:root {
  --bg: #ffffff;
  --ink: #1f1f1f;
  --ink-soft: #3d3d3d;
  --line: #e7e5e4;
  --line-soft: #f2f0ef;
  --accent: #2f6bff;
  --radius: 22px;
  --maxw: 1180px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Poppins", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 56px 28px 120px;
}

h1, h2, h3, h4 {
  color: #000;
  letter-spacing: -0.02em;
  line-height: 1.14;
  font-weight: 800;
  margin: 0;
}

h1 {
  font-size: clamp(34px, 5.2vw, 62px);
  margin-bottom: 42px;
}

h2 {
  font-size: clamp(26px, 3.2vw, 38px);
  margin: 58px 0 22px;
}

h3 {
  font-size: clamp(21px, 2.3vw, 27px);
  margin: 44px 0 18px;
}

p {
  margin: 0 0 22px;
  color: var(--ink-soft);
}

strong { color: #000; font-weight: 700; }

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 52px 0;
}

/* Hero */
.hero {
  margin: 0 0 46px;
  position: relative;
}

.hero img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.hero-play {
  position: absolute;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  display: inline-block;
  padding: 16px 54px;
  border-radius: 999px;
  background: #fff;
  color: #111;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.hero-play:hover {
  transform: translateX(-50%) translateY(-2px);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.34);
}

/* Lists */
ol {
  margin: 0 0 26px;
  padding-left: 22px;
  color: var(--ink-soft);
}

ol li { margin-bottom: 10px; padding-left: 6px; }

/* Tables */
.table-wrap {
  overflow-x: auto;
  margin: 0 0 30px;
  border: 1px solid var(--line);
  border-radius: 16px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16.5px;
  min-width: 520px;
}

thead th {
  text-align: left;
  background: #fafafa;
  color: #000;
  font-weight: 700;
  padding: 15px 20px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

tbody td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-soft);
  vertical-align: top;
}

tbody tr:last-child td { border-bottom: 0; }

tbody td:first-child { color: #000; font-weight: 600; }

/* FAQ */
.faq-item {
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
}

.faq-item:last-of-type { border-bottom: 0; }

.faq-q {
  margin: 0 0 8px;
  color: #000;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
}

.faq-q strong { font-weight: 700; }

.faq-a { margin: 0; }

@media (max-width: 640px) {
  body { font-size: 16.5px; }
  .page { padding: 34px 18px 80px; }
  .hero-play { bottom: 18px; padding: 13px 38px; font-size: 16px; }
}