:root {
  --red: #ff3355; --blue: #3399ff;
  --bg: #0b0d14; --panel: #141826; --panel2: #1b2033; --panel3: #222842;
  --border: #262e4d; --text: #e8eaf2; --dim: #8890a8; --ok: #3ddc84; --warn: #ffb84d;
  --easy: #3ddc84; --normal: #3399ff; --hard: #ffb84d; --expert: #ff3355;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: radial-gradient(1200px 600px at 70% -10%, #1a2340 0%, var(--bg) 55%);
  background-color: var(--bg);
  color: var(--text); min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Hiragino Sans', sans-serif;
  line-height: 1.6;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 13, 20, 0.85); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; gap: 18px; padding: 12px 0; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.brand .r { color: var(--red); } .brand .b { color: var(--blue); }
.nav-links { display: flex; gap: 16px; flex-wrap: wrap; margin-left: auto; }
.nav-links a { color: var(--dim); font-size: 13.5px; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.langs { display: flex; gap: 4px; margin-left: 8px; }
.langs button {
  background: var(--panel); border: 1px solid var(--border); color: var(--dim);
  border-radius: 8px; padding: 4px 10px; font-size: 12px; cursor: pointer; font-family: inherit;
}
.langs button.on { color: var(--text); border-color: #3a4a86; background: var(--panel2); font-weight: 600; }

/* ---------- hero ---------- */
.hero { padding: 64px 0 40px; display: flex; gap: 40px; align-items: center; flex-wrap: wrap; }
.hero-text { flex: 1 1 380px; }
.hero h1 { font-size: 42px; line-height: 1.15; margin-bottom: 14px; }
.hero h1 .r { color: var(--red); } .hero h1 .b { color: var(--blue); }
.hero .tagline { font-size: 19px; margin-bottom: 10px; }
.hero .sub { color: var(--dim); font-size: 14.5px; margin-bottom: 24px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 12px; font-size: 14.5px; font-weight: 600;
  border: 1px solid var(--border); background: var(--panel2); color: var(--text);
  cursor: pointer; transition: all .2s;
}
.btn:hover { border-color: var(--blue); text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, #d92b4b, #2b7fd9); border: none; }
.btn-primary:hover { filter: brightness(1.12); }
.btn .note { font-size: 11px; font-weight: 400; color: var(--dim); }
.btn-primary .note { color: #ffffffb0; }
.btn.soon { opacity: .55; cursor: default; }
.btn.soon:hover { border-color: var(--border); }

/* decorative app mock */
.mock { flex: 1 1 320px; max-width: 440px; background: var(--panel); border: 1px solid var(--border);
  border-radius: 18px; padding: 18px; box-shadow: 0 20px 60px #00000066; }
.mock .dots { display: flex; gap: 6px; margin-bottom: 14px; }
.mock .dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--panel3); }
.mock .loaded {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  background: var(--panel2); border: 1px solid #1d4d35; border-radius: 12px;
  padding: 10px 14px; margin-bottom: 4px; font-size: 13.5px;
}
.mock .loaded b { color: var(--text); font-weight: 600; }
.mock .loaded span { color: var(--ok); font-size: 12px; white-space: nowrap; }
.mock .mock-label { font-size: 11.5px; color: var(--dim); margin: 12px 2px 6px; }
.mock .chips { display: flex; gap: 8px; flex-wrap: wrap; }
.mock .chip { font-size: 12px; padding: 5px 12px; border-radius: 14px; border: 1px solid; background: var(--panel2); }
.mock .chip.e { color: var(--easy); border-color: var(--easy); }
.mock .chip.n { color: var(--normal); border-color: var(--normal); }
.mock .chip.h { color: var(--hard); border-color: var(--hard); }
.mock .chip.x { color: var(--expert); border-color: var(--expert); }
.mock .bar { position: relative; height: 8px; border-radius: 4px; background: var(--panel3); }
.mock .bar i { display: block; height: 100%; width: 62%; border-radius: 4px;
  background: linear-gradient(90deg, var(--red), var(--blue)); }
.mock .bar b { position: absolute; left: 62%; top: 50%; transform: translate(-50%, -50%);
  width: 14px; height: 14px; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px #0008; }
.mock .gen { margin-top: 16px; padding: 10px; border-radius: 12px; text-align: center;
  background: linear-gradient(135deg, #d92b4b, #2b7fd9); font-weight: 600; font-size: 14px; }
.mock .ok-line { margin-top: 10px; font-size: 12.5px; color: var(--ok); text-align: center; }

