:root {
  --bg: #f7f2ed;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-strong: rgba(255, 255, 255, 0.9);
  --surface-soft: #f1e7e2;
  --rose: #e7d1cf;
  --blue: #d9e5ec;
  --blue-deep: #bfcfd9;
  --sand: #efe6db;
  --ink: #2f3136;
  --muted: #666b73;
  --line: rgba(47, 49, 54, 0.08);
  --shadow: 0 18px 50px rgba(89, 93, 103, 0.08);
  --shadow-hover: 0 24px 60px rgba(89, 93, 103, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1180px;
  --nav-height: 84px;
  --font-cn:
    "STFangsong", "FangSong", "FangSong_GB2312", "Kaiti SC", "STKaiti",
    "KaiTi", "Songti SC", "STSong", "Noto Serif CJK SC", "Noto Serif SC",
    "Source Han Serif SC", serif;
  --font-mixed:
    "Times New Roman", Times, "STFangsong", "FangSong", "FangSong_GB2312",
    "Kaiti SC", "STKaiti", "KaiTi", "Songti SC", "STSong",
    "Noto Serif CJK SC", "Noto Serif SC", "Source Han Serif SC", serif;
  --font-title:
    "Times New Roman", Times, "STFangsong", "FangSong", "FangSong_GB2312",
    "Songti SC", "STSong", "Noto Serif CJK SC", "Noto Serif SC",
    "Source Han Serif SC", serif;
  --font-sans: var(--font-mixed);
  --font-display: var(--font-title);
  --font-modern:
    "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Noto Sans SC",
    "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  --font-en: "Times New Roman", Times, serif;
  --font-serif: var(--font-mixed);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 18px);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 16%, rgba(228, 236, 249, 0.3), transparent 18%),
    radial-gradient(circle at 74% 22%, rgba(230, 223, 248, 0.24), transparent 22%),
    radial-gradient(circle at 82% 78%, rgba(214, 237, 243, 0.24), transparent 20%),
    radial-gradient(circle at 36% 86%, rgba(219, 232, 248, 0.18), transparent 18%),
    linear-gradient(180deg, rgba(249, 252, 253, 0.98), rgba(244, 248, 249, 0.94)),
    #f7fafb;
  font-family: var(--font-mixed);
  line-height: 1.75;
}

body.is-intro-active {
  overflow: hidden;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a,
.card,
.stack-photo,
.stack-image,
.intro-logo {
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

.page-shell {
  position: relative;
  overflow: hidden;
}

.intro-splash {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 16% 18%, rgba(217, 229, 236, 0.36), transparent 22%),
    radial-gradient(circle at 72% 20%, rgba(231, 209, 207, 0.24), transparent 24%),
    radial-gradient(circle at 84% 76%, rgba(201, 214, 223, 0.34), transparent 24%),
    radial-gradient(circle at 34% 88%, rgba(234, 216, 222, 0.2), transparent 22%),
    linear-gradient(180deg, rgba(249, 252, 253, 0.98), rgba(245, 247, 250, 0.96)),
    #f7fafb;
  overflow: hidden;
  backdrop-filter: blur(16px) saturate(118%);
  transition: opacity 700ms ease, visibility 700ms ease;
}

.intro-splash.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.intro-orbs {
  position: absolute;
  inset: 0;
  opacity: 0.88;
  animation: introOrbsBreath 6.8s ease-in-out infinite alternate;
}

.intro-orbs::before,
.intro-orbs::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.intro-orbs::before {
  left: 7%;
  bottom: 12%;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 18px 18px 38px rgba(255, 255, 255, 0.22);
  filter: blur(0.2px);
  animation: glassBubbleRise 8.6s ease-in-out infinite alternate;
}

.intro-orbs::after {
  right: 12%;
  top: 13%;
  width: 96px;
  height: 96px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: inset -14px -14px 30px rgba(191, 207, 217, 0.1);
  animation: glassBubbleDrift 7.4s ease-in-out infinite alternate;
}

.intro-orb {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(26px);
  opacity: 0.66;
  will-change: transform, opacity;
}

.intro-orb::before {
  content: "";
  position: absolute;
  inset: 16% 18% auto 20%;
  height: 28%;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.26);
  filter: blur(14px);
}

.orb-blue {
  top: -10%;
  left: 22%;
  width: 310px;
  height: 310px;
  background: radial-gradient(circle at 40% 42%, rgba(191, 207, 217, 0.72), rgba(217, 229, 236, 0.3) 60%, transparent 100%);
  animation: liquidDriftBlue 6.8s ease-in-out infinite alternate;
}

.orb-pink {
  top: 11%;
  left: 11%;
  width: 170px;
  height: 170px;
  background: radial-gradient(circle at 46% 44%, rgba(231, 209, 207, 0.66), rgba(239, 226, 226, 0.2) 62%, transparent 100%);
  animation: liquidDriftPink 7.6s ease-in-out infinite alternate;
  animation-delay: -1.4s;
}

.orb-lavender {
  top: 8%;
  left: 58%;
  width: 390px;
  height: 390px;
  background: radial-gradient(circle at 44% 48%, rgba(221, 216, 236, 0.66), rgba(234, 226, 236, 0.2) 64%, transparent 100%);
  animation: liquidDriftLavender 8.2s ease-in-out infinite alternate;
  animation-delay: -0.8s;
}

.orb-mint {
  right: -4%;
  bottom: 3%;
  width: 430px;
  height: 430px;
  background: radial-gradient(circle at 42% 46%, rgba(201, 214, 223, 0.66), rgba(223, 234, 235, 0.22) 64%, transparent 100%);
  animation: liquidDriftMint 7.8s ease-in-out infinite alternate;
  animation-delay: -2s;
}

