/* =============================
   JASON — 作品集
   unfold 风格 · 中英双语
   ============================= */

:root {
  --bg: #0a0a0a;
  --bg-2: #111111;
  --ink: #ffffff;
  --ink-2: #b8b8b8;
  --ink-3: #6b6b6b;
  --line: #1f1f1f;
  --paper: #f4f1ec;
  --accent: #ff2e63;
  --serif: 'Instrument Serif', 'Noto Serif SC', Georgia, serif;
  --sans: 'Inter', -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
  --zh-serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--accent); color: #fff; }

/* =============================
   HEADER
   ============================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 26px 48px;
  pointer-events: none;
  transition: background .4s ease, backdrop-filter .4s ease;
}
.header > * { pointer-events: auto; }
.header.scrolled {
  background: rgba(10,10,10,.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}
.logo-mark {
  display: inline-block;
  width: 20px; height: 20px;
  background: var(--accent);
  border-radius: 0 0 100% 100% / 0 0 100% 100%;
}
.logo-sign {
  height: 96px;
  width: auto;
  display: block;
  opacity: .75;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.nav { display: flex; gap: 32px; font-size: 13px; color: var(--ink-2); }
.nav a { position: relative; transition: color .3s ease, transform .4s cubic-bezier(.19,1,.22,1); padding: 4px 0; display: inline-block; }
.nav a:hover { color: var(--ink); transform: scale(1.12); }
.nav a .en { color: var(--ink-3); margin-left: 4px; font-size: 11px; }
.nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width .3s ease;
}
.nav a:hover::after { width: 100%; }

/* =============================
   HERO
   ============================= */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 720px;
  background: var(--bg);
  overflow: hidden;
  display: block;
  padding-top: 150px;
}

.hero-content {
  position: relative;
  z-index: 20;
  max-width: 1240px;
  width: 100%;
  padding: 0 48px;
}

.hero-eyebrow {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--ink-3);
  margin-bottom: 30px;
  font-weight: 500;
}
.hero-eyebrow .sep { margin: 0 10px; color: var(--accent); }
.hero-eyebrow .sep-shield { display: inline-flex; align-items: center; vertical-align: middle; }

.hero-title {
  font-size: clamp(41px, 6.4vw, 106px);
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--ink);
  margin: 0 0 26px;
}
.hero-title em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: .52em;
  letter-spacing: 0;
  color: var(--ink-2);
  display: block;
  margin-top: 18px;
}

.hero-sub {
  max-width: 520px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}
.hero-sub .en { color: var(--ink-3); }

/* 3D Stage（保留 unfold 矩阵） */
.stage {
  position: absolute;
  inset: 0;
  pointer-events: none;
  perspective: 1200px;
  perspective-origin: 50% 30%;
  z-index: 1;
  overflow: hidden;
}

.floor {
  position: absolute;
  top: 50%;
  left: -12%;
  right: -12%;
  bottom: -35%;
  transform-style: preserve-3d;
  transform: rotateX(60deg) rotateZ(-2deg);
  transform-origin: 50% 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.track { display: flex; gap: 22px; will-change: transform; }
.track-1 { animation: scroll-1 60s linear infinite; }
.track-2 { animation: scroll-2 75s linear infinite; margin-left: -240px; }
.track-3 { animation: scroll-1 90s linear infinite reverse; }

@keyframes scroll-1 {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@keyframes scroll-2 {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.card {
  flex: 0 0 auto;
  width: 260px;
  height: 340px;
  border-radius: 22px;
  background-color: #181818;
  background-size: cover;
  background-position: center;
  box-shadow: 0 18px 50px rgba(0,0,0,.55), 0 1px 0 rgba(255,255,255,.05) inset;
  position: relative;
  overflow: hidden;
}
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.06);
  pointer-events: none;
}

.vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 100% 45% at 50% 0%, rgba(10,10,10,.55) 0%, rgba(10,10,10,0) 55%),
    radial-gradient(ellipse 100% 28% at 50% 100%, rgba(10,10,10,.95) 0%, rgba(10,10,10,0) 60%);
  pointer-events: none;
  z-index: 5;
}

.hero-scroll {
  position: absolute;
  bottom: 30px; left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: .15em;
}
.hero-scroll .line {
  width: 1px; height: 34px;
  background: linear-gradient(to bottom, var(--ink-3), transparent);
  animation: drip 1.8s ease-in-out infinite;
}
@keyframes drip {
  0%, 100% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
}

/* =============================
   MARQUEE
   ============================= */
.marquee {
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.marquee-track {
  display: inline-flex;
  align-items: baseline;
  gap: 22px;
  white-space: nowrap;
  animation: marquee 52s linear infinite;
  font-size: 15px;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: .06em;
}
.marquee-track .en {
  font-family: var(--serif);
  font-style: italic;
  font-size: 12px;
  color: var(--ink-3);
  font-weight: 400;
  letter-spacing: 0;
  margin-left: -12px;
}
.marquee-track .dot {
  color: var(--accent);
  font-size: 8px;
  align-self: center;
}
@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* =============================
   SECTION SHELL
   ============================= */
section { padding: 130px 48px; }

.section-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 56px;
  align-items: end;
  margin-bottom: 90px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
}
.section-num {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ink-3);
  font-weight: 500;
}
.section-title {
  font-size: clamp(36px, 4.6vw, 72px);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--ink);
}
.section-title em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink-2);
  font-size: .8em;
}
.section-meta {
  font-size: 13px;
  color: var(--ink-2);
  max-width: 300px;
  line-height: 1.8;
  text-align: right;
}
.section-meta .en { color: var(--ink-3); }

.part-label {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin: 110px 0 56px;
}
.part-label .num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  color: var(--accent);
}
.part-label .zh {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: .1em;
}
.part-label .en {
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.part-label .rule {
  flex: 1;
  height: 1px;
  background: var(--line);
  align-self: center;
}

/* =============================
   WORKS GRID
   ============================= */
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 90px 56px;
}
.work { display: block; position: relative; cursor: pointer; }
.work:nth-child(even) { transform: translateY(80px); }

.work-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  background-size: cover;
  background-position: center;
  background-color: var(--bg-2);
  border-radius: 4px;
  overflow: hidden;
  transition: transform .7s cubic-bezier(.16,1,.3,1), filter .7s ease;
  filter: brightness(.9);
}
.work:hover .work-img { transform: scale(.975); filter: brightness(1); }

.work-info {
  margin-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}
.work-num {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--ink-3);
  font-weight: 500;
  flex-shrink: 0;
  padding-top: 8px;
}
.work-name { flex: 1; }
.work-name .zh {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink);
  display: block;
}
.work-name .en {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  color: var(--ink-3);
  display: block;
  margin-top: 4px;
}
.work-meta {
  font-size: 12px;
  color: var(--ink-2);
  text-align: right;
  flex-shrink: 0;
  line-height: 1.9;
  padding-top: 4px;
}
.work-arrow {
  position: absolute;
  top: 28px; right: 28px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(10,10,10,.5);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
  opacity: 0;
  transform: translate(6px, 6px);
  transition: opacity .4s ease, transform .4s ease;
  z-index: 2;
}
.work:hover .work-arrow {
  opacity: 1;
  transform: translate(0, 0);
}

/* =============================
   ABOUT
   ============================= */
.about { background: var(--paper); color: #1a1a1a; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 90px;
  align-items: start;
}
.about-left .section-title { color: #1a1a1a; }
.about-left .section-title em { color: #666; }
.about-left .section-num { color: #999; }
.about-credentials {
  margin-top: 48px;
  list-style: none;
  font-size: 13px;
  color: #555;
  line-height: 2.4;
}
.about-credentials li { border-bottom: 1px solid #ddd6cb; padding: 2px 0; }
.about-credentials li::before {
  content: '—';
  color: var(--accent);
  margin-right: 10px;
}

