:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #eef3f8;
  --line: #d8e0ea;
  --text: #18212f;
  --muted: #647084;
  --accent: #0f766e;
  --accent-2: #db2777;
  --ok: #047857;
  --warn: #b45309;
  --danger: #be123c;
  --shadow: 0 16px 40px rgba(24,33,47,.08);
  color-scheme: light;
}
* { box-sizing: border-box; }
html { min-height: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
.skip { position: absolute; transform: translateY(-160%); left: 1rem; top: 1rem; background: var(--text); color:#fff; padding:.5rem .75rem; border-radius:6px; z-index: 1000; }
.skip:focus { transform:none; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.92); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.nav { max-width: 1180px; margin: 0 auto; padding: .9rem 1.25rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display:flex; align-items:center; gap:.65rem; font-weight:800; font-size:1.05rem; }
.brand-mark { width:2rem; height:2rem; display:grid; place-items:center; border-radius:8px; background: var(--text); color:#fff; }
.nav-links { display:flex; align-items:center; gap:.85rem; color:var(--muted); font-size:.92rem; white-space: nowrap; }
.lang-switch { display:flex; gap:.4rem; }
.lang-switch a { border:1px solid var(--line); padding:.42rem .62rem; border-radius:6px; color:var(--text); background:var(--surface); font-size:.9rem; }
.hero { max-width:1180px; margin:0 auto; padding:4rem 1.25rem 1.5rem; display:grid; grid-template-columns: minmax(0, .9fr) minmax(360px, .75fr); gap:1.4rem; align-items:start; }
.platform-hero { padding-top: 3rem; }
.hero-text { padding-top:.7rem; }
.eyebrow { display:inline-flex; align-items:center; gap:.4rem; font-size:.76rem; text-transform:uppercase; color:var(--accent); font-weight:800; }
h1 { font-size: clamp(2.2rem, 6vw, 4.6rem); line-height: 1; margin: .9rem 0; letter-spacing:0; }
h2 { font-size: clamp(1.2rem, 2vw, 1.6rem); line-height:1.15; margin:0 0 .85rem; letter-spacing:0; }
h3 { font-size:1.05rem; margin:.35rem 0 .2rem; letter-spacing:0; }
p { color: var(--muted); font-size: 1rem; }
.tool-card, .panel, .legal-page, .content-main, .side-panel {
  background: var(--surface);
  border:1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.tool-card { padding:1rem; }
.tool-heading { display:flex; justify-content:space-between; align-items:end; gap:1rem; margin-bottom:.85rem; }
.tool-heading h2 { font-size:1rem; margin:0; }
.input-row { display:flex; gap:.6rem; }
input, select, button {
  font: inherit;
  border:1px solid var(--line);
  border-radius:6px;
  color:var(--text);
}
input, select { background:#fff; padding:.82rem .9rem; outline:none; }
input:focus, select:focus { border-color: var(--accent); box-shadow:0 0 0 3px rgba(15,118,110,.13); }
input[type=url] { flex:1; min-width: 0; }
button { cursor:pointer; background:var(--accent); color:#fff; font-weight:800; padding:.84rem .95rem; border:0; }
button:hover { background:#0b5f58; }
button:disabled { opacity:.55; cursor:not-allowed; }
button.secondary { background:#fff; color:var(--text); border:1px solid var(--line); }
button.secondary:hover { border-color:var(--accent); color:var(--accent); }
.notice { font-size:.9rem; margin:.8rem 0; color:var(--muted); }
.controls { display:grid; grid-template-columns: 1fr 1fr; gap:.7rem; margin-top:.75rem; }
.controls label { display:flex; flex-direction:column; gap:.3rem; color:var(--muted); font-size:.88rem; }
.controls .check { grid-column:1/-1; flex-direction:row; align-items:flex-start; gap:.55rem; }
.controls .check input { margin-top:.25rem; }
.message { min-height:1.5rem; margin:.85rem 0 0; color:var(--warn); font-size:.93rem; }
.message.ok { color:var(--ok); }
.message.error { color:var(--danger); }
.result { display:grid; grid-template-columns: 130px minmax(0, 1fr); gap:.9rem; margin-top:.9rem; padding:.85rem; border-radius:8px; background:var(--surface-soft); border:1px solid var(--line); }
.thumb { min-height:150px; border-radius:6px; background:#e3eaf3; display:grid; place-items:center; overflow:hidden; color:var(--muted); }
.thumb img { width:100%; height:100%; object-fit:cover; display:block; }
.platform { color:var(--accent); font-size:.78rem; text-transform:uppercase; font-weight:800; }
.muted { color:var(--muted); margin:.15rem 0 .8rem; }
.action-row { display:flex; gap:.6rem; flex-wrap:wrap; }
.progress { height:.55rem; background:#d8e0ea; border-radius:99px; margin-top:.9rem; overflow:hidden; }
.progress div { width:0%; height:100%; background:linear-gradient(90deg,var(--accent),var(--accent-2)); transition: width .25s ease; }
.picker { display:grid; gap:.5rem; margin:.65rem 0; }
.picker-item { display:flex; flex-direction:column; align-items:flex-start; gap:.2rem; background:#fff; border:1px solid var(--line); color:var(--text); padding:.55rem .65rem; border-radius:6px; text-align:left; }
.picker-item small { color:var(--muted); }
.picker-item[aria-pressed="true"] { border-color:var(--accent); box-shadow:0 0 0 3px rgba(15,118,110,.12); }
.platform-chips { display:flex; gap:.45rem; flex-wrap:wrap; margin:1.2rem 0 .5rem; }
.platform-chips a, .platform-chips span { padding:.42rem .65rem; border:1px solid var(--line); border-radius:999px; background:#fff; font-size:.9rem; color:var(--text); }
.support-note { font-size:.94rem; }
.section-grid { max-width:1180px; margin:0 auto; padding:1.5rem 1.25rem 4rem; display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; }
.panel { padding:1.15rem; }
.content-layout { max-width:1180px; margin:0 auto; padding:1.5rem 1.25rem 4rem; display:grid; grid-template-columns:minmax(0, 1fr) 320px; gap:1rem; align-items:start; }
.content-main, .side-panel { padding:1.2rem; }
.content-main h2 { margin-top:1.35rem; }
.content-main h2:first-child { margin-top:0; }
.faq-list section { border-top:1px solid var(--line); padding:.8rem 0; }
.related-list { columns:1; }
ol, ul { padding-left:1.25rem; color:var(--muted); }
li { margin:.45rem 0; }
.legal-page { max-width:900px; margin:3rem auto; padding:1.6rem; }
.legal-page h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
.footer { max-width:1180px; margin:0 auto; padding:2rem 1.25rem 3rem; border-top:1px solid var(--line); color:var(--muted); display:flex; justify-content:space-between; gap:1rem; }
.footer p { margin:.35rem 0 0; max-width:620px; }
.footer-links { display:flex; gap:.8rem; flex-wrap:wrap; align-content:flex-start; }
.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }
@media (max-width: 980px) {
  .hero { grid-template-columns:1fr; padding-top:2.5rem; }
  .section-grid { grid-template-columns:1fr; }
  .content-layout { grid-template-columns:1fr; }
  .nav { align-items:flex-start; }
  .nav-links { display:none; }
}
@media (max-width: 560px) {
  .input-row { flex-direction:column; }
  .controls { grid-template-columns:1fr; }
  .result { grid-template-columns:1fr; }
  .thumb { min-height:210px; }
  .footer { flex-direction:column; }
}