.intro-bubble {
  position: absolute;
  display: block;
  border-radius: 50%;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.82);
  background:
    radial-gradient(circle at 30% 24%, rgba(255, 255, 255, 0.88), transparent 18%),
    radial-gradient(circle at 72% 78%, rgba(201, 214, 223, 0.24), transparent 44%),
    rgba(255, 255, 255, 0.26);
  box-shadow:
    inset 12px 14px 28px rgba(255, 255, 255, 0.34),
    inset -14px -14px 30px rgba(162, 178, 190, 0.14),
    0 18px 46px rgba(93, 105, 120, 0.13);
  opacity: 0.86;
  backdrop-filter: blur(12px) saturate(132%);
  will-change: transform, opacity;
  animation: roundBubbleFloat 5.8s ease-in-out infinite alternate;
}

.bubble-one {
  top: 20%;
  left: 32%;
  width: 76px;
  height: 76px;
}

.bubble-two {
  top: 25%;
  right: 32%;
  width: 54px;
  height: 54px;
  animation-name: roundBubbleFloatReverse;
  animation-duration: 5.2s;
  animation-delay: -1.2s;
}

.bubble-three {
  left: 28%;
  bottom: 25%;
  width: 104px;
  height: 104px;
  animation-duration: 6.4s;
  animation-delay: -2s;
}

.bubble-four {
  right: 28%;
  bottom: 24%;
  width: 128px;
  height: 128px;
  opacity: 0.76;
  animation-name: roundBubbleFloatReverse;
  animation-duration: 6.8s;
  animation-delay: -0.6s;
}

.bubble-five {
  top: 15%;
  right: 43%;
  width: 42px;
  height: 42px;
  opacity: 0.82;
  animation-duration: 5.4s;
  animation-delay: -2.8s;
}

.bubble-six {
  left: 44%;
  bottom: 16%;
  width: 64px;
  height: 64px;
  opacity: 0.78;
  animation-name: roundBubbleFloatReverse;
  animation-duration: 5.9s;
  animation-delay: -1.8s;
}

.intro-logo {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: min(42vw, 340px);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0.08)),
    radial-gradient(circle at 28% 22%, rgba(255, 255, 255, 0.62), transparent 30%),
    radial-gradient(circle at 72% 80%, rgba(217, 229, 236, 0.22), transparent 36%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.66),
    inset 18px 18px 46px rgba(255, 255, 255, 0.14),
    inset -18px -18px 46px rgba(162, 178, 190, 0.07),
    0 28px 90px rgba(93, 105, 120, 0.12);
  backdrop-filter: blur(32px) saturate(145%);
  animation: introFloat 1.4s ease-out both, introGlassMorph 3.8s ease-in-out 1.1s infinite alternate;
}

.intro-logo::before {
  content: "";
  position: absolute;
  inset: 15% 18% auto 18%;
  height: 34%;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.46), transparent);
  filter: blur(1px);
  pointer-events: none;
}

.intro-logo::after {
  content: "";
  position: absolute;
  right: 16%;
  bottom: 18%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.54);
  box-shadow: 22px -18px 0 rgba(255, 255, 255, 0.22);
  filter: blur(0.3px);
  pointer-events: none;
}

.intro-mark {
  position: relative;
  z-index: 1;
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(4.2rem, 9vw, 6.8rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.06em;
  color: rgba(47, 58, 70, 0.9);
  text-shadow: 0 8px 28px rgba(93, 105, 120, 0.1);
}

.page-shell::before,
.page-shell::after {
  content: "";
  position: absolute;
  inset: auto;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(12px);
  opacity: 0.7;
}

.page-shell::before {
  top: 220px;
  right: -80px;
  width: 320px;
  height: 320px;
  background: rgba(214, 226, 246, 0.18);
}

.page-shell::after {
  top: 980px;
  left: -100px;
  width: 280px;
  height: 280px;
  background: rgba(227, 220, 246, 0.14);
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 108px 0;
}

.section-heading {
  margin-bottom: 36px;
}

.section-heading h2,
.hero-copy h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.section-heading h2 {
  font-size: clamp(2rem, 2.2vw, 2.8rem);
}

.section-eyebrow {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(247, 250, 251, 0.58);
  border-bottom: 1px solid rgba(47, 49, 54, 0.03);
}

.nav-wrap {
  min-height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-family: var(--font-serif);
  font-size: 1.12rem;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-family:
    "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Noto Sans SC",
    "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.78);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.75);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  margin: 0 auto;
  background: var(--ink);
}

.nav-toggle span + span {
  margin-top: 6px;
}

.hero {
  padding-top: 92px;
}

.hero .container {
  width: min(calc(100% - 160px), 1280px);
}

.hero-grid,
.about-grid {
  display: grid;
  gap: 36px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  align-items: center;
  gap: 68px;
}

.hero-copy {
  max-width: 660px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--font-sans);
}

.hero-copy h1 {
  font-size: clamp(3.2rem, 5vw, 4.4rem);
  line-height: 1.06;
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  color: #303846;
  text-align: center;
}

.hero-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  max-width: 220px;
  margin-bottom: 20px;
}

.hero-divider-line {
  flex: 1;
  height: 1px;
  background: rgba(154, 160, 168, 0.34);
}

.hero-divider-dot {
  width: 8px;
  height: 8px;
  background: #e5cfd0;
  transform: rotate(45deg);
  border-radius: 1px;
}

