:root {
  --color-primary: #000000;
  --color-on-primary: #ffffff;
  --color-canvas-night: #000000;
  --color-canvas-night-soft: #0a0a0a;
  --color-hairline-on-dark: #3a3a3f;
  --color-link-on-dark: #ffffff;
  --color-on-primary-mute: #f0f0fa;
  --font-display: "D-DIN-Bold", "Arial Narrow", Arial, system-ui, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "D-DIN", Arial, system-ui, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --rounded-pill: 32px;
}

* { box-sizing: border-box; }
html { background: #111; }
body {
  margin: 0 auto;
  max-width: 390px;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--color-on-primary);
  background: var(--color-canvas-night);
  line-height: 1.5;
  letter-spacing: 0.32px;
  padding-bottom: 72px;
}
a { color: var(--color-link-on-dark); text-decoration: underline; }

.top {
  padding: 18px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
}
.back { font-size: 11px; color: #fff; text-transform: uppercase; letter-spacing: 0.96px; }

.hero {
  padding: 40px 16px 48px;
  min-height: 280px;
  background: linear-gradient(180deg, #111 0%, #000 100%);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  letter-spacing: 1.2px;
  line-height: 0.95;
  text-transform: uppercase;
  margin: 0 0 12px;
}
.hero p { margin: 0; color: var(--color-on-primary-mute); font-size: 14px; line-height: 1.7; }

.block { padding: 20px 16px; border-top: 1px solid var(--color-hairline-on-dark); }
.block h2 {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin: 0 0 12px;
}

.cell {
  display: block;
  border: 1px solid var(--color-hairline-on-dark);
  padding: 16px;
  margin-bottom: 8px;
  color: #fff;
  text-decoration: none;
}
.cell h3 {
  margin: 0 0 4px;
  font-size: 13px;
  letter-spacing: 1.17px;
  text-transform: uppercase;
}
.cell p { margin: 0; color: var(--color-on-primary-mute); font-size: 13px; }

.row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-hairline-on-dark);
  font-size: 14px;
}
.row:last-child { border-bottom: 0; }
.row b { font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1px; }
.row span { color: var(--color-on-primary-mute); }

.ph {
  background: #1a1a1c;
  color: #6a6a70;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

form label { display: block; margin: 0 0 4px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.96px; }
form input, form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-hairline-on-dark);
  background: #0a0a0a;
  color: #fff;
  font: inherit;
  margin-bottom: 12px;
}
form button {
  width: 100%;
  padding: 18px 24px;
  border: 1px solid #fff;
  background: transparent;
  color: #fff;
  font: inherit;
  font-weight: 700;
  letter-spacing: 1.17px;
  text-transform: uppercase;
  border-radius: var(--rounded-pill);
}

.tab {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 100%;
  max-width: 390px;
  display: flex;
  background: #000;
  border-top: 1px solid var(--color-hairline-on-dark);
}
.tab a {
  flex: 1;
  text-align: center;
  padding: 12px 0;
  font-size: 10px;
  letter-spacing: 0.96px;
  text-transform: uppercase;
  color: var(--color-on-primary-mute);
  text-decoration: none;
}
.tab a.on { color: #fff; font-weight: 700; text-decoration: underline; }

.ph { overflow: hidden; }
.ph img { width: 100%; height: 100%; object-fit: cover; display: block; }