:root{--bg:#f6f8fc;--card:rgba(255,255,255,.92);--text:#101828;--muted:#667085;--line:#e4e7ec;--soft:#f2f4f7;--accent:#2563eb;--accent2:#1d4ed8;--accent-soft:#eff6ff;--ok:#16a34a;--danger:#dc2626;--shadow:0 22px 70px rgba(15,23,42,.09);--shadow-sm:0 10px 30px rgba(15,23,42,.06)}
:root[data-ui="dark"]{--bg:#080d18;--card:rgba(17,24,39,.94);--text:#f8fafc;--muted:#98a2b3;--line:#263244;--soft:#162032;--accent:#60a5fa;--accent2:#3b82f6;--accent-soft:rgba(59,130,246,.11);--shadow:0 28px 80px rgba(0,0,0,.28);--shadow-sm:0 10px 30px rgba(0,0,0,.2)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Tahoma,Arial,sans-serif;line-height:1.75;min-height:100vh;overflow-x:hidden}.ambient{position:fixed;border-radius:999px;filter:blur(90px);pointer-events:none;opacity:.17;z-index:-1}.ambient-one{width:420px;height:420px;background:#4f7cff;right:-170px;top:-150px}.ambient-two{width:360px;height:360px;background:#8b5cf6;left:-190px;top:390px}.shell{max-width:1180px;margin:auto;padding:0 24px}.topbar{height:82px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:12px;align-items:center;color:inherit;text-decoration:none}.brand-mark{width:44px;height:44px;display:grid;place-items:center;background:#0f172a;color:#fff;border-radius:14px;font:800 15px Consolas,monospace;box-shadow:0 8px 20px rgba(15,23,42,.14)}.brand strong,.brand small{display:block}.brand strong{font-size:15px}.brand small{color:var(--muted);font-size:10px;margin-top:-2px}.top-actions{display:flex;gap:10px;align-items:center}.owner{color:var(--muted);text-decoration:none;font-size:13px}.icon-btn,.text-btn,.secondary,.source-tools button{border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:11px;padding:9px 12px;cursor:pointer}.icon-btn{width:40px;height:40px;padding:0}.hero{text-align:center;padding:58px 0 38px}.hero-copy{max-width:870px;margin:auto}.eyebrow{display:inline-flex;gap:8px;align-items:center;font:700 12px/1.2 Consolas,monospace;letter-spacing:1.3px;color:var(--accent);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 16%,transparent);padding:9px 12px;border-radius:999px}.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px color-mix(in srgb,var(--accent) 12%,transparent)}.hero h1{font-size:clamp(36px,5vw,64px);letter-spacing:-1.8px;line-height:1.22;margin:18px 0 15px}.hero h1 em{font-style:normal;color:var(--accent)}.hero p{color:var(--muted);margin:0 auto;max-width:720px;font-size:15px}.feature-line{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 18px;margin-top:20px;color:var(--muted);font-size:12px}.feature-line span{white-space:nowrap}.workspace{display:grid;grid-template-columns:minmax(0,720px);justify-content:center;gap:22px;align-items:start;transition:.25s}.workspace.has-result{grid-template-columns:380px minmax(0,1fr);justify-content:stretch}.card{background:var(--card);border:1px solid color-mix(in srgb,var(--line) 88%,transparent);border-radius:24px;box-shadow:var(--shadow);backdrop-filter:blur(16px)}.form-card{padding:22px}.workspace.has-result .form-card{position:sticky;top:18px}.form-intro,.section-title{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.form-intro>div,.section-title>div{display:flex;align-items:center;gap:9px}.form-intro small,.section-title small{font-size:11px;color:var(--muted)}.step{display:inline-grid;place-items:center;width:25px;height:25px;border-radius:8px;background:var(--accent-soft);color:var(--accent);font-weight:800;font-size:12px}.dropzone{position:relative;border:1.5px dashed #b8c2d1;border-radius:18px;text-align:center;padding:34px 18px;cursor:pointer;transition:.22s;background:linear-gradient(180deg,color-mix(in srgb,var(--accent-soft) 35%,transparent),transparent)}.dropzone:after{content:"";position:absolute;inset:7px;border:1px solid transparent;border-radius:13px;pointer-events:none}.dropzone:hover,.dropzone.dragging{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-2px);box-shadow:0 12px 28px color-mix(in srgb,var(--accent) 10%,transparent)}.upload-icon{width:58px;height:58px;margin:auto;border-radius:17px;background:linear-gradient(145deg,#e8f0ff,#f7faff);color:#255bd6;display:grid;place-items:center;font:800 26px Georgia,serif;box-shadow:inset 0 0 0 1px #dbe7ff}.dropzone h2{font-size:15px;margin:15px 0 3px}.dropzone p,.dropzone span{margin:0;color:var(--muted);font-size:12px}.dropzone