.hero-name-en {
  margin: 0 0 56px;
  color: #9a9a9a;
  font-size: clamp(0.94rem, 1.25vw, 1.05rem);
  letter-spacing: 0.42em;
  text-transform: uppercase;
  font-family: var(--font-en);
  font-weight: 300;
  line-height: 1.2;
  text-align: center;
}

.hero-hook {
  width: 100%;
  max-width: 660px;
  margin: 0;
  font-size: clamp(20px, 1.18vw, 22px);
  font-weight: 400;
  color: #4f5660;
  line-height: 1.8;
  font-family: var(--font-sans);
  text-align: left;
  white-space: normal;
  align-self: center;
}

.hero-supporting {
  width: 100%;
  max-width: 660px;
  margin: 0;
  color: #4f5660;
  font-size: clamp(20px, 1.18vw, 22px);
  font-weight: 400;
  line-height: 1.9;
  font-family: var(--font-sans);
  text-align: left;
  white-space: normal;
  align-self: center;
}

.hero-hook + .hero-supporting,
.hero-supporting + .hero-supporting {
  margin-top: 20px;
}

.hero-pills {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
  max-width: 33rem;
  gap: 14px;
  margin-top: 28px;
  align-self: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  min-height: 64px;
  padding: 0 18px;
  border: 1px solid rgba(120, 130, 140, 0.08);
  border-radius: 16px;
  background: linear-gradient(135deg, #f3f7fa, #faf4f4);
  color: #53606a;
  box-shadow: 0 10px 30px rgba(80, 90, 100, 0.05);
  font-size: clamp(17px, 1vw, 18px);
  font-weight: 400;
  letter-spacing: 0.01em;
  text-align: left;
  font-family: var(--font-display);
}

.hero-pill-icon {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #88a8c8;
  box-shadow: 0 0 0 4px rgba(136, 168, 200, 0.14);
}

.hero-actions,
.file-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-actions {
  width: 100%;
  max-width: 33rem;
  justify-content: flex-start;
  align-items: center;
  margin-top: 36px;
  align-self: center;
}

.hero-text-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 6px 0 10px;
  color: #5b6570;
  font-size: 1.02rem;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.hero-text-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 999px;
  opacity: 0.9;
}

.hero-link-work::after {
  background: linear-gradient(90deg, rgba(143, 169, 191, 0.85), rgba(196, 212, 223, 0.55));
}

.hero-link-resume::after {
  background: linear-gradient(90deg, rgba(212, 186, 191, 0.82), rgba(233, 213, 209, 0.58));
}

.hero-text-link:hover {
  color: #46515b;
}

.hero-actions-divider {
  width: 1px;
  height: 18px;
  background: rgba(120, 130, 140, 0.3);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 16px;
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 0.95rem;
}

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

.button-primary {
  background: var(--ink);
  color: #fffdf9;
  box-shadow: 0 12px 30px rgba(47, 49, 54, 0.1);
}

.button-primary:hover {
  box-shadow: 0 18px 34px rgba(47, 49, 54, 0.16);
}

.button-secondary {
  border-color: rgba(47, 49, 54, 0.12);
  background: rgba(255, 255, 255, 0.8);
  color: var(--ink);
}

.button-disabled {
  border-color: rgba(47, 49, 54, 0.08);
  background: rgba(255, 255, 255, 0.58);
  color: var(--muted);
  cursor: not-allowed;
}

.image-card,
.card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.card {
  padding: 28px;
  backdrop-filter: blur(10px);
}

.card:hover,
.image-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.hero-image-card {
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.76)),
    linear-gradient(135deg, rgba(231, 209, 207, 0.12), rgba(217, 229, 236, 0.22));
  box-shadow: 0 26px 60px rgba(95, 104, 117, 0.12);
}

.hero-photo-stack {
  position: relative;
  width: min(100%, 500px);
  height: 690px;
  margin: 0 72px 0 auto;
}

.stack-photo {
  position: absolute;
  overflow: hidden;
  padding: 12px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.6)),
    linear-gradient(135deg, rgba(231, 209, 207, 0.12), rgba(217, 229, 236, 0.18));
}

.stack-photo:hover {
  transform: translateY(-6px) scale(1.015);
  box-shadow: var(--shadow-hover);
  z-index: 5;
}

.stack-back-left {
  top: 12px;
  right: 20px;
  width: 80%;
  height: 606px;
  opacity: 0.88;
  transform: rotate(4deg);
}

.stack-back-right {
  display: block;
  right: 14px;
  bottom: 10px;
  width: 72%;
  height: 520px;
  opacity: 0.86;
  transform: rotate(6deg);
}

.stack-front {
  position: absolute;
  top: -6px;
  left: 50%;
  z-index: 3;
  width: 86%;
  height: 630px;
  transform: translateX(-50%);
}

.hero-image {
  height: 100%;
  border-radius: 0;
  object-position: center 10%;
}

.stack-image {
  border-radius: 0;
}

.stack-back-left .stack-image {
  object-position: center 18%;
}

.about-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: start;
}

.about-shell {
  display: grid;
  gap: 38px;
}

.about-banner {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr);
  min-height: 340px;
  padding: 0;
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.72)),
    linear-gradient(135deg, rgba(201, 214, 223, 0.12), rgba(231, 200, 206, 0.12));
  box-shadow: 0 12px 35px rgba(60, 70, 80, 0.06);
}

.about-banner-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 48px 48px 54px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.86) 55%, rgba(255, 255, 255, 0) 100%);
}

.about-banner-eyebrow {
  margin: 0 0 16px;
  color: #b5bbc3;
  font-size: 0.88rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.about-banner h2 {
  margin: 0 0 22px;
  color: #34404a;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 2.45vw, 2.5rem);
  font-weight: 400;
  line-height: 1.28;
  white-space: nowrap;
}

