/* ====================================================================
   吕诗瑶 · 个人求职网站 — 全局样式
   设计语言：杂志感 / 编辑式版面 / 暖色基调 / 投资分析师气质
   ==================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  --color-bg:        #f6f1e7;   /* 暖米白 主背景 */
  --color-bg-soft:   #efe7d6;   /* 略深米色 卡片底 */
  --color-paper:     #fbf8f1;   /* 纸面感 */
  --color-ink:       #1a1410;   /* 主文字 */
  --color-ink-soft:  #5a4f44;   /* 次级文字 */
  --color-muted:     #8a7e6e;   /* 辅助文字 */
  --color-line:      #d9cdb6;   /* 描边 */
  --color-burgundy:  #6b1e2e;   /* 主色：上财红 / 酒红 */
  --color-burgundy-deep: #4a1320;
  --color-gold:      #b08d57;   /* 暖金 */
  --color-olive:     #586b4a;   /* 投研绿 */
  --color-rose:      #b6536a;
  --color-cream:     #f0e6d2;

  --font-serif-cn: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'STSong', serif;
  --font-serif-en: 'Cormorant Garamond', 'Playfair Display', 'Times New Roman', serif;
  --font-sans-cn:  'Noto Sans SC', -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-sans-en:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:     'JetBrains Mono', 'SF Mono', Consolas, monospace;

  --radius-sm:  6px;
  --radius-md:  14px;
  --radius-lg:  22px;

  --shadow-soft: 0 1px 2px rgba(26, 20, 16, 0.04), 0 8px 24px rgba(26, 20, 16, 0.06);
  --shadow-card: 0 2px 4px rgba(26, 20, 16, 0.05), 0 20px 48px rgba(26, 20, 16, 0.08);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans-cn);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

/* ---------- 容器 ---------- */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 720px) { .container { padding: 0 20px; } }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(246, 241, 231, 0.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-line);
  background: rgba(246, 241, 231, 0.94);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-serif-cn);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-burgundy);
  letter-spacing: 0.04em;
}
.brand-en {
  font-family: var(--font-serif-en);
  font-style: italic;
  font-weight: 500;
  font-size: 14px;
  color: var(--color-muted);
  letter-spacing: 0.08em;
}
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav a.nav-link {
  position: relative;
  padding: 8px 14px;
  font-size: 14.5px;
  color: var(--color-ink-soft);
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.nav a.nav-link:hover { color: var(--color-burgundy); }
.nav a.nav-link.is-active { color: var(--color-burgundy); }
.nav a.nav-link.is-active::after {
  content: '';
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 1.5px;
  background: var(--color-burgundy);
}
.nav .nav-resume {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 10px;
  padding: 8px 16px;
  background: var(--color-burgundy);
  color: #fff;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: 999px;
  letter-spacing: 0.02em;
  transition: background 0.2s, transform 0.2s;
}
.nav .nav-resume:hover { background: var(--color-burgundy-deep); transform: translateY(-1px); }
.nav .nav-resume svg { width: 14px; height: 14px; }
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--color-ink);
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: '';
  position: absolute; left: 0;
  width: 22px; height: 1.5px;
  background: var(--color-ink);
}
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after  { top:  7px; }
@media (max-width: 960px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .nav.is-open {
    display: flex;
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    gap: 0;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-line);
    padding: 8px 0;
  }
  .nav.is-open a { padding: 12px 24px; border-radius: 0; }
  .nav.is-open a.nav-resume { margin: 8px 24px; }
}

/* ---------- 通用章节 ---------- */
section {
  padding: 110px 0 100px;
  scroll-margin-top: 80px;
}
@media (max-width: 720px) { section { padding: 80px 0 70px; } }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--color-burgundy);
  text-transform: uppercase;
}
.eyebrow::before {
  content: '';
  width: 28px; height: 1px;
  background: var(--color-burgundy);
}
.section-title {
  font-family: var(--font-serif-cn);
  font-weight: 600;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.25;
  color: var(--color-ink);
  margin: 16px 0 8px;
  letter-spacing: 0.01em;
}
.section-title-en {
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: clamp(20px, 2.4vw, 28px);
  color: var(--color-muted);
  font-weight: 500;
}
.section-lead {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink-soft);
  margin: 18px 0 56px;
}
.section-head { display: flex; flex-direction: column; }

