:root {
  /* 主色为青绿系，与 #00c688 区分但观感接近；页面渐变保持多段过渡 */
  /* 整页统一底色（浅蓝紫 + 薄荷，玻璃拟态浅色氛围） */
  --bg-page: linear-gradient(
    168deg,
    #e4eef9 0%,
    #edf2fc 22%,
    #f0eef9 48%,
    #eaf6f3 72%,
    #f2f7fb 100%
  );
  --bg: rgba(255, 255, 255, 0.5);
  --bg-alt: transparent;
  --bg-soft: var(--bg-page);
  --bg-hero: transparent;
  --bg-deep: rgba(242, 246, 250, 0.45);
  --bg-dark: #1e293b;
  --bg-dark-alt: #2d3a4f;
  --glass-bg: rgba(255, 255, 255, 0.38);
  --glass-bg-hover: rgba(255, 255, 255, 0.52);
  --glass-border: rgba(255, 255, 255, 0.55);
  --glass-border-soft: rgba(148, 163, 184, 0.22);
  --glass-shadow: 0 10px 40px rgba(45, 58, 79, 0.06);
  --glass-blur: 16px;
  --surface: rgba(255, 255, 255, 0.55);
  --surface-muted: rgba(232, 238, 245, 0.6);
  --text: #1e293b;
  --text-secondary: #324558;
  --text-muted: #64748b;
  --text-on-dark: #ffffff;
  --text-muted-on-dark: #b8c5d4;
  --accent: #10b981;
  --accent-hover: #059669;
  --accent-light: rgba(16, 185, 129, 0.12);
  --accent-blue: #5eb8f7;
  --accent-purple: #a89cf0;
  --glow-mix: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.08) 0%,
    rgba(94, 184, 247, 0.1) 45%,
    rgba(168, 156, 240, 0.08) 100%
  );
  --border: rgba(203, 213, 225, 0.45);
  --border-dark: rgba(255, 255, 255, 0.14);
  --shadow: 0 8px 28px rgba(45, 58, 79, 0.06);
  --shadow-lg: 0 18px 48px rgba(45, 58, 79, 0.1);
  --radius: 6px;
  --radius-lg: 10px;
  --font-sans: "Poppins", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-serif: "Playfair Display", "PingFang SC", Georgia, serif;
  --header-h: 0px;
  --nav-bar-offset: clamp(3.55rem, 12vw, 4.85rem);
  --max: 1140px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-bar-offset);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-muted);
  background: var(--bg-page);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

/* 顶部固定导航：与首屏/整页色系一致 */
.top-nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 150;
  min-height: 0;
  box-sizing: border-box;
  padding: 0.5rem clamp(0.75rem, 3vw, 1.25rem);
  background: rgba(255, 255, 255, 0.4);
  border-bottom: 1px solid var(--glass-border-soft);
  box-shadow: 0 8px 32px rgba(45, 58, 79, 0.05);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.top-nav {
  width: 100%;
  max-width: min(var(--max), 100%);
  margin: 0 auto;
  box-sizing: border-box;
}

.top-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.4rem 0.55rem;
}

.top-nav-list a {
  display: block;
  text-align: center;
  text-decoration: none;
  font-size: clamp(0.78rem, 1.85vw, 0.88rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.35;
  padding: 0.38rem 0.72rem;
  border-radius: 999px;
  border: 1px solid var(--glass-border-soft);
  background: rgba(255, 255, 255, 0.55);
  color: var(--text-secondary);
  box-shadow: 0 2px 12px rgba(45, 58, 79, 0.04);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), box-shadow 0.2s var(--ease),
    background 0.2s var(--ease);
}

.top-nav-list a:hover {
  color: var(--accent);
  border-color: rgba(16, 185, 129, 0.38);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.1);
}

.top-nav-list a.is-active {
  color: var(--accent);
  border-color: rgba(16, 185, 129, 0.45);
  background: linear-gradient(150deg, #ffffff 0%, rgba(236, 253, 248, 0.95) 100%);
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.12);
}

.top-nav-list a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.main-offset-topnav {
  padding-top: var(--nav-bar-offset);
}

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

a {
  color: var(--accent);
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--accent-hover);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  text-decoration: none;
}