.about-banner-text {
  margin: 0;
  color: #5a6470;
  font-size: 1rem;
  line-height: 1.95;
  font-family: var(--font-sans);
}

.about-banner-visual {
  position: relative;
  min-height: 340px;
  overflow: hidden;
}

.about-banner-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(244, 246, 248, 0.75) 0%, rgba(244, 246, 248, 0.28) 28%, rgba(244, 246, 248, 0.05) 48%, rgba(244, 246, 248, 0) 100%);
  z-index: 3;
}

.about-banner-logo,
.about-banner-city {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-banner-logo {
  object-fit: contain;
  object-position: right center;
  opacity: 0.36;
  transform: scale(1.08);
  z-index: 1;
}

.about-banner-city {
  object-position: center center;
  opacity: 0.42;
  z-index: 0;
}

.about-banner-line {
  position: absolute;
  right: 48px;
  width: 120px;
  height: 2px;
  border-radius: 999px;
  z-index: 4;
}

.about-banner-line.line-blue {
  top: 74px;
  background: rgba(201, 214, 223, 0.75);
}

.about-banner-line.line-rose {
  top: 92px;
  width: 76px;
  background: rgba(231, 200, 206, 0.78);
}

.about-timeline-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(76px, 0.1fr) minmax(0, 0.48fr);
  gap: 20px;
  align-items: start;
}

.about-column {
  display: grid;
  gap: 26px;
}

.about-column-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 0 6px;
}

.about-column-head h3 {
  margin: 0;
  color: #2f3a46;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
}

.about-column-head p {
  margin: 0;
  color: #b5bbc3;
  font-size: 0.92rem;
  letter-spacing: 0.14em;
}

.about-center-track {
  position: relative;
  min-height: 1480px;
}

.about-track-line {
  position: absolute;
  top: 16px;
  bottom: 16px;
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, rgba(181, 187, 195, 0.16), rgba(201, 214, 223, 0.8), rgba(181, 187, 195, 0.16));
  transform: translateX(-50%);
}

.about-track-node {
  position: absolute;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transform: translateX(-50%);
}

.node-2025 { top: 120px; }
.node-2024 { top: 430px; }
.node-2023 { top: 840px; }
.node-2020 { top: 1188px; }

.about-track-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e7c8ce, #d8aeb5);
  box-shadow: 0 0 0 6px rgba(231, 200, 206, 0.16);
}

.about-track-year {
  color: #b5bbc3;
  font-size: 0.92rem;
  letter-spacing: 0.14em;
}

.about-card {
  padding: 28px;
  border: 1px solid rgba(180, 185, 190, 0.18);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 35px rgba(60, 70, 80, 0.06);
}

.about-card-top {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  margin-bottom: 20px;
}

.about-logo-box {
  display: grid;
  place-items: center;
  width: 80px;
  height: 80px;
  padding: 12px;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 10px 28px rgba(80, 90, 100, 0.07);
}

.about-logo-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.about-wordmark {
  padding: 0;
  color: #4e6c8f;
  font-family: var(--font-en);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.about-wordmark-tencent {
  color: #1f8fff;
}

.about-wordmark-nwu {
  color: #35506d;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.about-wordmark-eclick {
  color: #425769;
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  text-transform: lowercase;
}

.about-card-meta h4 {
  margin: 0 0 6px;
  color: #2f3a46;
  font-size: 1.4rem;
  font-weight: 500;
}

.about-card-meta p {
  margin: 0 0 8px;
  color: #5a6470;
  font-size: 0.96rem;
  line-height: 1.55;
}

.about-card-meta span {
  color: #b6a1ab;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
}

.about-card-body p {
  margin: 0;
  color: #5a6470;
  font-size: 0.93rem;
  line-height: 1.9;
  font-family: var(--font-display);
}

.about-card-body p + p {
  margin-top: 14px;
}

.about-quote {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) 120px;
  align-items: center;
  gap: 18px;
  padding: 32px 36px;
  border: 1px solid rgba(180, 185, 190, 0.14);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.72);
}

.about-quote-mark {
  color: #e7c8ce;
  font-family: var(--font-display);
  font-size: 4.8rem;
  line-height: 1;
}

.about-quote p {
  margin: 0;
  color: #4f5963;
  font-family: var(--font-display);
  font-size: 1.22rem;
  line-height: 1.9;
}

.about-quote span {
  color: #d8aeb5;
}

.about-quote-lines {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}

.about-quote-lines span {
  display: block;
  height: 2px;
  border-radius: 999px;
  background: rgba(201, 214, 223, 0.7);
}

.about-quote-lines span:first-child {
  width: 100%;
}

.about-quote-lines span:last-child {
  width: 72%;
  background: rgba(231, 200, 206, 0.75);
}

.card-grid {
  display: grid;
  gap: 22px;
}

.card-grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

.meta-brand {
  font-weight: 600;
  color: var(--ink);
}

.experience-card h3,
.project-card h3,
.skill-card h3 {
  margin: 0 0 16px;
  font-size: 1.22rem;
  line-height: 1.5;
}

.experience-card ul,
.skill-card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.experience-card li + li,
.skill-card li + li {
  margin-top: 10px;
}

.projects-shell {
  display: grid;
  gap: 42px;
}

.projects-heading {
  max-width: 840px;
}

.projects-kicker {
  margin: 0 0 14px;
  color: #b5bbc3;
  font-size: 0.88rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.projects-heading h2,
.projects-closing h3 {
  margin: 0;
  color: #2f3a46;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 3vw, 3.1rem);
  font-weight: 400;
  line-height: 1.25;
}