.about-right { font-size: 16px; line-height: 2; color: #2a2a2a; }
.about-right p { margin-bottom: 26px; }
.about-right .en-serif {
  font-family: var(--serif);
  font-style: italic;
  color: #666;
}

.about-quote {
  margin: 54px 0 30px;
  padding-left: 26px;
  border-left: 2px solid var(--accent);
  font-family: var(--zh-serif);
  font-size: 23px;
  line-height: 1.7;
  color: #1a1a1a;
  font-weight: 600;
}
.about-quote .en {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 17px;
  color: #777;
  margin-top: 12px;
}
.about-sign { width: 110px; display: block; margin: 14px 0 0 auto; opacity: .75; }
.about-sign-hero { width: 300px; max-width: 100%; margin: -8px 18px -16px -4px; opacity: .9; }

.about-sketch {
  margin: 0 0 36px;
  max-width: 100%;
}
.about-sketch img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 24px 60px -36px rgba(0, 0, 0, .25);
}
.about-sketch figcaption {
  margin-top: 14px;
  font-size: 13px;
  color: #888;
  letter-spacing: .02em;
}
.about-sketch .en-serif {
  font-family: var(--serif);
  font-style: italic;
  color: #555;
}
@media (max-width: 768px) {
  .about-sketch { margin: 0 0 30px; }
  .about-sketch figcaption { font-size: 12px; }
}

/* =============================
   RECOGNITION
   ============================= */
.recognition { background: var(--bg); padding-bottom: 110px; }

.rec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px;
  border-top: 1px solid var(--line);
  padding-top: 44px;
}
.rec-label {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ink-3);
  margin-bottom: 28px;
  font-weight: 500;
}
.rec-label .en { color: var(--ink-4, #3a3a3a); margin-left: 6px; font-size: 11px; }
.rec-list { list-style: none; }
.rec-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--ink);
  transition: padding .3s ease, color .3s ease;
}
.rec-list li:hover { color: var(--accent); padding-left: 6px; }
.rec-list li .yr {
  font-size: 11px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

/* =============================
   DRAWING 亲笔手绘
   ============================= */
.drawing { background: var(--bg-2); }
.drawing-title {
  font-family: var(--zh-serif);
  font-size: clamp(30px, 3.6vw, 52px);
  font-weight: 600;
  letter-spacing: .06em;
  text-align: center;
  margin-bottom: 16px;
}
.drawing-title em {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 20px;
  color: var(--ink-3);
  letter-spacing: 0;
  margin-top: 10px;
}
.draw-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 70px;
}
.draw-grid img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 4px;
  filter: brightness(.92);
  transition: filter .5s ease, transform .5s ease;
}
.draw-grid img:hover { filter: brightness(1); transform: scale(1.03); }
.draw-note {
  text-align: center;
  margin-top: 60px;
  font-family: var(--zh-serif);
  font-size: 18px;
  color: var(--ink-2);
  letter-spacing: .08em;
}

/* =============================
   CTA / CONTACT
   ============================= */
.cta {
  background: var(--bg);
  text-align: center;
  padding: 170px 48px 130px;
  border-top: 1px solid var(--line);
}
.cta-title {
  font-size: clamp(34px, 5.1vw, 80px);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--ink);
  margin: 26px 0 52px;
}
.cta-title em {
  font-family: var(--serif);
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
  letter-spacing: 0;
  font-size: .62em;
  display: block;
  margin-top: 14px;
}
.cta-mail {
  display: inline-block;
  font-size: 17px;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  transition: color .3s ease, border-color .3s ease, transform .5s cubic-bezier(.19,1,.22,1);
}
.cta-mail:hover { color: var(--accent); border-color: var(--accent); transform: scale(1.06); }

