weight:700;margin-bottom:12px;margin-top:40px;letter-spacing:-.01em}.seo-content h2:first-child{margin-top:0}.seo-content h3{font-size:17px;font-weight:600;margin:24px 0 8px}.seo-content p{color:var(--text-secondary);font-size:15px;line-height:1.7;margin:0 0 16px}.seo-content ol,.seo-content ul{padding-left:20px;margin:0 0 16px}.seo-content li{font-size:15px;line-height:1.7;color:var(--text-secondary);margin-bottom:8px}.steps-list{counter-reset:step;list-style:none;padding-left:0}.steps-list li{counter-increment:step;padding-left:32px;position:relative}.steps-list li:before{content:counter(step) ".";position:absolute;left:0;font-weight:600;color:var(--accent)}.use-case-list{list-style:none;padding-left:0}.use-case-list li{padding-left:20px;position:relative}.use-case-list li:before{content:"→";position:absolute;left:0;color:var(--accent);font-weight:600}.tips-list{list-style:none;padding-left:0}.tips-list li{padding-left:24px;position:relative}.tips-list li:before{content:"💡";position:absolute;left:0;font-size:13px}.faq-list{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.faq-question{padding:14px 16px;font-size:15px;font-weight:600;color:var(--text);cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between}.faq-question::-webkit-details-marker{display:none}.faq-question:after{content:"+";font-size:18px;font-weight:400;color:var(--text-tertiary)}.faq-item[open] .faq-question:after{content:"−"}.faq-answer{padding:0 16px 14px;font-size:14px;line-height:1.7;color:var(--text-secondary);margin:0}.convert-to-grid{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}.convert-to-link{padding:8px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text);text-decoration:none!important;transition:border-color .15s}.convert-to-link:hover{border-color:var(--accent);color:var(--accent)}.format-info-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}@media (max-width:640px){.format-info-grid{grid-template-columns:1fr}}.format-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px}.format-card h3{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px;color:var(--text)}.format-card p{font-size:14px;color:var(--text-secondary);line-height:1.6}.site-footer{background:var(--bg-card);border-top:1px solid var(--border);margin-top:auto}.footer-container{max-width:var(--max-width);margin:0 auto;padding:48px 24px 32px}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));grid-gap:32px;gap:32px;margin-bottom:32px}.footer-col{display:flex;flex-direction:column;gap:8px}.footer-col h4{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);margin-bottom:4px}.footer-col a{font-size:14px;color:var(--text-secondary);text-decoration:none}.footer-col a:hover{color:var(--text)}.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid var(--border)}.footer-bottom p{font-size:13px;color:var(--text-tertiary)}.legal-page{max-width:680px;margin:0 auto;padding-top:40px}.legal-page h1{font-size:clamp(28px,5vw,36px);font-weight:700;letter-spacing:-.02em;margin-bottom:8px}.legal-updated{font-size:14px;color:var(--text-tertiary);margin-bottom:32px}.legal-page h2{font-size:18px;font-weight:600;margin:28px 0 8px}.legal-page p{font-size:15px;line-height:1.7;color:var(--text-secondary);margin:0 0 16px}.legal-page a{color:var(--accent)}.legal-page a:hover{text-decoration:underline}.not-found{text-align:center;padding:80px 0}.not-found h1{font-size:72px;font-weight:700;color:var(--text-tertiary);margin:0 0 8px;letter-spacing:-2px}.not-found p{font-size:17px;color:var(--text-secondary);margin:0 0 24px}.not-found-actions{display:flex;justify-content:center}.home-uploader{margin-top:32px}@media (max-width:480px){.home-uploader{margin-top:16px}}.home-drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:40px 24px;text-align:center;cursor:pointer;transition:border-color .2s,background-color .2s;background:var(--bg-card)}.home-drop-zone.dragging,.home-drop-zone:hover{border-color:var(--accent);background:var(--accent-soft)}.home-drop-content{display:flex;flex-direction:column;align-items:center;gap:8px}.home-drop-icon{color:var(--text-tertiary)}.home-drop-zone.dragging .home-drop-icon,.home-drop-zone:hover .home-drop-icon{color:var(--accent)}.home-drop-title{font-size:16px;font-weight:600;color:var(--text);margin:0}.home-drop-hint{font-size:14px;color:var(--text-tertiary);margin:0}.format-picker{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;overflow:hidden;min-width:0}.format-picker-header{margin-bottom:16px;min-width:0}.format-picker-file{font-size:14px;color:var(--text);margin:0;min-width:0;width:100%;overflow:hidden}.format-picker-file strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:100%;margin-bottom:4px}.format-picker-meta{display:flex;align-items:center;gap:12px}.format-picker-size{font-size:13px;color:var(--text-tertiary)}.format-picker-change{font-size:13px;color:var(--accent);background:none;border:none;cursor:pointer;font-weight:500;white-space:nowrap;padding:0}.format-picker-change:hover{text-decoration:underline}.format-picker-label{font-size:14px;font-weight:600;color:var(--text-secondary);margin:0 0 8px}.format-picker-select{width:100%;padding:12px 36px 12px 14px;font-size:15px;font-weight:600;font-family:inherit;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%234a4946' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}.format-picker-select:hover{border-color:var(--accent)}.format-picker-select:focus{outline:none;border-color:var(--accent)}.email-overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.5);padding:24px}.email-modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:440px;box-shadow:var(--shadow-lg);overflow:hidden}.email-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.email-header h2{font-size:17px;font-weight:600;margin:0}.email-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:8px;border:none;background:none;color:var(--text-secondary);cursor:pointer}.email-close:hover{background:var(--bg-elevated)}.email-body{padding:20px}.email-fields{display:flex;flex-direction:column;gap:12px}.email-field{display:block}.email-field-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:4px}.email-label{text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary)}.email-label,.email-verified{font-size:11px;font-weight:600}.email-verified{color:var(--accent)}.email-input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text);font-size:14px;outline:none}.email-input:focus{border-color:var(--accent)}.email-textarea{resize:none;font-size:14px;font-family:inherit}.email-code-input{font-size:20px;font-family:monospace;letter-spacing:8px;text-align:center}.email-filename{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-tertiary);font-family:monospace;overflow:hidden}.email-filename,.email-filename span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.email-send-btn{width:100%;justify-content:center;padding:12px}.email-hint{font-size:12px;color:var(--text-tertiary);text-align:center;margin:0}.email-verify-text{font-size:14px;color:var(--text);line-height:1.5;margin:0}.email-verify-actions{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px}.email-success{text-align:center;padding:16px 0}.email-success-icon{width:48px;height:48px;margin:0 auto 12px;border-radius:50%;background:var(--success-soft);display:flex;align-items:center;justify-content:center}.email-success-text{font-size:15px;font-weight:600;margin:0 0 4px}.email-error{margin-top:12px;padding:10px 12px;border-radius:var(--radius-sm);background:var(--error-soft);color:var(--error);font-size:13px;font-weight:500}