/* ============================================================
   作品子页共用外壳（名卡 / MG 动画 等展示型页面）
   ============================================================ */
:root {
  --bg: #F6FBFE;
  --surface: #FFFFFF;
  --line: rgba(46, 144, 201, .16);
  --text: #10293D;
  --text-2: #4E7186;
  --text-3: #7C99AC;
  --brand: #2E90C9;
  --brand-deep: #1F6FA3;
  --brand-soft: #BFE0F5;
  --brand-tint: #EAF4FC;
  --shadow: 0 18px 46px -22px rgba(19, 84, 122, .34);
  --font: "PingFang SC", "HarmonyOS Sans SC", "Hiragino Sans GB",
          "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(ellipse 90% 55% at 50% -8%, #E4F2FC, transparent 70%), var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3 { margin: 0; line-height: 1.24; letter-spacing: -.02em; }

.wrap { width: min(100% - 40px, 1080px); margin-inline: auto; }

/* ---- 顶部 ---- */
.wk-top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 22px 0 0;
}
.back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600; color: var(--text-2);
  padding: 8px 15px 8px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, .72);
  transition: all .25s cubic-bezier(.22,.61,.36,1);
}
.back:hover { color: var(--brand-deep); border-color: rgba(46,144,201,.45); transform: translateX(-2px); }
.back svg { stroke: currentColor; fill: none; stroke-width: 1.9; }

.wk-mark { font-family: var(--mono); font-size: 12px; letter-spacing: .16em; color: var(--text-3); }

/* ---- 标题区 ---- */
.wk-head { padding: 46px 0 30px; }
.kicker {
  display: inline-block; font-family: var(--mono); font-size: 11.5px;
  letter-spacing: .16em; text-transform: uppercase; color: var(--brand);
  font-weight: 600; margin-bottom: 14px;
}
.wk-head h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); font-weight: 800; letter-spacing: -.035em; }
.wk-head .sub { margin-top: 14px; color: var(--text-2); max-width: 40em; font-size: 1.02rem; }

.meta {
  margin-top: 24px; display: flex; flex-wrap: wrap; gap: 8px;
}
.meta span {
  font-size: 12.5px; color: var(--text-2); background: var(--surface);
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px;
}

/* ---- 内容块 ---- */
.sect { padding: 30px 0 60px; }
.sect-title {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--text-3); margin-bottom: 18px;
}

.foot {
  border-top: 1px solid var(--line); margin-top: 20px; padding: 26px 0 44px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--text-3);
}

::selection { background: var(--brand-soft); }

/* 「减少动态效果」尊重系统设置 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}