p b{color:var(--accent)}.file-info{display:flex;align-items:center;gap:11px;margin-top:12px;padding:11px 12px;background:var(--soft);border:1px solid var(--line);border-radius:14px}.file-badge{font-size:9px;font-weight:800;color:var(--accent);background:var(--accent-soft);padding:7px;border-radius:8px}.file-copy{min-width:0;flex:1}.file-info strong,.file-info small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-info strong{font-size:12px}.file-info small{color:var(--muted);font-size:10px}.text-btn.danger{color:var(--danger);font-size:11px;padding:7px 9px}.hidden{display:none!important}.section-title{margin-top:20px}.preset-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}.preset{display:flex;flex-direction:column;align-items:flex-start;text-align:right;gap:2px;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:13px;padding:11px 12px;cursor:pointer;transition:.18s}.preset b{font-size:12px}.preset small{font-size:9px;color:var(--muted)}.preset:hover{transform:translateY(-1px);border-color:#c6d2e1}.preset.active{border-color:var(--accent);background:var(--accent-soft);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 12%,transparent)}.preset.active b{color:var(--accent)}.options{border:1px solid var(--line);border-radius:14px;padding:0 13px;margin-bottom:12px}.options summary{list-style:none;cursor:pointer;padding:11px 0;font-weight:700;display:flex;justify-content:space-between;align-items:center}.options summary::-webkit-details-marker{display:none}.options summary:after{content:"⌄";color:var(--muted);margin-right:auto}.options[open] summary:after{transform:rotate(180deg)}.options summary span{font-size:12px}.options summary small{font-size:9px;color:var(--muted);font-weight:400;margin-right:8px}.options-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding-top:2px}.options label{font-size:10px;color:var(--muted)}select{width:100%;margin-top:4px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--text);padding:9px;font:inherit;font-size:11px}.check{display:flex;gap:8px;align-items:center;margin:12px 0 13px}.check input{accent-color:var(--accent)}.primary{border:0;background:linear-gradient(135deg,var(--accent),var(--accent2));color:white;padding:12px 16px;border-radius:12px;font-weight:700;cursor:pointer;box-shadow:0 9px 22px color-mix(in srgb,var(--accent) 25%,transparent)}.primary:hover{filter:brightness(.98);transform:translateY(-1px)}.primary:disabled{opacity:.55;cursor:not-allowed;transform:none}.convert{width:100%;display:flex;justify-content:center;gap:10px;align-items:center;min-height:47px}.convert i{font-style:normal}.small{width:auto;box-shadow:none}.status{font-size:11px;color:var(--muted);min-height:20px;margin-top:7px;text-align:center}.status.error{color:var(--danger)}.result-card{min-height:650px;overflow:hidden}.result-head{padding:16px 18px;display:flex;justify-content:space-between;gap:12px;align-items:center;border-bottom:1px solid var(--line)}.ready{display:flex;align-items:center;gap:10px}.ready small{display:block;color:var(--muted);font-size:10px;margin-top:1px}.success-dot{display:block;width:10px;height:10px;border-radius:99px;background:var(--ok);box-shadow:0 0 0 5px color-mix(in srgb,var(--ok) 12%,transparent)}.actions{display:flex;flex-wrap:wrap;gap:7px}.secondary{font-weight:700;font-size:11px}.tabs{display:flex;border-bottom:1px solid var(--line);padding:0 16px}.tab{border:0;background:none;color:var(--muted);padding:13px 15px;cursor:pointer;font:inherit;font-size:12px}.tab.active{color:var(--accent);border-bottom:2px solid var(--accent)}.panel{display:none;height:545px}.panel.active{display:block}iframe{border:0;width:100%;height:100%;background:white}.source-tools{height:42px;padding:6px 10px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}textarea{width:100%;height:calc(100% - 42px);border:0;resize:none;padding:18px;background:#09101f;color:#d9e4ff;direction:ltr;text-align:left;font-family:Consolas,monospace;font-size:12px;outline:0}.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0 0}.benefits article{border:1px solid var(--line);border-radius:17px;padding:17px 18px;background:color-mix(in srgb,var(--card) 72%,transparent);box-shadow:var(--shadow-sm)}.benefits article>span{font:800 11px Consolas,monospace;color:var(--accent)}.benefits strong{display:block;margin:3px 0}.benefits p{margin:0;color:var(--muted);font-size:11px}.server-alert{padding:12px 14px;border:1px solid #f59e0b;background:#fff7ed;border-radius:12px;margin-bottom:14px;color:#7c2d12}.site-footer{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;padding:28px 0 34px}