.skip-link:focus {
  top: calc(var(--nav-bar-offset) + 0.35rem);
}

/* Landing：简介（与下方区块同一玻璃容器逻辑） */
.landing {
  background: transparent;
  border-bottom: none;
}

.landing-inner {
  display: block;
  width: 100%;
  max-width: min(var(--max), 100%);
  margin: 0 auto clamp(0.85rem, 2.5vw, 1.35rem);
  padding: clamp(1.35rem, 4vw, 2rem) clamp(1.1rem, 4vw, 1.65rem);
  box-sizing: border-box;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.landing-hero-head {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(0.65rem, 3vw, 1.35rem);
  margin: 0 0 1rem;
}

.landing-hero-titles {
  flex: 1;
  min-width: 0;
}

.landing-hero-head .hero-title {
  margin: 0 0 0.5rem;
}

.landing-hero-head .hero-role {
  margin: 0;
}

@media (min-width: 900px) {
  .landing-inner {
    padding: clamp(1.5rem, 3vw, 2.25rem) clamp(1.25rem, 3vw, 1.75rem);
  }
}

.landing-text {
  min-width: 0;
  text-align: left;
}

.hero-title {
  margin: 0 0 0.85rem;
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 4.2vw + 0.5rem, 3.25rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--text-secondary);
  letter-spacing: -0.02em;
  text-align: left;
}

.hero-name {
  color: var(--text);
}

.hero-badge {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: #0f766e;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(94, 184, 247, 0.15));
  border: 1px solid rgba(94, 184, 247, 0.2);
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.hero-role {
  margin: 0 0 0.65rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  text-align: left;
}

.hero-summary {
  margin: 0 0 1.15rem;
  max-width: none;
  font-size: clamp(0.86rem, 2.2vw, 0.94rem);
  font-weight: 400;
  line-height: 1.75;
  color: var(--text-secondary);
  text-align: left;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 0.45rem 0.6rem;
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}

.skill-tags--inline li {
  padding: 0.28rem 0.62rem;
  font-size: clamp(0.68rem, 1.9vw, 0.76rem);
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--glass-border-soft);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.skill-tags--inline li:hover {
  color: var(--accent);
  border-color: rgba(16, 185, 129, 0.45);
}

.landing-meta {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 640px) {
  .landing-meta {
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.75rem;
  }
}

.landing-meta-title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.05rem, 2.8vw, 1.18rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--text);
}

.landing-highlights {
  padding-top: 1rem;
  border-top: 1px solid var(--glass-border-soft);
  text-align: left;
}

.highlight-pitch--landing {
  margin: 0 0 0.85rem;
  padding: 0;
  max-width: none;
  width: 100%;
  text-align: left;
  font-size: clamp(0.84rem, 2.2vw, 0.95rem);
  line-height: 1.75;
  color: var(--text-secondary);
}

.highlight-pitch--landing strong {
  color: var(--text);
  font-weight: 600;
}

.landing-highlights .highlight-pitch--landing {
  margin: 0;
}

.hero-photo {
  position: relative;
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  border: 1px solid var(--glass-border-soft);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero-photo--avatar {
  width: clamp(56px, 16vw, 88px);
  aspect-ratio: 1;
  margin: 0;
  border-radius: 14px;
  flex-shrink: 0;
  align-self: flex-start;
}

@media (min-width: 480px) {
  .landing-hero-head .hero-photo--avatar {
    width: clamp(68px, 14vw, 108px);
  }
}

@media (min-width: 720px) {
  .landing-hero-head .hero-photo--avatar {
    width: clamp(88px, 12vw, 150px);
  }
}

@media (min-width: 1024px) {
  .landing-hero-head .hero-photo--avatar {
    width: min(168px, 17vw);
  }
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.75rem;
  background: linear-gradient(160deg, #e8f5f1, #e8f0fc, #f0edf8);
  color: var(--text-muted);
  font-size: 0.78rem;
}

.hero-photo.has-image .photo-placeholder {
  display: none;
}

.hero-photo.has-image img {
  position: relative;
  z-index: 1;
}

.job-narrative strong {
  color: var(--text);
  font-weight: 700;
}

.job-bullets strong {
  color: var(--text-secondary);
  font-weight: 600;
}

/* Resume sections */
.resume-section {
  padding: clamp(0.65rem, 2vw, 1rem) 0;
  background: transparent;
}