/* ---------- 1. 关于我 / Hero ---------- */
.hero {
  padding: 160px 0 100px;
  background:
    radial-gradient(900px 500px at 90% -20%, rgba(176, 141, 87, 0.18), transparent 60%),
    radial-gradient(700px 400px at -10% 110%, rgba(107, 30, 46, 0.08), transparent 60%),
    var(--color-bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 80px;
  align-items: center;
}
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
}
.hero-portrait {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: var(--color-cream);
}
.hero-portrait img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(1.02) contrast(1.02);
}
.hero-portrait::after {
  content: '';
  position: absolute; inset: 0;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, transparent 60%, rgba(26, 20, 16, 0.18));
  pointer-events: none;
}
.hero-portrait-frame {
  position: absolute;
  inset: -12px;
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-md);
  z-index: -1;
  opacity: 0.5;
}
.hero-caption {
  margin-top: 16px;
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: 13.5px;
  color: var(--color-muted);
  letter-spacing: 0.04em;
  text-align: center;
}

.hero-greeting {
  font-family: var(--font-serif-en);
  font-style: italic;
  font-weight: 500;
  font-size: 22px;
  color: var(--color-burgundy);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.hero-name {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.15;
  color: var(--color-ink);
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}
.hero-tag {
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: 20px;
  color: var(--color-muted);
  margin-bottom: 28px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--color-ink-soft);
}
.chip-dot {
  width: 6px; height: 6px;
  background: var(--color-burgundy);
  border-radius: 50%;
}

.hero-positioning {
  font-size: 17px;
  line-height: 1.8;
  color: var(--color-ink);
  background: linear-gradient(180deg, transparent 0, transparent 28px, var(--color-cream) 28px, var(--color-cream) calc(100% - 28px), transparent calc(100% - 28px));
  padding: 32px 28px;
  border-left: 3px solid var(--color-burgundy);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 32px;
  position: relative;
}
.hero-positioning strong {
  color: var(--color-burgundy);
  font-weight: 600;
}
.hero-positioning .arrow {
  color: var(--color-burgundy);
  font-weight: 600;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-paper);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.hero-stat {
  padding: 26px 18px;
  text-align: center;
  border-right: 1px solid var(--color-line);
  position: relative;
}
.hero-stat:last-child { border-right: 0; }
.hero-stat-num {
  font-family: var(--font-serif-en);
  font-size: 36px;
  font-weight: 600;
  color: var(--color-burgundy);
  line-height: 1;
  margin-bottom: 4px;
}
.hero-stat-num sup {
  font-size: 18px;
  color: var(--color-burgundy);
  margin-left: 2px;
  top: -0.6em;
}
.hero-stat-label {
  font-size: 12.5px;
  color: var(--color-muted);
  letter-spacing: 0.04em;
}
@media (max-width: 600px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stat:nth-child(2) { border-right: 0; }
  .hero-stat:nth-child(1), .hero-stat:nth-child(2) { border-bottom: 1px solid var(--color-line); }
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 14.5px;
  font-weight: 500;
  border-radius: 999px;
  transition: transform 0.2s, background 0.2s, color 0.2s, border-color 0.2s;
}
.btn-primary {
  background: var(--color-burgundy);
  color: #fff;
}
.btn-primary:hover { background: var(--color-burgundy-deep); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-line);
}
.btn-ghost:hover { border-color: var(--color-burgundy); color: var(--color-burgundy); transform: translateY(-1px); }

/* ---------- 2. 教育背景 ---------- */
.edu {
  background: var(--color-bg);
}
.edu-timeline {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding-left: 40px;
}
.edu-timeline::before {
  content: '';
  position: absolute;
  left: 12px; top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--color-line) 0, var(--color-burgundy) 30%, var(--color-line) 100%);
}
.edu-card {
  position: relative;
  display: grid;
  grid-template-columns: 110px 1fr 220px;
  gap: 36px;
  align-items: center;
  padding: 32px 36px;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.edu-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}
.edu-card::before {
  content: '';
  position: absolute;
  left: -33px; top: 50%;
  width: 14px; height: 14px;
  background: var(--color-paper);
  border: 2px solid var(--color-burgundy);
  border-radius: 50%;
  transform: translateY(-50%);
  transition: background 0.3s, transform 0.3s;
}
.edu-card:hover::before { background: var(--color-burgundy); }
.edu-card.is-active::before { background: var(--color-burgundy); }

