/* ============================================================
   作品集站点样式 —— 沿用三件作品同一套五色，形成个人视觉体系
   ============================================================ */

:root {
  --paper: #F2ECE1;
  --paper-2: #EAE2D3;
  --ink: #14161A;
  --vermilion: #C9543B;
  --ochre: #E0A33E;
  --teal: #2C5A5E;
  --muted: rgba(20, 22, 26, 0.64);
  --line: rgba(20, 22, 26, 0.16);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.75;
}

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

/* ---------------- 导航 ---------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 6vw;
  background: rgba(242, 236, 225, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav-logo {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--ink);
}

.nav-logo em {
  font-style: normal;
  color: var(--vermilion);
}

.nav-links {
  display: flex;
  gap: 26px;
}

.nav-links a {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover { color: var(--ink); }

/* ---------------- 首屏 ---------------- */

.hero {
  padding: 14vh 6vw 10vh;
  border-bottom: 1px solid var(--line);
}

.hero-eyebrow {
  margin: 0 0 20px;
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--teal);
}

.hero-title {
  margin: 0;
  font-size: clamp(44px, 7vw, 88px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.hero-title em {
  font-style: normal;
  color: var(--vermilion);
}

.hero-intro {
  margin: 26px 0 0;
  max-width: 46ch;
  font-size: 17px;
  color: var(--muted);
}

.hero-cta {
  margin-top: 38px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 34px;
  border-radius: 999px;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: transform 0.16s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}

.btn-ghost {
  border: 1px solid var(--ink);
  color: var(--ink);
}

/* ---------------- 作品 ---------------- */

.section {
  padding: 9vh 6vw;
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 40px;
}

.section-title {
  margin: 0;
  font-size: 30px;
  font-weight: 700;
}

.section-sub {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 26px;
}

.work-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: #FBF8F2;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.work-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 44px rgba(20, 22, 26, 0.12);
}

.work-cover {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--line);
}

.work-body {
  padding: 22px 24px 26px;
}

.work-no {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--vermilion);
}

.work-name {
  margin: 10px 0 8px;
  font-size: 22px;
  font-weight: 700;
}

.work-desc {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.work-tag {
  margin-top: 16px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--teal);
}

/* ---------------- 关于我 ---------------- */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}

.about-name {
  margin: 0 0 8px;
  font-size: 34px;
  font-weight: 700;
}

.about-role {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--vermilion);
}

.about-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.about-list li {
  display: flex;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}

.about-list .k {
  flex: 0 0 72px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
  padding-top: 3px;
}

/* ---------------- 页脚 ---------------- */

.footer {
  padding: 34px 6vw 44px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--muted);
  line-height: 2.1;
}

.footer a { color: var(--teal); }

/* ---------------- 作品详情页 ---------------- */

.detail-nav {
  padding: 16px 6vw;
  border-bottom: 1px solid var(--line);
}

.detail-nav a {
  font-size: 13px;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--muted);
}

.detail-nav a:hover { color: var(--ink); }

.detail-hero {
  padding: 8vh 6vw 6vh;
}

.detail-title {
  margin: 0 0 6px;
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 700;
}

.detail-sub {
  margin: 0 0 30px;
  font-size: 15px;
  color: var(--muted);
}

.fact-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 44px;
  font-size: 14.5px;
}

.fact-table th,
.fact-table td {
  text-align: left;
  vertical-align: top;
  padding: 12px 16px 12px 0;
  border-bottom: 1px solid var(--line);
}

.fact-table th {
  flex: 0 0 auto;
  width: 96px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--muted);
  white-space: nowrap;
}

.stage-frame {
  width: 100%;
  height: 560px;
  border: 1px solid var(--line);
  background: var(--ink);
  border-radius: 10px;
  display: block;
}

.frame-tip {
  margin: 12px 0 0;
  font-size: 12.5px;
  color: var(--muted);
}

.frame-tip a { color: var(--teal); }

/* ---------------- 窄屏 ---------------- */

@media (max-width: 760px) {
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
  .nav-links { gap: 16px; }
}