:root{--bg: #f5f7fb;--surface: #ffffff;--surface-2: #f1f4f9;--text: #0f172a;--muted: #5b6577;--border: #dde3ee;--accent: #2557e6;--accent-strong: #1b45c2;--accent-soft: #e8eefd;--ok: #0f7a4a;--ok-bg: #e6f6ee;--warn: #8a5a00;--warn-bg: #fff4dc;--err: #b42318;--err-bg: #fdeceb;--radius: 14px;--shadow: 0 1px 2px rgb(15 23 42 / 6%), 0 8px 24px rgb(15 23 42 / 6%);--font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #0b1020;--surface: #131a2e;--surface-2: #1a2340;--text: #e8ecf6;--muted: #9aa6bf;--border: #263052;--accent: #6c93ff;--accent-strong: #8fabff;--accent-soft: #1c2a55;--ok: #5fd39a;--ok-bg: #12301f;--warn: #f2c15b;--warn-bg: #3a2c0d;--err: #ff8f85;--err-bg: #3b1714;--shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 24px rgb(0 0 0 / 30%);color-scheme:dark}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.55}a{color:var(--accent)}code{font-size:.9em;background:var(--surface-2);padding:.1em .4em;border-radius:6px}h1,h2,h3{line-height:1.2;margin:0}:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.container{width:min(1120px,100% - 32px);margin-inline:auto}.site-header{background:var(--surface);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-block:12px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:800;font-size:1.2rem;letter-spacing:-.02em}.brand-accent{color:var(--accent)}.hero{text-align:center;padding-block:40px 28px}.hero h1{font-size:clamp(1.9rem,4.5vw,2.8rem);letter-spacing:-.03em}.hero p{max-width:640px;margin:12px auto 0;color:var(--muted);font-size:1.05rem}.tabs{display:flex;gap:4px;padding:4px;width:fit-content;max-width:100%;margin:0 auto 20px;background:var(--surface-2);border:1px solid var(--border);border-radius:12px}.tabs button{appearance:none;border:0;background:transparent;color:var(--muted);font:inherit;font-weight:600;padding:9px 18px;border-radius:9px;cursor:pointer}.tabs button.is-active{background:var(--surface);color:var(--text);box-shadow:var(--shadow)}.workspace{display:grid;gap:20px;grid-template-columns:minmax(0,1fr);grid-template-areas:"content" "preview" "style";align-items:start}.area-content{grid-area:content}.area-preview{grid-area:preview}.area-style{grid-area:style}@media(min-width:900px){.workspace{grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);grid-template-areas:"content preview" "style preview"}.area-preview{position:sticky;top:16px;grid-row:1 / span 2}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.area-content .card{margin-bottom:0}.card-title{font-size:1.1rem;margin-bottom:16px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field-row{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.field-row output{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.9rem}label,.label{font-weight:600;font-size:.92rem}.hint{display:block;color:var(--muted);font-size:.85rem;font-weight:400}input[type=text],textarea,select{width:100%;font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:10px 12px}textarea{resize:vertical;min-height:96px}input[type=range]{width:100%;accent-color:var(--accent)}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:0 20px}.color-input{display:flex;align-items:center;gap:10px}.color-input input[type=color]{width:46px;height:40px;padding:2px;border:1px solid var(--border);border-radius:10px;background:var(--surface);cursor:pointer}.fieldset{border:1px solid var(--border);border-radius:12px;margin:0 0 16px;padding:12px 14px 14px;display:flex;flex-direction:column;gap:10px}.fieldset:last-child{margin-bottom:0}.fieldset legend{padding-inline:6px;font-weight:700;font-size:.85rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.check{display:flex;gap:10px;align-items:flex-start}.check input{margin-top:4px;width:17px;height:17px;accent-color:var(--accent);flex:none}.check label{font-weight:500}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font:inherit;font-weight:600;text-decoration:none;padding:10px 18px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:background-color .15s,border-color .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-strong)}.btn-secondary{background:var(--accent-soft);color:var(--accent)}.btn-secondary:hover:not(:disabled){border-color:var(--accent)}.