.projects-heading h2 {
  color: #34404a;
  font-family: var(--font-display);
}

.projects-heading p:not(.projects-kicker) {
  margin: 22px 0 0;
  color: #667085;
  font-size: 18px;
  font-weight: 400;
  line-height: 1.8;
  max-width: 760px;
  font-family: var(--font-display);
}

.projects-list {
  display: grid;
  gap: 34px;
}

.project-case {
  display: grid;
  grid-template-columns: minmax(280px, 0.4fr) minmax(0, 0.6fr);
  gap: 34px;
  padding: 26px;
  border: 1px solid rgba(180, 185, 190, 0.18);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 35px rgba(60, 70, 80, 0.06);
}

.project-cover {
  position: sticky;
  top: 104px;
  overflow: hidden;
  min-height: 430px;
  border-radius: 20px;
  background: #f3f7fa;
  border: 1px solid rgba(180, 185, 190, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.project-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0.08)),
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.28) 0 1px, transparent 1px 18px);
}

.project-cover-consulting {
  background: linear-gradient(135deg, #eef3f6, #faf4f4);
}

.project-cover-hr {
  background: linear-gradient(135deg, #f3f7fa, #f8f4f1);
}

.project-cover-r {
  background: linear-gradient(135deg, #f7f5f8, #edf3f6);
}

.project-cover-python {
  background: linear-gradient(135deg, #eef4f7, #f9f2f4);
}

.project-index {
  position: absolute;
  top: 24px;
  left: 24px;
  color: rgba(47, 58, 70, 0.28);
  font-family: var(--font-display);
  font-size: 3.2rem;
  line-height: 1;
}

.project-cover-title {
  position: absolute;
  left: 26px;
  right: 26px;
  bottom: 28px;
}

.project-cover-title p {
  margin: 0 0 10px;
  color: #8f9aa5;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.project-cover-title h3 {
  margin: 0;
  color: #2f3a46;
  font-family: var(--font-display);
  font-size: 1.72rem;
  font-weight: 400;
  line-height: 1.35;
}

.project-cover-lines {
  position: absolute;
  top: 138px;
  left: 28px;
  right: 28px;
  display: grid;
  gap: 16px;
}

.project-cover-lines span {
  height: 2px;
  border-radius: 999px;
  background: rgba(201, 214, 223, 0.8);
}

.project-cover-lines span:nth-child(2) {
  width: 76%;
  background: rgba(231, 200, 206, 0.75);
}

.project-cover-lines span:nth-child(3) {
  width: 58%;
}

.project-chart-bars,
.project-scatter,
.project-funnel {
  position: absolute;
  inset: 92px 34px 130px;
}

.project-chart-bars {
  display: flex;
  align-items: end;
  gap: 18px;
}

.project-chart-bars span {
  flex: 1;
  border-radius: 14px 14px 4px 4px;
  background: linear-gradient(180deg, rgba(201, 214, 223, 0.95), rgba(231, 200, 206, 0.62));
}

.project-chart-bars span:nth-child(1) { height: 42%; }
.project-chart-bars span:nth-child(2) { height: 66%; }
.project-chart-bars span:nth-child(3) { height: 54%; }
.project-chart-bars span:nth-child(4) { height: 82%; }

.project-scatter span {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(201, 214, 223, 0.92);
  box-shadow: 0 0 0 8px rgba(201, 214, 223, 0.16);
}

.project-scatter span:nth-child(1) { left: 12%; top: 58%; }
.project-scatter span:nth-child(2) { left: 30%; top: 42%; background: rgba(231, 200, 206, 0.9); }
.project-scatter span:nth-child(3) { left: 48%; top: 24%; }
.project-scatter span:nth-child(4) { left: 67%; top: 48%; background: rgba(231, 200, 206, 0.82); }
.project-scatter span:nth-child(5) { left: 80%; top: 28%; }

.project-funnel {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 18px;
}

.project-funnel span {
  display: block;
  height: 54px;
  border-radius: 16px;
  background: linear-gradient(90deg, rgba(201, 214, 223, 0.88), rgba(231, 200, 206, 0.72));
}

.project-funnel span:nth-child(1) { width: 86%; }
.project-funnel span:nth-child(2) { width: 62%; }
.project-funnel span:nth-child(3) { width: 38%; }

.project-content {
  padding: 8px 10px 8px 0;
}

.project-type {
  margin: 0 0 12px;
  color: #b99aa4;
  font-size: 0.86rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-family: var(--font-en);
}

.project-content h3 {
  margin: 0;
  color: #2f3a46;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 2.4vw, 2.35rem);
  font-weight: 500;
  line-height: 1.32;
}

.project-subtitle {
  margin: 10px 0 22px;
  color: #8b95a1;
  font-size: 22px;
  font-weight: 400;
  font-family: var(--font-display);
}

.project-summary {
  margin: 0;
  color: #5c6672;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.95;
  font-family: var(--font-display);
}

.project-summary + .project-summary {
  margin-top: 12px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0;
}

.project-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(180, 185, 190, 0.16);
  background: rgba(255, 255, 255, 0.64);
  color: #53606a;
  font-size: 0.86rem;
}

.project-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 12px;
}

.project-detail-grid h4 {
  margin: 0 0 10px;
  color: #2f3a46;
  font-size: 1rem;
  font-weight: 500;
  font-family: var(--font-display);
}

.project-detail-grid p,
.project-detail-grid li {
  color: #5c6672;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.95;
  font-family: var(--font-display);
}

