:root {
  --color-primary: #4a154b;
  --color-primary-press: #611f69;
  --color-on-primary: #ffffff;
  --color-ink: #1d1d1d;
  --color-ink-mute: #696969;
  --color-link-blue: #1264a3;
  --color-canvas: #ffffff;
  --color-canvas-cream: #f4ede4;
  --color-canvas-lavender: #f9f0ff;
  --color-surface-aubergine: #4a154b;
  --color-hairline: #e6e6e6;
  --color-on-aubergine-mute: #d9bdde;
  --font-display: "Salesforce-Avant-Garde", Inter, system-ui, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Salesforce-Sans", Inter, system-ui, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --rounded-sm: 4px;
  --rounded-lg: 12px;
  --rounded-xl: 16px;
  --rounded-pill: 90px;
}

* { box-sizing: border-box; }
html { background: #ece6ea; }
body {
  margin: 0 auto;
  max-width: 390px;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-canvas);
  line-height: 1.55;
  padding-bottom: 72px;
}
a { color: var(--color-link-blue); text-decoration: none; }

.top {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-canvas);
  position: sticky;
  top: 0;
  z-index: 10;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-primary);
  font-size: 22px;
}
.back { font-size: 12px; color: var(--color-ink-mute); }

.hero {
  padding: 28px 16px 32px;
  background:
    radial-gradient(ellipse 80% 70% at 0% 0%, #fff0e6 0%, transparent 60%),
    radial-gradient(ellipse 70% 60% at 100% 20%, #e9d8ff 0%, transparent 55%),
    var(--color-canvas-cream);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.256px;
  line-height: 1.2;
  margin: 0 0 8px;
}
.hero p { margin: 0; color: var(--color-ink-mute); font-size: 15px; }

.block { padding: 20px 16px; }
.block h2 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 12px;
}

.cell {
  display: block;
  background: var(--color-canvas-cream);
  border-radius: var(--rounded-xl);
  padding: 16px;
  margin-bottom: 10px;
  color: var(--color-ink);
}
.cell:hover { text-decoration: none; }
.cell h3 { margin: 0 0 4px; font-size: 16px; font-family: var(--font-display); }
.cell p { margin: 0; color: var(--color-ink-mute); font-size: 13px; }

.row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-hairline);
  font-size: 14px;
}
.row:last-child { border-bottom: 0; }
.row b {
  font-family: var(--font-display);
  color: var(--color-primary);
  font-size: 22px;
}
.row span { color: var(--color-ink-mute); }

.ph {
  background: #e8e8e8;
  color: #8a8a8a;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  margin-bottom: 12px;
  border-radius: var(--rounded-lg);
}

form label { display: block; margin: 0 0 4px; font-size: 14px; font-weight: 700; }
form input,
form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  font: inherit;
  margin-bottom: 12px;
}
form button {
  width: 100%;
  padding: 14px 28px;
  border: 0;
  background: var(--color-primary);
  color: var(--color-on-primary);
  font: inherit;
  font-weight: 700;
  border-radius: var(--rounded-pill);
}

.tab {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 100%;
  max-width: 390px;
  display: flex;
  background: var(--color-surface-aubergine);
  padding: 8px 6px 10px;
}
.tab a {
  flex: 1;
  text-align: center;
  padding: 10px 0;
  font-size: 11px;
  font-weight: 700;
  color: var(--color-on-aubergine-mute);
  border-radius: var(--rounded-pill);
}
.tab a.on {
  color: var(--color-on-primary);
  background: var(--color-primary-press);
}

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