.edu-logo {
  width: 96px; height: 96px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  border: 1px solid var(--color-line);
}
.edu-logo img { width: 88%; height: 88%; object-fit: contain; }
.edu-logo .monogram {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  color: var(--color-burgundy);
  font-size: 24px;
  letter-spacing: 0.04em;
}
.edu-period {
  font-family: var(--font-serif-en);
  font-size: 13px;
  color: var(--color-burgundy);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.edu-school {
  font-family: var(--font-serif-cn);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 4px;
}
.edu-degree {
  font-size: 14.5px;
  color: var(--color-ink-soft);
  margin-bottom: 14px;
}
.edu-degree strong { color: var(--color-burgundy); font-weight: 600; }
.edu-courses {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.edu-courses span {
  font-size: 12.5px;
  color: var(--color-ink-soft);
  background: var(--color-bg-soft);
  padding: 4px 10px;
  border-radius: 4px;
}
.edu-photo {
  aspect-ratio: 4/3;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-line);
}
.edu-photo img { width: 100%; height: 100%; object-fit: cover; }
.edu-photo-caption {
  text-align: center;
  font-size: 11.5px;
  color: var(--color-muted);
  margin-top: 6px;
  letter-spacing: 0.04em;
}
@media (max-width: 880px) {
  .edu-card { grid-template-columns: 88px 1fr; padding: 24px; gap: 20px; }
  .edu-photo-wrap { grid-column: 1 / -1; }
  .edu-photo { aspect-ratio: 16/9; }
}

/* ---------- 3. 工作经历 ---------- */
.exp {
  background: linear-gradient(180deg, var(--color-bg) 0, var(--color-paper) 30%, var(--color-paper) 100%);
}
.exp-list { display: flex; flex-direction: column; gap: 24px; }
.exp-card {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
  padding: 40px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.exp-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.exp-card.is-featured {
  background: linear-gradient(180deg, var(--color-paper) 0, #fff8ec 100%);
  border-color: var(--color-gold);
}
.exp-card.is-featured::before {
  content: 'FEATURED';
  position: absolute;
  top: 20px; right: 24px;
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--color-gold);
}
.exp-card { position: relative; }
.exp-side {
  display: flex; flex-direction: column; align-items: flex-start; gap: 16px;
}
.exp-logo {
  width: 76px; height: 76px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--color-line);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  padding: 8px;
}
.exp-logo img { width: 100%; height: 100%; object-fit: contain; }
.exp-company {
  font-family: var(--font-serif-cn);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0;
  line-height: 1.4;
}
.exp-period {
  font-family: var(--font-serif-en);
  font-size: 13px;
  color: var(--color-burgundy);
  letter-spacing: 0.06em;
}
.exp-role {
  font-size: 13.5px;
  color: var(--color-muted);
  margin-top: -10px;
  letter-spacing: 0.04em;
}

.exp-main { min-width: 0; }
.exp-head {
  display: flex; align-items: baseline; gap: 14px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.exp-title {
  font-family: var(--font-serif-cn);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-burgundy);
  margin: 0;
}
.exp-kpis {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 18px;
}
.exp-kpi {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px;
  background: var(--color-burgundy);
  color: #fff;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
}
.exp-kpi.is-soft {
  background: transparent;
  color: var(--color-burgundy);
  border: 1px solid var(--color-burgundy);
}
.exp-list-bullets {
  list-style: none;
  padding: 0; margin: 0;
  display: flex; flex-direction: column;
  gap: 14px;
}
.exp-list-bullets li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-ink-soft);
}
.exp-list-bullets li::before {
  content: '';
  position: absolute;
  left: 0; top: 11px;
  width: 8px; height: 1px;
  background: var(--color-burgundy);
}
.exp-list-bullets li strong {
  color: var(--color-ink);
  font-weight: 600;
}
@media (max-width: 880px) {
  .exp-card { grid-template-columns: 1fr; padding: 28px; gap: 24px; }
}

/* ---------- 4. 个人作品 ---------- */
.proj {
  background: var(--color-bg);
}
.proj-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
@media (max-width: 880px) { .proj-grid { grid-template-columns: 1fr; } }