.project-detail-grid p,
.project-detail-grid ul {
  margin: 0;
}

.project-detail-grid ul {
  padding-left: 1.1rem;
}

.project-learning {
  grid-column: 1 / -1;
  padding-top: 2px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  padding: 14px 28px;
  border-radius: 999px;
  background: rgba(201, 214, 223, 0.18);
  border: 1px solid rgba(201, 214, 223, 0.4);
  color: #4e5b66;
  font-size: 16px;
  font-weight: 400;
  text-decoration: none;
  transition: all 0.25s ease;
}

.project-link:hover {
  transform: translateY(-2px);
  background: rgba(201, 214, 223, 0.28);
  border-color: rgba(201, 214, 223, 0.6);
  color: #4e5b66;
}

.projects-closing {
  position: relative;
  overflow: hidden;
  padding: 34px 38px;
  border: 1px solid rgba(180, 185, 190, 0.16);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.72);
}

.projects-closing::after {
  content: "";
  position: absolute;
  right: 38px;
  top: 50%;
  width: 150px;
  height: 1px;
  background: linear-gradient(90deg, rgba(201, 214, 223, 0), rgba(201, 214, 223, 0.9), rgba(216, 174, 181, 0.62));
}

.projects-closing h3 {
  font-size: 2rem;
}

.projects-closing p:not(.projects-kicker) {
  max-width: 760px;
  margin: 18px 0 0;
  color: #5a6470;
  font-size: 1rem;
  line-height: 1.9;
  font-family: var(--font-display);
}

.projects-closing-note {
  margin-top: 22px;
  color: #a6adb5;
  font-size: 14px;
  font-style: italic;
  letter-spacing: 0.04em;
}

.skills {
  overflow: hidden;
}

.skills::before {
  content: "";
  position: absolute;
  top: 120px;
  right: min(7vw, 110px);
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(201, 214, 223, 0.2);
  filter: blur(18px);
  pointer-events: none;
}

.skills::after {
  content: "";
  position: absolute;
  left: min(8vw, 120px);
  bottom: 130px;
  width: 180px;
  height: 180px;
  border-radius: 48% 52% 50% 50%;
  background: rgba(216, 174, 181, 0.14);
  filter: blur(18px);
  pointer-events: none;
}

.capability-shell {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 42px;
}

.capability-heading {
  max-width: 920px;
}

.capability-kicker {
  margin: 0 0 16px;
  color: #aeb6c2;
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.3em;
  line-height: 1.4;
  text-transform: uppercase;
}

.capability-heading h2 {
  margin: 0;
  color: #34404a;
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 4.7vw, 3.5rem);
  font-weight: 400;
  line-height: 1.18;
}

.capability-heading > p:not(.capability-kicker) {
  max-width: 820px;
  margin: 24px 0 0;
  color: #667085;
  font-size: 18px;
  font-weight: 400;
  line-height: 1.9;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.capability-card {
  overflow: hidden;
  min-height: 100%;
  padding: 36px;
  border: 1px solid rgba(180, 185, 190, 0.18);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 35px rgba(60, 70, 80, 0.06);
}

.capability-card::after {
  content: "";
  position: absolute;
  right: -48px;
  bottom: -62px;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: rgba(201, 214, 223, 0.16);
  pointer-events: none;
}

.capability-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 45px rgba(60, 70, 80, 0.09);
}

.capability-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 18px;
}

.capability-number {
  color: rgba(216, 174, 181, 0.75);
  font-family: var(--font-en);
  font-size: 52px;
  font-weight: 400;
  line-height: 1;
}

.capability-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(201, 214, 223, 0.38);
  border-radius: 16px;
  background: rgba(243, 247, 250, 0.72);
  color: #88a8c8;
}

.capability-icon svg {
  width: 27px;
  height: 27px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.capability-card h3 {
  margin: 0;
  color: #2f3a46;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  line-height: 1.42;
}

.capability-subtitle {
  margin: 12px 0 18px;
  color: #8b95a1;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.75;
}

.capability-body {
  margin: 0;
  color: #5c6672;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.9;
}

.capability-body + .capability-body {
  margin-top: 12px;
}

.capability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 24px;
}

.capability-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 14px;
  border: 1px solid rgba(201, 214, 223, 0.35);
  border-radius: 999px;
  background: rgba(201, 214, 223, 0.18);
  color: #4e5b66;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.2;
}

.capability-glance {
  width: 100%;
  max-width: 1180px;
  margin: 38px auto 0;
}

.capability-glance-head {
  display: block;
}

.capability-glance-head .capability-kicker {
  margin: 0 0 10px;
  color: #aeb6c2;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.28em;
}

.capability-glance h3 {
  margin: 0;
  color: #2f3a46;
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 500;
  line-height: 1.25;
}

.capability-glance-head > p:last-child {
  margin: 12px 0 0;
  color: #8b95a1;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.8;
}

.glance-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
  margin-top: 32px;
  padding: 36px 40px;
  border: 1px solid rgba(180, 185, 190, 0.18);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 12px 35px rgba(60, 70, 80, 0.05);
}

.glance-summary:hover {
  transform: none;
  box-shadow: 0 12px 35px rgba(60, 70, 80, 0.05);
}

.glance-column {
  position: relative;
  min-width: 0;
  padding-right: 28px;
  border-right: 1px solid rgba(180, 185, 190, 0.12);
}

.glance-column:last-child {
  padding-right: 0;
  border-right: 0;
}

.glance-number {
  display: block;
  margin-bottom: 12px;
  color: rgba(216, 174, 181, 0.78);
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
}

.glance-column h4 {
  margin: 0 0 16px;
  color: #2f3a46;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.glance-column p {
  margin: 0;
}