@media(max-width:950px){.workspace.has-result{grid-template-columns:1fr}.workspace.has-result .form-card{position:static}.result-head{align-items:flex-start;flex-direction:column}.panel{height:500px}.benefits{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:680px){.shell{padding:0 13px}.topbar{height:68px}.owner{display:none}.hero{padding:35px 0 26px}.hero h1{font-size:35px;letter-spacing:-1px}.hero h1 br{display:none}.hero p{font-size:13px}.form-card{padding:15px;border-radius:18px}.form-intro,.section-title{align-items:flex-start;flex-direction:column;gap:4px}.dropzone{padding:27px 10px}.preset-row{grid-template-columns:1fr}.preset{align-items:center;text-align:center}.options-grid{grid-template-columns:1fr}.actions{width:100%}.actions>*{flex:1}.benefits{grid-template-columns:1fr}.site-footer{flex-direction:column;gap:5px;text-align:center}.panel{height:430px}.result-card{border-radius:18px}.result-head{padding:14px}.feature-line{gap:7px 13px}}

/* ===== Hero 2.2 — premium landing section ===== */
.hero-v22{position:relative;text-align:initial;padding:0;margin:14px 0 10px;border:1px solid color-mix(in srgb,var(--accent) 15%,var(--line));border-radius:26px;min-height:310px;overflow:hidden;background:linear-gradient(120deg,color-mix(in srgb,var(--accent-soft) 56%,var(--card)) 0%,color-mix(in srgb,var(--card) 95%,transparent) 48%,color-mix(in srgb,#eef5ff 70%,var(--card)) 100%);box-shadow:0 26px 70px rgba(37,99,235,.08)}
.hero-v22:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,color-mix(in srgb,var(--accent) 13%,transparent) 1px,transparent 1.4px);background-size:26px 26px;mask-image:linear-gradient(90deg,#000,transparent 52%);opacity:.42;pointer-events:none}
.hero-v22:after{content:"";position:absolute;width:460px;height:460px;left:-105px;bottom:-285px;border:1px solid color-mix(in srgb,var(--accent) 13%,transparent);border-radius:50%;box-shadow:0 0 0 42px color-mix(in srgb,var(--accent) 3%,transparent),0 0 0 84px color-mix(in srgb,var(--accent) 3%,transparent);pointer-events:none}
.hero-content{position:relative;z-index:2;min-height:310px;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(330px,.88fr);gap:28px;align-items:center;padding:28px 40px;direction:rtl}
.hero-v22 .hero-copy{max-width:650px;margin:0;justify-self:start;text-align:right}
.hero-v22 .eyebrow{margin-bottom:10px;background:rgba(255,255,255,.68);box-shadow:0 8px 24px rgba(37,99,235,.06)}
.hero-v22 h1{font-size:clamp(24px,2.66vw,36.4px);letter-spacing:-1.4px;line-height:1.18;margin:0 0 10px;text-wrap:balance}
.hero-v22 h1 em{background:linear-gradient(135deg,#2563eb,#1d4ed8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-v22 p{max-width:650px;margin:0;color:var(--muted);font-size:13px;line-height:1.9}
.hero-chips{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;margin-top:16px;max-width:650px}
.hero-chips>span{min-height:42px;display:flex;align-items:center;gap:9px;padding:9px 11px;border:1px solid color-mix(in srgb,var(--accent) 12%,var(--line));border-radius:14px;background:color-mix(in srgb,var(--card) 88%,transparent);box-shadow:0 8px 22px rgba(15,23,42,.045);font-size:11px;font-weight:700;color:color-mix(in srgb,var(--text) 84%,var(--muted));backdrop-filter:blur(9px)}
.chip-icon{flex:0 0 auto;width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-size:13px;font-family:Tahoma,Arial,sans-serif}.chip-icon.code{font:800 10px Consolas,monospace}
.hero-visual{position:relative;height:245px;width:100%;direction:ltr;justify-self:stretch;filter:drop-shadow(0 22px 35px rgba(37,99,235,.12))}
.visual-glow{position:absolute;inset:13% 6% 3% 2%;border-radius:45% 55% 50% 45%;background:radial-gradient(circle at 55% 50%,rgba(37,99,235,.19),rgba(96,165,250,.07) 52%,transparent 72%);filter:blur(8px)}
.browser-card{position:absolute;right:4%;top:16px;width:76%;height:190px;border-radius:18px;background:rgba(255,255,255,.97);border:1px solid #dbe7fb;overflow:hidden;box-shadow:0 28px 50px rgba(37,99,235,.15)}