.proj-card {
  display: flex; flex-direction: column;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s;
}
.proj-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--color-burgundy);
}
.proj-cover {
  position: relative;
  aspect-ratio: 16/10;
  background: var(--color-cream);
  overflow: hidden;
  cursor: zoom-in;
}
.proj-cover img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.proj-card:hover .proj-cover img { transform: scale(1.04); }
.proj-cover::after {
  content: '点击查看大图';
  position: absolute;
  right: 14px; bottom: 14px;
  background: rgba(26, 20, 16, 0.78);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  opacity: 0;
  transition: opacity 0.3s;
  letter-spacing: 0.04em;
}
.proj-card:hover .proj-cover::after { opacity: 1; }
.proj-tag {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--color-burgundy);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  z-index: 2;
}
.proj-body {
  padding: 28px 30px 26px;
  display: flex; flex-direction: column; gap: 16px;
  flex: 1;
}
.proj-head {
  display: flex; flex-direction: column; gap: 8px;
}
.proj-title {
  font-family: var(--font-serif-cn);
  font-size: 21px;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0;
  line-height: 1.4;
}
.proj-track {
  font-size: 12.5px;
  color: var(--color-burgundy);
  letter-spacing: 0.04em;
}
.proj-track span {
  display: inline-block;
  margin-right: 6px;
  padding: 2px 8px;
  background: var(--color-bg-soft);
  border-radius: 4px;
  color: var(--color-burgundy);
}
.proj-role {
  font-size: 13.5px;
  color: var(--color-ink-soft);
  line-height: 1.7;
  padding: 14px 16px 14px 20px;
  background: var(--color-bg-soft);
  border-left: 3px solid var(--color-burgundy);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 0 0 14px;
}
.proj-role strong { color: var(--color-ink); font-weight: 600; }

.proj-highlight {
  position: relative;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-ink);
  margin: 0 0 14px;
}
.proj-highlight-label {
  display: block;
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--color-burgundy);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.proj-docs {
  display: flex; flex-direction: column;
  gap: 8px;
  margin-top: 4px;
  padding-top: 18px;
  border-top: 1px dashed var(--color-line);
}
.proj-doc {
  display: flex; align-items: center; gap: 10px;
  font-size: 13.5px;
  color: var(--color-ink-soft);
  padding: 6px 0;
  transition: color 0.2s;
}
.proj-doc:hover { color: var(--color-burgundy); }
.proj-doc svg { width: 14px; height: 14px; color: var(--color-burgundy); flex-shrink: 0; }
.proj-doc.is-disabled {
  color: var(--color-muted);
  cursor: default;
}
.proj-doc.is-disabled svg { color: var(--color-muted); }
.proj-doc.is-disabled:hover { color: var(--color-muted); }

/* 脱敏说明 */
.proj-disclaimer {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  padding: 10px 20px;
  border: 1px dashed rgba(107, 30, 46, 0.35);
  border-radius: 999px;
  background: rgba(176, 141, 87, 0.08);
  font-size: 13.5px;
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
}
.proj-disclaimer svg { color: var(--color-gold); flex-shrink: 0; }

/* lightbox */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(20, 14, 10, 0.94);
  z-index: 200;
  display: none;
  align-items: center; justify-content: center;
  padding: 40px;
  cursor: zoom-out;
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}
.lightbox-close {
  position: absolute;
  top: 20px; right: 24px;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 28px;
  border-radius: 50%;
  transition: background 0.2s;
}
.lightbox-close:hover { background: rgba(255,255,255,0.12); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  transition: background 0.2s, transform 0.2s;
  cursor: pointer;
  z-index: 10;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.18); }
.lightbox-prev { left: 20px; padding-right: 4px; }
.lightbox-next { right: 20px; padding-left: 4px; }

.lightbox-counter {
  position: absolute;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  letter-spacing: 0.08em;
  pointer-events: none;
}

/* ---------- 5. 技能与爱好 ---------- */
.skills {
  background: linear-gradient(180deg, var(--color-bg) 0, var(--color-cream) 100%);
}
.skills-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 880px) { .skills-grid { grid-template-columns: 1fr; gap: 48px; } }

/* 技能两列（2×2 网格对齐） */
.skills-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 40px;
  align-items: start;
}
@media (max-width: 640px) {
  .skills-cols { grid-template-columns: 1fr; gap: 32px 0; }
}

.skill-group {
  margin-bottom: 32px;
}
.skill-group:last-child { margin-bottom: 0; }
.skill-group-name {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-serif-cn);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-burgundy);
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}
.skill-group-name::before {
  content: '';
  width: 18px; height: 1.5px;
  background: var(--color-burgundy);
}
.skill-list {
  list-style: none;
  padding: 0; margin: 0;
  display: flex; flex-direction: column;
  gap: 12px;
}
.skill-item {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-ink);
}
.skill-item .bullet {
  width: 6px; height: 6px;
  background: var(--color-burgundy);
  border-radius: 50%;
  margin-top: 9px;
  flex-shrink: 0;
}
.skill-item-meta {
  display: block;
  font-size: 13px;
  color: var(--color-muted);
  margin-top: 2px;
  font-weight: 400;
}