.glance-secondary,
.glance-support {
  color: #667085;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.8;
}

.glance-support + .glance-support {
  margin-top: 6px;
}

.capability-statement {
  position: relative;
  max-width: 920px;
  margin: 28px auto 0;
  color: #4e5b66;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.8;
  text-align: center;
}

.capability-statement::before,
.capability-statement::after {
  content: "";
  display: inline-block;
  width: 44px;
  height: 1px;
  margin: 0 18px 6px;
  background: rgba(216, 174, 181, 0.55);
}

.capability-statement::after {
  background: rgba(201, 214, 223, 0.7);
}

.section-number {
  display: block;
  margin: 0 0 10px;
  color: rgba(216, 174, 181, 0.82);
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1;
}

.contact-heading h2 {
  color: #34404a;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 3vw, 3.1rem);
  font-weight: 400;
  line-height: 1.25;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) minmax(300px, 1.05fr);
  align-items: center;
  gap: 34px;
  padding: 34px 38px;
  border: 1px solid rgba(180, 185, 190, 0.18);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 12px 35px rgba(60, 70, 80, 0.05);
}

.contact-list {
  display: grid;
  gap: 16px;
}

.contact-list p {
  margin: 0;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  align-items: baseline;
  column-gap: 18px;
  color: #2f3a46;
}

.contact-list span:first-child {
  color: #8b95a1;
  font-size: 0.95rem;
  font-weight: 400;
}

.contact-list a,
.contact-list span:last-child {
  color: #4e5b66;
  font-family: var(--font-serif);
}

.contact-resume .button {
  font-family: var(--font-serif);
}

.contact-resume {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 112px;
  padding-left: 34px;
  border-left: 1px solid rgba(180, 185, 190, 0.16);
}

.contact-resume h3 {
  margin: 0;
  color: #2f3a46;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
}

.contact-resume .button-primary {
  background: #d8aeb5;
  color: #fffdf9;
  box-shadow: 0 12px 28px rgba(185, 143, 154, 0.16);
}

.contact-resume .button-primary:hover {
  background: #cf9fa8;
  box-shadow: 0 16px 34px rgba(185, 143, 154, 0.2);
}

.contact-resume .button-secondary {
  border-color: rgba(180, 185, 190, 0.26);
  background: rgba(255, 255, 255, 0.78);
  color: #5b6570;
}

@media (max-width: 1100px) {
  .card-grid-three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  .glance-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .glance-column:nth-child(2) {
    padding-right: 0;
    border-right: 0;
  }

  .glance-column:nth-child(-n + 2) {
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(180, 185, 190, 0.12);
  }

  .glance-column:nth-child(n + 3) {
    padding-top: 2px;
  }
}

@media (max-width: 900px) {
  :root {
    --nav-height: 74px;
  }

  .section {
    padding: 88px 0;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 12px 14px;
  }

  .hero-grid,
  .about-grid,
  .card-grid-three {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 44px;
  }

  .hero .container {
    width: min(calc(100% - 96px), 1280px);
  }

  .hero-copy {
    max-width: none;
  }

  .hero-photo-stack {
    width: 100%;
    max-width: 440px;
    height: 590px;
    margin: 0 auto;
  }

  .hero-pills {
    max-width: 33rem;
  }

  .about-banner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .about-banner-copy {
    padding: 38px 32px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.86) 72%, rgba(255, 255, 255, 0.18) 100%);
  }

  .about-banner-visual {
    min-height: 240px;
  }

  .about-timeline-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .about-center-track {
    order: 3;
    min-height: 220px;
  }

  .node-2025 { top: 12px; }
  .node-2024 { top: 62px; }
  .node-2023 { top: 112px; }
  .node-2020 { top: 162px; }

  .about-quote {
    grid-template-columns: 56px 1fr;
  }

  .about-quote-lines {
    display: none;
  }

  .project-case {
    grid-template-columns: 1fr;
  }

  .project-cover {
    position: relative;
    top: auto;
    min-height: 320px;
  }

  .project-content {
    padding: 0;
  }

  .projects-closing::after {
    display: none;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .capability-heading > p:not(.capability-kicker) br {
    display: none;
  }

  .keyword-panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-panel {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .contact-resume {
    min-height: auto;
    padding-left: 0;
    padding-top: 26px;
    border-left: 0;
    border-top: 1px solid rgba(180, 185, 190, 0.16);
  }
}

@media (max-width: 640px) {
  body {
    line-height: 1.72;
  }

  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 76px 0;
  }

  .card,
  .keyword-card {
    padding: 22px;
    border-radius: 24px;
  }

  .hero-copy h1 {
    font-size: 3rem;
  }

  .hero-name-en {
    letter-spacing: 0.22em;
  }

  .hero-hook,
  .hero-supporting {
    font-size: 1rem;
    white-space: normal;
  }

  .hero-pills {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .hero-photo-stack {
    height: 520px;
  }

  .stack-back-left {
    top: 12px;
    right: 10px;
    width: 80%;
    height: 438px;
    opacity: 0.82;
  }

  .stack-back-right {
    right: 10px;
    bottom: 8px;
    width: 72%;
    height: 374px;
    opacity: 0.8;
  }

  .stack-front {
    top: -4px;
    width: 86%;
    height: 468px;
  }

  .hero-actions,
  .file-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .about-banner-copy {
    padding: 30px 24px;
  }

  .about-banner h2 {
    font-size: 1.9rem;
  }

  .about-banner-visual {
    min-height: 180px;
  }

  .about-column-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .about-card {
    padding: 22px;
  }

  .about-card-top {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: 14px;
  }