.resume-section--alt {
  background: transparent;
}

.resume-head {
  display: flex;
  align-items: center;
  margin: 2.5rem 0 1rem;
  gap: 0;
}

.resume-section .resume-head:first-child {
  margin-top: 0;
}

.resume-head-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  background: var(--bg-dark);
  color: #fff;
}

.resume-head h2 {
  position: relative;
  margin: 0;
  padding: 0.55rem 1.75rem 0.55rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  background: var(--bg-dark);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 50%, calc(100% - 14px) 100%, 0 100%);
}

.resume-head::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(148, 163, 184, 0.25), transparent);
  margin-left: 0.5rem;
}

.resume-body {
  margin-left: 1.1rem;
  padding-left: 1.5rem;
  border-left: 2px solid var(--border);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem 2rem;
  margin: 0;
}

.info-grid > div {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.2rem 0.75rem;
  align-items: baseline;
}

.info-grid .info-span-2 {
  grid-column: 1 / -1;
}

.info-grid dt {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.info-grid dd {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text);
}

.info-grid a {
  color: var(--text);
  text-decoration: none;
}

.info-grid a:hover {
  color: var(--accent);
}

.info-grid--compact {
  gap: 0.45rem clamp(0.75rem, 3vw, 1.25rem);
}

.landing-meta .info-grid--compact dt,
.landing-meta .info-grid--compact dd {
  font-size: clamp(0.88rem, 2.1vw, 0.95rem);
  font-weight: 400;
}

.landing-meta .info-grid--compact dt {
  color: var(--text-muted);
}

.landing-meta .info-grid--compact dd {
  color: var(--text-secondary);
}

.landing-meta .info-grid--compact a {
  font-weight: 400;
}

.edu-row--compact {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.landing-meta .edu-row--compact time,
.landing-meta .edu-row--compact .edu-school {
  font-size: clamp(0.9rem, 2.3vw, 0.98rem);
  font-weight: 600;
}

.landing-meta .edu-row--compact time {
  color: var(--text);
}

.landing-meta .edu-row--compact .edu-school {
  color: var(--text-secondary);
}

.landing-meta .edu-row--compact .edu-major {
  font-size: clamp(0.88rem, 2.1vw, 0.95rem);
  font-weight: 500;
  color: var(--text-muted);
}

.edu-row {
  display: grid;
  gap: 0.35rem 1.5rem;
  align-items: baseline;
}

@media (min-width: 640px) {
  .edu-row {
    grid-template-columns: 160px 1fr auto;
  }
}

.edu-row time {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
}

.edu-school {
  margin: 0;
  font-weight: 600;
  color: var(--text);
}

.edu-major {
  margin: 0;
  font-weight: 600;
  color: var(--text-secondary);
}

.skill-subtitle {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
}

.tag-list li {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid var(--glass-border-soft);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.resume-section--alt .tag-list li {
  background: rgba(255, 255, 255, 0.45);
}

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

.skill-detail-list li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--glass-border-soft);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.skill-detail-list li:last-child {
  border-bottom: none;
}

.skill-detail-list strong {
  color: var(--text);
}

.eval-text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: none;
  width: 100%;
}

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

.job-item {
  margin-bottom: 1.75rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--glass-border-soft);
}

.job-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.job-header {
  display: grid;
  gap: 0.35rem 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 700px) {
  .job-header {
    grid-template-columns: 150px 1fr auto;
    align-items: baseline;
  }
}

.job-header time {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

.job-company {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.job-title {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

@media (min-width: 700px) {
  .job-title {
    text-align: right;
  }
}

.job-narrative {
  margin: 0 0 1rem;
  padding: 1rem 1.15rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.4);
  border-radius: var(--radius);
  border: 1px solid var(--glass-border-soft);
  border-left: 3px solid var(--accent);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.job-bullets {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.job-bullets li {
  margin-bottom: 0.45rem;
}

.job-bullets li::marker {
  color: var(--accent);
}

.section-lead {
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* 内容：左栏公众号 + 新闻稿纵向堆叠，右栏 Figma / 墨刀并排 */
.works-split-layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: stretch;
}