/* 爱好大卡舞台 */
.hobby-stage {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  padding: 44px 34px 36px;
  text-align: center;
  isolation: isolate;
}
.hobby-stage-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--color-paper);
  transition: background 0.6s ease, opacity 0.6s ease;
}
.hobby-stage-bg[data-theme="movie"]    { background: linear-gradient(135deg, #f7efe2 0%, #efd9c8 100%); }
.hobby-stage-bg[data-theme="ukulele"]  { background: linear-gradient(135deg, #eaf0e4 0%, #d9e6cc 100%); }
.hobby-stage-bg[data-theme="painting"] { background: linear-gradient(135deg, #f3eef5 0%, #e6dced 100%); }

.hobby-eyebrow {
  justify-content: center;
  color: var(--color-burgundy);
  margin-bottom: 22px;
}
.hobby-eyebrow::before,
.hobby-eyebrow::after { content: none; }
.hobby-eyebrow span {
  display: block;
  width: 28px; height: 1px;
  background: var(--color-burgundy);
}

.hobby-feature { margin-bottom: 26px; }
.hobby-feature-emoji {
  font-size: 64px;
  line-height: 1;
  margin-bottom: 16px;
  filter: drop-shadow(0 6px 14px rgba(0,0,0,0.12));
}
.hobby-feature-name {
  font-family: var(--font-serif-cn);
  font-size: 27px;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 10px;
  letter-spacing: 0.04em;
}
.hobby-feature-quote {
  font-family: var(--font-serif-cn);
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-ink-soft);
  margin: 0 auto;
  max-width: 34em;
  font-style: italic;
}

/* 电影片名标签 */
.hobby-movies {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
}
.hobby-movie {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(107, 30, 46, 0.22);
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--color-ink);
  letter-spacing: 0.03em;
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
}
.hobby-movie:hover {
  transform: translateY(-2px);
  border-color: var(--color-burgundy);
  background: #fff;
}

/* 照片网格（尤克里里 / 画画） */
.hobby-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 22px;
}
.hobby-movies[hidden],
.hobby-photos[hidden] { display: none !important; }
.hobby-photo {
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  overflow: hidden;
  background: var(--color-bg-soft);
  border: 1px solid rgba(0,0,0,0.06);
  cursor: zoom-in;
}
.hobby-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.hobby-photo:hover img { transform: scale(1.04); }
.hobby-photo.is-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: repeating-linear-gradient(
    45deg,
    var(--color-bg-soft),
    var(--color-bg-soft) 12px,
    var(--color-paper) 12px,
    var(--color-paper) 24px
  );
  cursor: default;
}
.hobby-photo-label {
  font-size: 12.5px;
  color: var(--color-muted);
  letter-spacing: 0.05em;
}
.hobby-shuffle {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 24px;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--color-burgundy);
  color: #fff;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  transition: background 0.2s, transform 0.2s;
}
.hobby-shuffle:hover { background: var(--color-burgundy-deep); transform: translateY(-1px); }
.hobby-shuffle svg { width: 14px; height: 14px; }

.hobby-deck {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 20px;
}
.hobby-deck-item {
  padding: 12px 8px;
  background: var(--color-bg-soft);
  border-radius: 8px;
  text-align: center;
  font-size: 12.5px;
  color: var(--color-ink-soft);
  border: 1px solid transparent;
  transition: all 0.3s;
}
.hobby-deck-item.is-active {
  background: var(--color-burgundy);
  color: #fff;
  border-color: var(--color-burgundy);
  transform: translateY(-2px);
}
.hobby-deck-item .hobby-deck-emoji { font-size: 20px; display: block; margin-bottom: 4px; }

/* ---------- 6. 联系我 ---------- */
.contact {
  background: var(--color-burgundy);
  color: #fff;
  text-align: center;
}
.contact .eyebrow { color: var(--color-cream); }
.contact .eyebrow::before { background: var(--color-cream); }
.contact .section-title { color: #fff; }
.contact .section-title-en { color: rgba(255,255,255,0.6); }
.contact .section-lead { color: rgba(255,255,255,0.78); margin-left: auto; margin-right: auto; }