  .about-logo-box {
    width: 68px;
    height: 68px;
    border-radius: 16px;
  }

  .about-card-meta h4 {
    font-size: 1.2rem;
  }

  .about-quote {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 24px 22px;
  }

  .about-quote-mark {
    font-size: 3.6rem;
  }

  .about-quote p {
    font-size: 1.02rem;
  }

  .projects-heading h2,
  .projects-closing h3,
  .contact-heading h2 {
    font-size: 2rem;
  }

  .project-case {
    padding: 18px;
    gap: 24px;
  }

  .project-cover {
    min-height: 260px;
    border-radius: 18px;
  }

  .project-index {
    font-size: 2.5rem;
  }

  .project-detail-grid {
    grid-template-columns: 1fr;
  }

  .project-content h3 {
    font-size: 1.55rem;
  }

  .projects-closing {
    padding: 26px 22px;
  }

  .capability-heading h2 {
    font-size: 2.35rem;
  }

  .capability-card {
    padding: 26px 22px;
  }

  .capability-number {
    font-size: 42px;
  }

  .capability-card h3 {
    font-size: 1.45rem;
  }

  .capability-glance {
    margin-top: 26px;
  }

  .capability-glance-head {
    margin-bottom: 0;
  }

  .capability-glance h3 {
    font-size: 1.6rem;
  }

  .glance-summary {
    grid-template-columns: 1fr;
    padding: 28px 24px;
    gap: 0;
  }

  .glance-column,
  .glance-column:nth-child(2),
  .glance-column:nth-child(n + 3) {
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(180, 185, 190, 0.12);
  }

  .glance-column:first-child {
    padding-top: 0;
  }

  .glance-column:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .capability-statement {
    margin-top: 12px;
    font-size: 1.05rem;
  }

  .capability-statement::before,
  .capability-statement::after {
    display: none;
  }

  .hero .container {
    width: min(calc(100% - 40px), 1280px);
  }

  .button {
    width: 100%;
  }

  .keyword-panel {
    grid-template-columns: 1fr;
  }

  .contact-panel {
    padding: 26px 22px;
  }

  .contact-list p {
    grid-template-columns: 56px minmax(0, 1fr);
    column-gap: 14px;
  }

  .contact-resume {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
}

@keyframes introFloat {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.96);
    filter: blur(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes introGlassMorph {
  0% {
    border-radius: 50%;
  }
  100% {
    border-radius: 50%;
  }
}

@keyframes introOrbsBreath {
  0% {
    transform: scale(1);
    opacity: 0.82;
  }
  100% {
    transform: scale(1.035);
    opacity: 0.94;
  }
}

@keyframes liquidDriftBlue {
  0% {
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
    border-radius: 50%;
    opacity: 0.58;
  }
  45% {
    transform: translate3d(34px, 20px, 0) scale(1.08) rotate(7deg);
    border-radius: 50%;
    opacity: 0.7;
  }
  100% {
    transform: translate3d(-18px, 44px, 0) scale(1.12) rotate(-5deg);
    border-radius: 50%;
    opacity: 0.66;
  }
}

@keyframes liquidDriftPink {
  0% {
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
    border-radius: 50%;
    opacity: 0.54;
  }
  48% {
    transform: translate3d(42px, -26px, 0) scale(1.16) rotate(-10deg);
    border-radius: 50%;
    opacity: 0.72;
  }
  100% {
    transform: translate3d(18px, 34px, 0) scale(0.96) rotate(9deg);
    border-radius: 50%;
    opacity: 0.62;
  }
}

@keyframes liquidDriftLavender {
  0% {
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
    border-radius: 50%;
    opacity: 0.56;
  }
  42% {
    transform: translate3d(-48px, 30px, 0) scale(1.1) rotate(8deg);
    border-radius: 50%;
    opacity: 0.7;
  }
  100% {
    transform: translate3d(28px, -22px, 0) scale(1.04) rotate(-7deg);
    border-radius: 50%;
    opacity: 0.64;
  }
}

@keyframes liquidDriftMint {
  0% {
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
    border-radius: 50%;
    opacity: 0.58;
  }
  46% {
    transform: translate3d(-36px, -32px, 0) scale(1.08) rotate(-6deg);
    border-radius: 50%;
    opacity: 0.72;
  }
  100% {
    transform: translate3d(24px, 24px, 0) scale(1.14) rotate(7deg);
    border-radius: 50%;
    opacity: 0.64;
  }
}

@keyframes roundBubbleFloat {
  0% {
    transform: translate3d(0, 0, 0) scale(0.94);
    opacity: 0.62;
  }
  50% {
    transform: translate3d(34px, -48px, 0) scale(1.18);
    opacity: 0.92;
  }
  100% {
    transform: translate3d(-22px, 34px, 0) scale(1.02);
    opacity: 0.74;
  }
}

@keyframes roundBubbleFloatReverse {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
    opacity: 0.58;
  }
  48% {
    transform: translate3d(-38px, 42px, 0) scale(1.2);
    opacity: 0.88;
  }
  100% {
    transform: translate3d(28px, -34px, 0) scale(0.98);
    opacity: 0.7;
  }
}

@keyframes glassBubbleRise {
  0% {
    transform: translate3d(0, 0, 0) scale(0.96);
    opacity: 0.45;
  }
  100% {
    transform: translate3d(34px, -46px, 0) scale(1.08);
    opacity: 0.68;
  }
}

@keyframes glassBubbleDrift {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
    opacity: 0.42;
  }
  100% {
    transform: translate3d(-30px, 36px, 0) scale(1.12);
    opacity: 0.62;
  }
}