/* trailer */
.trailer-frame {
  aspect-ratio: 16 / 9; background: var(--panel); border: 1px solid var(--border); border-radius: 18px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  margin-top: 20px;
}
.trailer-frame .play-btn {
  width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #d92b4b, #2b7fd9); color: #fff; font-size: 24px; padding-left: 5px;
  box-shadow: 0 8px 30px #d92b4b33;
}
.trailer-frame .soon { font-size: 15px; font-weight: 600; }
.trailer-frame .note { font-size: 13px; color: var(--dim); }

/* ---------- sections ---------- */
section { padding: 44px 0; }
section h2 { font-size: 28px; margin-bottom: 8px; }
section .lead { color: var(--dim); margin-bottom: 26px; max-width: 700px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 20px; }
.card h3 { font-size: 16px; margin-bottom: 6px; }
.card p { color: var(--dim); font-size: 13.5px; }
.card .num {
  display: inline-flex; width: 28px; height: 28px; border-radius: 50%; background: var(--panel3);
  align-items: center; justify-content: center; font-size: 13px; font-weight: 700; margin-bottom: 10px;
}

/* comparison table */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 16px; background: var(--panel); }
table.compare { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 560px; }
.compare th, .compare td { padding: 12px 18px; text-align: left; border-bottom: 1px solid var(--border); }
.compare tr:last-child td { border-bottom: none; }
.compare th { font-size: 13px; color: var(--dim); font-weight: 600; background: var(--panel2); }
.compare th:first-child { width: 45%; }
.compare td.y { color: var(--ok); }
.compare td.n { color: var(--dim); }

/* push section */
.push-box { background: linear-gradient(135deg, #16241c 0%, var(--panel) 60%); border: 1px solid #1d4d35;
  border-radius: 18px; padding: 28px; }
.push-box .free-badge {
  display: inline-block; background: #1d4d35; color: var(--ok); font-size: 12px; font-weight: 700;
  padding: 3px 12px; border-radius: 12px; margin-bottom: 12px; letter-spacing: .5px;
}
.dl-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }

/* mods */
.mod-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-top: 8px; }
.warn-note { border-left: 3px solid var(--warn); background: var(--panel); border-radius: 0 12px 12px 0;
  padding: 12px 16px; color: var(--dim); font-size: 13.5px; margin-top: 18px; }

/* faq */
details { background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 0 20px; margin-bottom: 10px; }
details summary { cursor: pointer; font-weight: 600; font-size: 15px; padding: 15px 0; list-style: none; position: relative; padding-right: 28px; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; position: absolute; right: 2px; top: 50%; transform: translateY(-50%);
  color: var(--dim); font-size: 18px; }
details[open] summary::after { content: "–"; }
details p { color: var(--dim); font-size: 14px; padding-bottom: 16px; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--border); padding: 32px 0 40px; margin-top: 30px; }
footer .disclaimer { color: var(--dim); font-size: 12.5px; max-width: 760px; margin-bottom: 18px; }
footer .foot-links { display: flex; gap: 18px; flex-wrap: wrap; font-size: 13px; margin-bottom: 12px; }
footer .copy { color: var(--dim); font-size: 12.5px; }

/* ---------- legal pages ---------- */
.doc { max-width: 760px; margin: 0 auto; padding: 48px 20px; }
.doc h1 { font-size: 30px; margin-bottom: 6px; }
.doc .date { color: var(--dim); font-size: 13px; margin-bottom: 28px; }
.doc h2 { font-size: 19px; margin: 28px 0 8px; }
.doc p, .doc li { color: #c6cbdc; font-size: 14.5px; margin-bottom: 10px; }
.doc ul { padding-left: 22px; margin-bottom: 10px; }

@media (max-width: 640px) {
  .hero { padding: 36px 0 24px; }
  .hero h1 { font-size: 32px; }
  .nav-links { display: none; }
}