.works-text-stack {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  min-width: 0;
}

.works-prototypes-side {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.works-prototype-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  flex: 1;
  min-height: 0;
  align-items: stretch;
}

.works-prototype-cell {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

/* 窄屏：预览区无固定高度时 img 的 height:100% 易塌陷，Figma 等横图不显示 */
@media (max-width: 767px) {
  .works-prototype-pair .prototype-preview {
    flex: 0 0 auto;
    min-height: clamp(118px, 34vw, 200px);
    aspect-ratio: 4 / 3;
  }

  .works-prototype-pair .prototype-preview img {
    height: auto;
    max-height: 100%;
    width: 100%;
    object-fit: contain;
  }
}

@media (min-width: 768px) {
  .works-split-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
  }

  .works-text-stack {
    height: auto;
    gap: 1rem;
  }

  .works-text-stack .works-col {
    display: grid;
    grid-template-rows: auto 1fr;
    min-height: 0;
  }

  .works-text-stack .works-col-cards,
  .works-text-stack .works-col-cards > li,
  .works-text-stack .project-card {
    height: 100%;
    min-height: 0;
  }

  .works-prototypes-side {
    display: flex;
    flex-direction: column;
    height: var(--works-text-h, auto);
    max-height: var(--works-text-h, none);
    min-height: 0;
    overflow: hidden;
  }

  .works-prototype-pair {
    flex: 1;
    height: 100%;
    min-height: 0;
  }

  .works-prototype-cell {
    display: grid;
    grid-template-rows: auto 1fr;
    height: 100%;
    min-height: 0;
  }

  .works-prototype-cell .works-col-cards,
  .works-prototype-cell .works-col-cards > li,
  .works-prototype-cell .project-card--prototype {
    height: 100%;
    min-height: 0;
  }
}

.works-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.works-kind-label {
  margin: 0 0 0.7rem;
  font-size: 0.93rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
}

.works-col-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.works-col-cards > li {
  flex: 1;
  display: flex;
}

.highlight-pitch {
  margin: 0 auto 2rem;
  max-width: 54ch;
  padding: 0 0.5rem;
  text-align: center;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* Legacy - unused */
.tech-bar {
  position: relative;
  z-index: 1;
  background: linear-gradient(90deg, var(--bg-dark) 0%, var(--bg-dark-alt) 100%);
  padding: 1.75rem 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 900px) {
  .tech-bar {
    margin-top: 0;
    padding: 2rem 1.5rem;
  }
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2.5rem 3.5rem;
  max-width: var(--max);
  margin: 0 auto;
  list-style: none;
  padding: 0;
}

.tech-list li {
  color: var(--text-muted-on-dark);
  transition: color 0.2s;
}

.tech-list li:hover {
  color: var(--accent);
}

.tech-list svg {
  width: 28px;
  height: 28px;
}

/* Services */
.services {
  background: var(--bg-alt);
  padding: 5rem 1.5rem;
}

@media (min-width: 900px) {
  .services {
    padding: 6rem 1.5rem 5rem;
  }
}

.services-inner {
  display: grid;
  gap: 3rem;
  max-width: var(--max);
  margin: 0 auto;
}

@media (min-width: 900px) {
  .services-inner {
    grid-template-columns: minmax(180px, 240px) 1fr;
    gap: 4rem;
    align-items: start;
  }
}

.experience-badge {
  margin: 0;
  line-height: 1.1;
}

.experience-num {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.experience-text {
  display: block;
  margin-top: 0.25rem;
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--text);
}

.services-heading {
  margin: 0 0 2rem;
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
  max-width: 28ch;
}

.service-cards {
  display: grid;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 640px) {
  .service-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

.service-card {
  display: flex;
  flex-direction: column;
  min-height: 220px;
  padding: 1.75rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--text);
  box-shadow: var(--shadow);
  transition: transform 0.25s var(--ease), border-color 0.25s, box-shadow 0.25s;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
}

.service-card--accent {
  background: linear-gradient(145deg, var(--accent) 0%, #047857 100%);
  border-color: transparent;
  color: #fff;
}

