:root {
  --bg: #ffffff;
  --bg-soft: #f5f5f7;
  --card: #ffffff;
  --text: #14161c;
  --text-2: #4a4f5c;
  --text-3: #7b8090;
  --line: #e4e5ea;
  --accent: #0fa35e;
  --accent-text: #0b8a4f;
  --yellow: #ffc21a;
  --orange: #f06a12;
  --radius: 20px;
  --max: 1080px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0e12;
    --bg-soft: #16181e;
    --card: #1b1d24;
    --text: #f2f3f5;
    --text-2: #b9bdc8;
    --text-3: #868b98;
    --line: #2a2d36;
    --accent-text: #3ddc8f;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; height: 60px; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand img { width: 32px; height: 32px; }
.nav { display: flex; gap: 22px; margin-left: auto; font-size: 15px; }
.nav a { color: var(--text-2); }
.nav a:hover { color: var(--text); text-decoration: none; }
.nav .lang { border: 1px solid var(--line); border-radius: 99px; padding: 2px 12px; }
@media (max-width: 640px) {
  .nav { gap: 14px; font-size: 14px; }
  .nav .hide-sm { display: none; }
}

/* Hero */
.hero { padding: 72px 0 40px; text-align: center; }
.hero .mark { width: 96px; height: 96px; }
.hero h1 {
  font-size: clamp(34px, 6vw, 60px); line-height: 1.12; letter-spacing: -0.02em;
  margin: 18px auto 0; max-width: 820px;
}
.hero .lead { font-size: clamp(18px, 2.4vw, 21px); color: var(--text-2); max-width: 680px; margin: 20px auto 0; }
.cta { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 12px 18px; margin-top: 32px; }
.badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--text); color: var(--bg); border-radius: 14px; padding: 12px 22px;
  font-weight: 600; font-size: 16px;
}
.badge svg { width: 20px; height: 20px; fill: currentColor; }
.cta small { color: var(--text-3); font-size: 14px; }

/* Screenshots */
.shots {
  display: flex; justify-content: center; gap: 28px; padding: 28px 0 80px;
  overflow-x: auto; scroll-snap-type: x mandatory;
}
.shots figure { margin: 0; flex: 0 0 auto; scroll-snap-align: center; text-align: center; }
.shots img {
  display: block; width: 240px; height: auto; border-radius: 34px;
  border: 7px solid #14161c; box-shadow: 0 24px 48px rgba(20, 22, 28, 0.18);
}
.shots figcaption { margin-top: 14px; font-size: 14px; color: var(--text-3); }
.shots figure:nth-child(2) img { transform: translateY(-18px); }
@media (max-width: 860px) {
  .shots { justify-content: flex-start; padding-left: 20px; padding-right: 20px; }
  .shots img { width: 210px; }
  .shots figure:nth-child(2) img { transform: none; }
}

/* Sections */
section.band { padding: 80px 0; }
section.soft { background: var(--bg-soft); }
.section-title { font-size: clamp(28px, 4vw, 40px); line-height: 1.2; letter-spacing: -0.01em; margin: 0; text-align: center; }
.section-lead { color: var(--text-2); text-align: center; max-width: 640px; margin: 14px auto 0; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 44px; }
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.card .icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  font-size: 22px; margin-bottom: 14px;
}
.card h3 { margin: 0 0 6px; font-size: 19px; }
.card p { margin: 0; color: var(--text-2); font-size: 16px; }
.i-y { background: color-mix(in srgb, var(--yellow) 22%, transparent); }
.i-g { background: color-mix(in srgb, var(--accent) 18%, transparent); }
.i-o { background: color-mix(in srgb, var(--orange) 18%, transparent); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 44px; counter-reset: step; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.steps div { padding: 4px 6px; }
.steps div::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%;
  background: var(--text); color: var(--bg); font-weight: 700; margin-bottom: 12px;
}
.steps h3 { margin: 0 0 6px; font-size: 19px; }
.steps p { margin: 0; color: var(--text-2); font-size: 16px; }

/* Pricing */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 44px; max-width: 820px; margin-left: auto; margin-right: auto; }
@media (max-width: 680px) { .plans { grid-template-columns: 1fr; } }
.plan { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.plan.pro { border: 2px solid var(--yellow); }
.plan h3 { margin: 0; font-size: 22px; }
.plan .price { color: var(--text-2); margin: 4px 0 18px; }
.plan ul { list-style: none; padding: 0; margin: 0; }
.plan li { padding: 7px 0 7px 28px; position: relative; font-size: 16px; border-top: 1px solid var(--line); }
.plan li:first-child { border-top: 0; }
.plan li::before { content: "✓"; position: absolute; left: 4px; color: var(--accent-text); font-weight: 700; }
.note { text-align: center; color: var(--text-3); font-size: 14px; margin-top: 22px; }

.privacy-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 30px; }
.pill { border: 1px solid var(--line); background: var(--card); border-radius: 99px; padding: 8px 18px; font-weight: 600; }

/* Long-form pages (privacy, support) */
.doc { max-width: 760px; margin: 0 auto; padding: 56px 20px 80px; }
.doc h1 { font-size: clamp(30px, 5vw, 42px); line-height: 1.2; margin: 0; letter-spacing: -0.01em; }
.doc .meta { color: var(--text-3); margin-top: 8px; font-size: 15px; }
.doc h2 { font-size: 22px; margin: 40px 0 10px; }
.doc h3 { font-size: 18px; margin: 28px 0 6px; }
.doc p, .doc li { color: var(--text-2); }
.doc ul { padding-left: 22px; }
.doc li { margin: 6px 0; }
.doc .summary { background: var(--bg-soft); border-radius: var(--radius); padding: 20px 24px; margin-top: 28px; }
.doc .summary p { margin: 0; color: var(--text); }
.doc .summary ul { margin: 10px 0 0; }
.doc .contact { background: var(--bg-soft); border-radius: var(--radius); padding: 20px 24px; margin-top: 40px; }
.doc .contact p { margin: 4px 0; }
.doc details { border-bottom: 1px solid var(--line); padding: 14px 0; }
.doc details summary { cursor: pointer; font-weight: 600; color: var(--text); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.doc details summary::-webkit-details-marker { display: none; }
.doc details summary::after { content: "+"; color: var(--text-3); font-weight: 400; font-size: 22px; line-height: 1; }
.doc details[open] summary::after { content: "−"; }
.doc details p, .doc details ol, .doc details ul { margin: 10px 0 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0 44px; color: var(--text-3); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 10px 24px; align-items: center; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-left: auto; }
.site-footer a { color: var(--text-2); }

h1, h2, .section-lead, .hero .lead { text-wrap: balance; }
@media (prefers-color-scheme: dark) { .shots img { border-color: #2a2d36; } }