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover:not(:disabled){background:var(--surface-2)}.btn-block{width:100%}.link{appearance:none;background:none;border:0;padding:0;font:inherit;color:var(--accent);text-decoration:underline;cursor:pointer}.segmented{display:inline-flex;padding:3px;gap:3px;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;width:fit-content}.segmented button{appearance:none;border:0;background:transparent;font:inherit;font-weight:600;color:var(--muted);padding:7px 18px;border-radius:8px;cursor:pointer}.segmented button.is-active{background:var(--accent);color:#fff}.notice{margin:0 0 14px;padding:10px 12px;border-radius:10px;font-size:.9rem}.notice-warn{background:var(--warn-bg);color:var(--warn)}.notice-error{background:var(--err-bg);color:var(--err)}.notice-ok{background:var(--ok-bg);color:var(--ok)}.preview-stage{display:grid;place-items:center;min-height:280px;padding:16px;background:linear-gradient(45deg,var(--surface-2) 25%,transparent 25%,transparent 75%,var(--surface-2) 75%) 0 0 / 20px 20px,linear-gradient(45deg,var(--surface-2) 25%,transparent 25%,transparent 75%,var(--surface-2) 75%) 10px 10px / 20px 20px,var(--surface);border:1px solid var(--border);border-radius:12px}.preview-canvas{display:block;max-width:100%;height:auto;border-radius:6px;box-shadow:0 4px 18px #0f172a2e}.preview-empty{text-align:center;color:var(--muted);max-width:260px}.preview-empty span{font-size:3rem;line-height:1}.preview-empty p{margin:8px 0 0}.preview-meta{margin:10px 0 0;text-align:center;color:var(--muted);font-size:.85rem}.actions{margin-top:16px;display:grid;gap:10px}.download-row{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:10px}.status{margin:0;min-height:1.2em;color:var(--muted);font-size:.88rem;text-align:center}.dropzone{display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;padding:26px 16px;margin-bottom:12px;border:2px dashed var(--border);border-radius:12px;background:var(--surface-2);cursor:pointer;transition:border-color .15s,background-color .15s}.dropzone:hover,.dropzone.is-dragging,.dropzone:focus-within{border-color:var(--accent);background:var(--accent-soft)}.dropzone input{position:absolute;width:1px;height:1px;opacity:0}.dropzone-icon{font-size:1.8rem;color:var(--accent);line-height:1}.table-head{display:flex;justify-content:space-between;align-items:center;margin:18px 0 8px}.table-wrap{margin-bottom:14px;overflow-x:auto;border:1px solid var(--border);border-radius:10px}table{width:100%;border-collapse:collapse;font-size:.88rem}th,td{text-align:left;padding:8px 12px;white-space:nowrap;max-width:260px;overflow:hidden;text-overflow:ellipsis}th{background:var(--surface-2);color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}tr+tr td{border-top:1px solid var(--border)}.progress{height:10px;margin-top:14px;background:var(--surface-2);border-radius:99px;overflow:hidden}.progress-bar{height:100%;background:var(--accent);transition:width .2s ease}#workspace .status{margin-top:12px;text-align:left}.faq{margin-top:56px}.faq h2{font-size:1.5rem;margin-bottom:16px}.faq-list{display:grid;gap:10px}details{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px 18px}summary{cursor:pointer;font-weight:600}details p{margin:10px 0 0;color:var(--muted)}.cta{margin-top:48px;display:grid;gap:20px;padding:28px;border-radius:var(--radius);color:#fff;background:linear-gradient(135deg,#1b3a9e,#2557e6 60%,#4f7bff)}.cta h2{font-size:clamp(1.3rem,3vw,1.7rem);margin:4px 0 10px}.cta p{margin:0;opacity:.92}.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;font-weight:700;opacity:.8!important}.chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:16px 0 0}.chips li{padding:4px 12px;border-radius:99px;background:#ffffff2e;font-size:.85rem;font-weight:600}.cta-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.cta .btn-primary{background:#fff;color:#1b3a9e}.cta .btn-primary:hover{background:#e8eefd}.cta .btn-secondary{background:transparent;color:#fff;border-color:#ffffff8c}@media(min-width:760px){.cta{grid-template-columns:1fr auto;align-items:center;padding:36px}.cta-actions{flex-direction:column;align-items:stretch}}.site-footer{margin-top:48px;border-top:1px solid var(--border);background:var(--surface);color:var(--muted);font-size:.9rem}.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-block:20px}.footer-inner p{margin:0}@media(prefers-reduced-motion:reduce){*{transition:none!important}}