.service-card--accent p {
  color: rgba(255, 255, 255, 0.9);
}

.service-icon {
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  opacity: 0.9;
}

.service-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.service-card p {
  margin: 0;
  margin-top: auto;
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text-muted);
}

/* About & stats */
.about-stats {
  background: var(--bg);
  padding: 4rem 1.5rem 5rem;
  border-top: 1px solid var(--border);
}

.about-stats-inner {
  display: grid;
  gap: 3rem;
  max-width: var(--max);
  margin: 0 auto;
}

@media (min-width: 768px) {
  .about-stats-inner {
    grid-template-columns: 1fr auto;
    gap: 4rem;
    align-items: start;
  }
}

.testimonial {
  margin: 0;
  padding: 0;
  border: none;
}

.quote-mark {
  display: block;
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 0.8;
  color: var(--accent);
  opacity: 0.35;
  margin-bottom: -0.5rem;
}

.testimonial p {
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-muted);
  max-width: 42ch;
}

.testimonial footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--accent-light), #e2e8f0);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.testimonial cite {
  font-style: normal;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
}

.stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.stat-value {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.stats.stats--landing {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  justify-content: flex-start;
}

.stats.stats--landing .stat-value {
  font-size: clamp(1.35rem, 3vw, 1.85rem);
}

.stats.stats--landing .stat-label {
  max-width: none;
  font-size: 0.78rem;
}

/* Experience & projects */
.experience-block,
.projects-block {
  background: var(--bg-deep);
  padding: 4rem 1.5rem;
  border-top: 1px solid var(--border);
}

.section-wrap {
  width: 100%;
  max-width: min(var(--max), 100%);
  margin: 0 auto clamp(0.85rem, 2.5vw, 1.35rem);
  padding: clamp(1.35rem, 4vw, 2rem) clamp(1.1rem, 4vw, 1.65rem);
  box-sizing: border-box;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.section-title-serif {
  margin: 0 0 2rem;
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  color: var(--text);
}

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

.timeline-item {
  display: grid;
  gap: 0.5rem 2rem;
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.timeline-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

@media (min-width: 600px) {
  .timeline-item {
    grid-template-columns: 130px 1fr;
  }
}

.timeline-item time {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

.timeline-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.timeline-item p {
  margin: 0;
  font-size: 0.9rem;
}

.project-card {
  display: flex;
  flex-direction: column;
  flex: 1;
  width: 100%;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.42);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.project-card:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(16, 185, 129, 0.35);
  box-shadow: 0 14px 44px rgba(45, 58, 79, 0.08);
  transform: translateY(-2px);
}

.project-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
}

.project-card p {
  margin: 0 0 1rem;
  font-size: 0.88rem;
  flex: 1;
}

.project-links {
  display: flex;
  gap: 1rem;
  margin-top: auto;
}

.project-links a {
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
}

.project-card--prototype {
  padding: 1rem;
}

.project-card--prototype:hover {
  transform: none;
}

.prototype-preview {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 0;
  margin: 0 0 0.35rem;
  padding: 0.3rem;
  overflow: hidden;
  border: 1px solid var(--glass-border-soft);
  border-radius: calc(var(--radius-lg) - 4px);
  background: rgba(255, 255, 255, 0.55);
  cursor: zoom-in;
  font: inherit;
}

.prototype-preview img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.4s var(--ease), filter 0.25s ease;
}

/* Figma 稿在缩放后略提对比与饱和度，观感更清晰（原文件未替换时仍有效） */
.works-prototype-pair > .works-prototype-cell:first-child .prototype-preview img {
  filter: contrast(1.1) saturate(1.06);
}

.works-prototype-pair > .works-prototype-cell:first-child .prototype-preview:hover img,
.works-prototype-pair > .works-prototype-cell:first-child .project-card--prototype:hover .prototype-preview img,
.works-prototype-pair > .works-prototype-cell:first-child .prototype-preview:focus-visible img {
  filter: contrast(1.14) saturate(1.08);
}

.project-card--prototype:hover .prototype-preview img,
.prototype-preview:hover img,
.prototype-preview:focus-visible img {
  transform: scale(1.12);
}