.browser-bar{height:31px;background:linear-gradient(90deg,#0f2b6b,#1353c4);display:flex;align-items:center;gap:6px;padding:0 12px}.browser-bar i{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.88)}
.browser-body{height:159px;position:relative;padding:20px 22px 16px;display:grid;grid-template-columns:74px 1fr;gap:16px;align-items:start}
.code-tile{width:74px;height:60px;border-radius:11px;background:linear-gradient(145deg,#2470f5,#1754d4);color:#fff;display:grid;place-items:center;font:900 27px Consolas,monospace;box-shadow:0 12px 25px rgba(37,99,235,.23)}
.code-lines{padding-top:8px;display:grid;gap:10px}.code-lines span{height:8px;border-radius:99px;background:#c9d7ee}.code-lines span:nth-child(1){width:52%}.code-lines span:nth-child(2){width:82%}.code-lines span:nth-child(3){width:66%}.code-lines span:nth-child(4){width:90%}.code-lines span:nth-child(5){width:59%}
.convert-arrow{position:absolute;bottom:18px;left:34px;font:700 35px Arial,sans-serif;color:#123d8d;transform:rotate(15deg)}
.doc-card{position:absolute;left:2%;bottom:6px;width:90px;height:122px;border-radius:13px;background:rgba(255,255,255,.98);border:1px solid #dbe7fb;box-shadow:0 20px 38px rgba(37,99,235,.14);display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding:15px 11px 14px;overflow:hidden}.paper-fold{position:absolute;right:0;top:0;width:31px;height:31px;background:linear-gradient(225deg,#d7e5ff 50%,transparent 51%)}.doc-card strong{font:800 39px Georgia,serif;color:#2563eb;line-height:1;margin-bottom:10px}.doc-card b{width:100%;border-radius:7px;padding:5px 3px;text-align:center;background:#2563eb;color:#fff;font:800 12px Arial,sans-serif;letter-spacing:.4px}
.done-badge{position:absolute;right:4%;bottom:15px;width:38px;height:38px;display:grid;place-items:center;border-radius:50%;background:linear-gradient(145deg,#19b5d1,#0ea5a6);color:#fff;font:900 24px Arial,sans-serif;border:5px solid rgba(255,255,255,.95);box-shadow:0 10px 24px rgba(14,165,166,.25)}
.spark{position:absolute;width:8px;height:8px;border-radius:2px;background:#3b82f6;transform:rotate(45deg);opacity:.8}.spark.s1{left:12%;top:29px}.spark.s2{right:1%;top:132px;width:6px;height:6px}.spark.s3{left:42%;bottom:1px;width:5px;height:5px}
.feature-line-v22{margin:0 0 14px;padding:0 6px;font-size:11px;gap:10px 28px}
:root[data-ui="dark"] .hero-v22{background:linear-gradient(120deg,#111d35 0%,#0d1422 49%,#0d1a30 100%);border-color:#213b67}.hero-v22 .browser-card,:root[data-ui="dark"] .doc-card{color:#101828}:root[data-ui="dark"] .hero-chips>span{background:rgba(17,24,39,.8)}
@media(max-width:950px){.hero-content{grid-template-columns:1fr;gap:8px;padding:38px 36px}.hero-v22{min-height:auto}.hero-content{min-height:auto}.hero-v22 .hero-copy{max-width:760px;justify-self:center;text-align:center}.hero-v22 p{margin-inline:auto}.hero-chips{margin-inline:auto}.hero-visual{height:250px;max-width:500px;justify-self:center}.browser-card{height:192px}.browser-body{height:161px;padding:20px;grid-template-columns:76px 1fr}.code-tile{width:76px;height:61px;font-size:23px}.doc-card{width:91px;height:124px}.doc-card strong{font-size:39px}.done-badge{bottom:17px}}
@media(max-width:680px){.hero-v22{margin:10px 0 12px;border-radius:22px}.hero-content{padding:28px 18px 24px}.hero-v22 h1{font-size:23.8px;line-height:1.3}.hero-v22 h1 br{display:none}.hero-v22 p{font-size:12px}.hero-chips{grid-template-columns:1fr 1fr;gap:7px}.hero-chips>span{min-height:44px;padding:7px 8px;font-size:9px}.chip-icon{width:27px;height:27px}.hero-visual{height:205px;max-width:365px}.browser-card{right:1%;top:16px;width:78%;height:158px;border-radius:14px}.browser-bar{height:25px}.browser-body{height:133px;padding:16px;grid-template-columns:61px 1fr;gap:14px}.code-tile{width:61px;height:50px;font-size:18px}.code-lines{gap:7px}.code-lines span{height:6px}.convert-arrow{font-size:27px;bottom:10px;left:24px}.doc-card{width:76px;height:102px;bottom:1px;padding:10px 8px}.doc-card strong{font-size:31px;margin-bottom:7px}.doc-card b{font-size:9px}.done-badge{width:36px;height:36px;font-size:18px;border-width:4px;bottom:8px}.feature-line-v22{margin-bottom:16px}}
@media(max-width:430px){.hero-chips{grid-template-columns:1fr}.hero-visual{height:185px}.hero-v22 h1{font-size:21px}.hero-content{padding-inline:14px}}