:root {
  --bg: #07111f;
  --bg-2: #10233d;
  --card: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.14);
  --text: #f4f7fb;
  --muted: #b7c4d6;
  --gold: #f6c453;
  --heart: #e23d4a;
  --cyan: #8ec8ff;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(246, 196, 83, 0.16), transparent 60%),
    radial-gradient(700px 380px at -10% 20%, rgba(226, 61, 74, 0.16), transparent 55%),
    linear-gradient(180deg, var(--bg-2), var(--bg) 42%);
  font-family: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--cyan); }

.wrap {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
}

.top {
  position: sticky;
  top: 0;
  z-index: 2;
  background: rgba(7, 17, 31, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.top-inner, .foot-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.01em;
  min-width: 0;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  flex: 0 0 auto;
}

.nav, .foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-left: auto;
  max-width: 100%;
}

.nav a, .foot-links a {
  color: var(--text);
  text-decoration: none;
  padding: 6px 0;
  white-space: nowrap;
}

.nav a[aria-current="page"], .foot-links a[aria-current="page"] {
  color: var(--gold);
  font-weight: 700;
}

main { padding: 28px 0 48px; }

.hero, .panel, .card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 28px;
}

.hero img {
  width: 148px;
  height: 148px;
  border-radius: 32px;
}

h1, h2, h3 { line-height: 1.3; margin: 0 0 0.4em; }

h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); }

.lead { color: var(--muted); margin: 0 0 1rem; font-size: 1.05rem; }

.actions { display: flex; flex-wrap: wrap; gap: 10px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 8px 16px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary { background: var(--heart); color: white; font-weight: 700; }
.btn-ghost { color: var(--text); border-color: var(--line); background: rgba(255, 255, 255, 0.04); }

.note {
  margin-top: 16px;
  color: var(--gold);
  font-size: 0.95rem;
}

.section { margin-top: 28px; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.card { padding: 16px 16px 18px; min-width: 0; }
.card h2, .card h3 { font-size: 1.05rem; }
.card p, .panel p, .panel li { color: var(--muted); }
.card p { margin: 0; }

.panel { padding: 22px 22px 8px; overflow-wrap: anywhere; }
.panel h1 { margin-bottom: 0.3em; }
.panel .meta { color: var(--muted); margin-top: 0; }
.panel h2 { font-size: 1.08rem; margin-top: 1.3rem; }
.panel h3 { font-size: 1rem; margin-top: 1rem; }
.panel ul, .panel ol { padding-left: 1.2rem; }
.steps { counter-reset: step; list-style: none; padding-left: 0; }
.steps li {
  position: relative;
  padding: 10px 10px 10px 46px;
  margin: 0 0 10px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 14px;
  color: var(--text);
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 10px;
  top: 10px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--heart);
  color: white;
  display: grid;
  place-items: center;
  font-size: 0.85rem;
  font-weight: 700;
}

.foot {
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.foot strong { color: var(--text); }
.foot p { margin: 4px 0 0; }

@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
  .nav, .foot-links { margin-left: 0; width: 100%; }
}

@media (max-width: 420px) {
  .wrap { width: min(1040px, calc(100% - 24px)); }
  .hero { grid-template-columns: 1fr; padding: 18px; }
  .hero img { width: 96px; height: 96px; border-radius: 24px; }
  .panel { padding: 16px 14px 6px; }
  .actions .btn { width: 100%; }
}