.prototype-preview:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.prototype-caption {
  margin: 0;
  padding: 0 0.2rem;
  font-size: 0.64rem;
  line-height: 1.4;
  color: var(--text-muted);
  text-align: center;
  flex-shrink: 0;
}

.prototype-lightbox {
  position: fixed;
  inset: 0;
  width: min(96vw, 1200px);
  max-width: none;
  max-height: none;
  height: fit-content;
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  overflow: visible;
}

.prototype-lightbox::backdrop {
  background: rgba(15, 23, 42, 0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.prototype-lightbox img {
  display: block;
  width: 100%;
  max-height: min(88vh, 900px);
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.prototype-lightbox-close {
  position: fixed;
  top: clamp(0.75rem, 3vw, 1.25rem);
  right: clamp(0.75rem, 3vw, 1.25rem);
  z-index: 1;
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow);
}

.prototype-lightbox-close:hover {
  background: #fff;
  color: var(--accent);
}

/* Footer：与 .section-wrap 同宽居中，左缘与主内容玻璃卡片对齐 */
.site-footer {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.88) 0%, rgba(30, 41, 59, 0.94) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: clamp(0.95rem, 2.4vw, 1.2rem) 0;
  text-align: left;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer-inner {
  width: 100%;
  max-width: min(var(--max), 100%);
  margin-inline: auto;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: clamp(0.55rem, 1.8vw, 0.75rem);
  padding-inline: clamp(1.1rem, 4vw, 1.65rem);
}

.site-footer-reply {
  width: 100%;
  text-align: left;
}

.site-footer-reply-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 0.65rem;
  margin: 0 0 0.45rem;
}

.site-footer-reply-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.5vw, 1.28rem);
  font-weight: 600;
  color: var(--text-on-dark);
  letter-spacing: 0.02em;
}

.site-footer-reply-body {
  margin: 0;
}

.site-footer-reply-body p {
  margin: 0.4rem 0 0;
  font-size: clamp(0.85rem, 1.85vw, 0.95rem);
  font-weight: 500;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.02em;
}

.site-footer-reply-body p:first-child {
  margin-top: 0;
}

.site-footer-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  font-family: inherit;
  font-size: clamp(0.85rem, 1.85vw, 0.95rem);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: color 0.2s var(--ease), opacity 0.2s var(--ease);
}

.site-footer-download-btn:hover {
  color: #6ee7b7;
}

.site-footer-download-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.site-footer-download-icon {
  flex-shrink: 0;
  display: block;
}

.resume-download-toast {
  position: fixed;
  inset: auto 50% clamp(1.25rem, 4vw, 2rem) auto;
  z-index: 200;
  width: min(20rem, calc(100vw - 2rem));
  margin: 0;
  padding: 1rem 1.1rem;
  box-sizing: border-box;
  transform: translateX(50%) translateY(12px);
  background: rgba(30, 41, 59, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}

.resume-download-toast.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(50%) translateY(0);
}

.resume-download-toast[hidden] {
  display: block;
}

.resume-download-toast-title {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-on-dark);
}

.resume-download-toast-text {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.88);
}

.resume-download-toast-close {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border: 1px solid rgba(16, 185, 129, 0.45);
  border-radius: var(--radius);
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.resume-download-toast-close:hover {
  background: rgba(16, 185, 129, 0.28);
  border-color: rgba(16, 185, 129, 0.65);
}

.site-footer-copy {
  margin: 0;
  font-size: 0.75rem;
  color: var(--text-muted-on-dark);
  text-align: left;
  align-self: stretch;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  body {
    background-attachment: scroll;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .service-card:hover,
  .project-card:hover {
    transform: none;
  }

  .prototype-preview img,
  .project-card--prototype:hover .prototype-preview img,
  .prototype-preview:hover img,
  .prototype-preview:focus-visible img {
    transform: none;
  }

  .works-prototype-pair > .works-prototype-cell:first-child .prototype-preview img,
  .works-prototype-pair > .works-prototype-cell:first-child .prototype-preview:hover img,
  .works-prototype-pair > .works-prototype-cell:first-child .project-card--prototype:hover .prototype-preview img,
  .works-prototype-pair > .works-prototype-cell:first-child .prototype-preview:focus-visible img {
    filter: none;
  }
}