.contact-card {
  margin-top: 24px;
  padding: 56px 48px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
  backdrop-filter: blur(8px);
}
.contact-intro {
  font-family: var(--font-serif-cn);
  font-size: 19px;
  line-height: 1.8;
  color: #fff;
  margin: 0 0 36px;
  font-weight: 400;
}
.contact-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 32px;
}
@media (max-width: 720px) { .contact-list { grid-template-columns: 1fr; } }
.contact-item {
  padding: 20px 18px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  text-align: left;
  display: flex; align-items: center; gap: 14px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.contact-item:hover { background: rgba(255,255,255,0.1); border-color: var(--color-gold); transform: translateY(-2px); }
.contact-icon {
  width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-gold);
  border-radius: 10px;
  flex-shrink: 0;
}
.contact-icon svg { width: 20px; height: 20px; color: #fff; }
.contact-info-label {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 4px;
  font-family: var(--font-serif-en);
  font-style: italic;
}
.contact-info-value {
  font-size: 16px;
  color: #fff;
  font-weight: 500;
  letter-spacing: 0.02em;
  word-break: break-all;
}

.contact-cities {
  display: inline-flex; flex-wrap: wrap; gap: 8px; justify-content: center;
  margin-bottom: 28px;
}
.contact-city {
  padding: 7px 16px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 999px;
  font-size: 13px;
  color: rgba(255,255,255,0.9);
}
.contact-city.is-primary {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: #fff;
  font-weight: 500;
}
.contact-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  background: #fff;
  color: var(--color-burgundy);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: transform 0.2s;
}
.contact-cta:hover { transform: translateY(-2px); }
.contact-cta svg { width: 16px; height: 16px; }

.footer {
  background: var(--color-burgundy-deep);
  color: rgba(255,255,255,0.6);
  font-size: 12.5px;
  padding: 22px 0;
  text-align: center;
  letter-spacing: 0.04em;
}
.footer a { color: rgba(255,255,255,0.85); }
.footer a:hover { color: #fff; }

/* ---------- 滚动揭示动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 装饰性元素 ---------- */
.deco-stamp {
  display: inline-block;
  font-family: var(--font-serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--color-burgundy);
  border: 1px solid var(--color-burgundy);
  padding: 4px 12px;
  border-radius: 4px;
  text-transform: uppercase;
  transform: rotate(-3deg);
}

/* ---------- 选择高亮 ---------- */
::selection { background: var(--color-burgundy); color: #fff; }

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-line); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-burgundy); }

/* =========================================================
   手机端优化（≤640px）
   基础响应式布局已由上方媒体查询覆盖，此区块只做触控与细节打磨：
   1. 触摸设备去除点击高亮、hover 粘滞
   2. 灯箱：内边距收紧、关闭按钮加大、导航按钮贴边避让图片
   3. hero 装饰边框收缩，避免窄屏贴边溢出
   4. 小触控目标（proj-doc 链接）加大点击区
   ========================================================= */

/* 触摸设备：无高亮、无 hover 悬停（避免点击后样式粘滞） */
@media (hover: none) {
  html { -webkit-tap-highlight-color: transparent; }
  .lightbox-close:hover,
  .lightbox-nav:hover { background: rgba(255,255,255,0.08); }
  .contact-item:hover { transform: none; }
}

@media (max-width: 640px) {
  /* hero 装饰边框：-12px 在窄屏会超出容器 12px */
  .hero-portrait-frame { inset: -8px; }

  /* 章节纵向节奏收紧 */
  section { padding: 64px 0 56px; }

  /* 小触控目标加大点击区（≥40px） */
  .proj-doc { padding: 11px 0; }
  .hobby-movie { padding: 10px 18px; }

  /* 灯箱：收紧内边距，图片获得更大面积 */
  .lightbox { padding: 20px; }
  .lightbox-close {
    top: calc(12px + env(safe-area-inset-top, 0px));
    right: calc(14px + env(safe-area-inset-right, 0px));
    width: 44px; height: 44px;
    background: rgba(255,255,255,0.12);
  }
  /* 箭头贴边并避开图片，竖屏下改为底部并排 */
  .lightbox-nav { top: auto; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); transform: none; }
  .lightbox-prev { left: 16px; }
  .lightbox-next { right: 16px; }
  .lightbox img { max-height: calc(100vh - 120px); }
  .lightbox-counter { bottom: calc(28px + env(safe-area-inset-bottom, 0px)); }
}

/* 更窄的小屏（≤380px，iPhone SE 等） */
@media (max-width: 380px) {
  .container { padding: 0 16px; }
  .hero-portrait-frame { inset: -6px; }
  .lightbox { padding: 14px; }
}