.cta-addr {
  margin-top: 56px;
  display: flex;
  justify-content: center;
  gap: 80px;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 2.1;
  text-align: left;
}
.cta-addr .city { color: var(--ink); font-weight: 500; letter-spacing: .1em; display: block; }
.cta-addr .en { color: var(--ink-3); font-size: 11px; }

.cta-wechat {
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.cta-qr {
  width: 180px;
  height: 180px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 12px;
  border-radius: 4px;
}
.cta-qr-cap {
  font-size: 13px;
  color: var(--ink-2);
  letter-spacing: .05em;
}
.cta-qr-cap .en {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-3);
  margin-left: 4px;
}

/* =============================
   FOOTER
   ============================= */
.footer {
  background: var(--bg);
  padding: 30px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-3);
}
.foot-right { display: flex; gap: 28px; }
.foot-right a { transition: color .3s ease; }
.foot-right a:hover { color: var(--ink); }

/* =============================
   DETAIL PAGE
   ============================= */
.wp-hero-img {
  width: 100%;
  height: 62vh;
  min-height: 420px;
  background-size: cover;
  background-position: center;
  border-radius: 6px;
  filter: brightness(.92);
}

.wp-header {
  padding: 100px 48px 70px;
  max-width: 1280px;
  margin: 0 auto;
}
.wp-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--accent);
  margin-top: 72px;
  margin-bottom: 56px;
  transition: color .3s ease;
}
.wp-back:hover { color: var(--ink); }
.wp-back .arr { font-family: var(--serif); font-style: italic; }

.wp-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 48px;
  flex-wrap: wrap;
}
.wp-title .zh {
  font-size: clamp(38px, 5vw, 76px);
  font-weight: 600;
  letter-spacing: .03em;
  line-height: 1.15;
  display: block;
}
.wp-title .en {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(22px, 2.4vw, 34px);
  color: var(--ink-2);
  font-weight: 400;
  display: block;
  margin-top: 10px;
}
.wp-index {
  font-family: var(--serif);
  font-style: italic;
  font-size: 20px;
  color: var(--accent);
  flex-shrink: 0;
}

.wp-meta {
  max-width: 1280px;
  margin: 56px auto 0;
  padding: 0 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  border-top: 1px solid var(--line);
  padding-top: 36px;
}
.wp-meta-item .label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--ink-3);
  display: block;
  margin-bottom: 10px;
}
.wp-meta-item .value {
  font-size: 17px;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: .02em;
}
.wp-meta-item .value .en { font-size: 12px; color: var(--ink-3); margin-left: 6px; font-weight: 400; }

.wp-body {
  max-width: 820px;
  margin: 90px auto 0;
  padding: 0 48px;
}
.wp-body .lead {
  font-family: var(--zh-serif);
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.8;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 36px;
  letter-spacing: .02em;
}
.wp-body p {
  font-size: 16px;
  line-height: 2.1;
  color: var(--ink-2);
  margin-bottom: 24px;
}
.wp-body p .hl { color: var(--ink); }

.wp-gallery {
  max-width: 1280px;
  margin: 90px auto;
  padding: 0 48px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.wp-gallery figure { margin: 0; overflow: hidden; border-radius: 6px; }
.wp-gallery img {
  width: 100%;
  border-radius: 6px;
  filter: brightness(.92);
  transition: transform 1s cubic-bezier(.19,1,.22,1), filter .6s ease;
  display: block;
}
.wp-gallery img:hover { filter: brightness(1); transform: scale(1.04); }
.wg-6 { grid-column: span 6; }
.wg-12 { grid-column: span 12; }
.wg-8 { grid-column: span 8; }
.wg-4 { grid-column: span 4; }

.wp-nav {
  max-width: 1280px;
  margin: 40px auto 0;
  padding: 0 48px 110px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.wp-nav a {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 34px 36px;
  transition: border-color .3s ease, background .3s ease;
  display: block;
}
.wp-nav a:hover { border-color: var(--ink-3); background: var(--bg-2); }
.wp-nav .dir {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--ink-3);
  display: block;
  margin-bottom: 12px;
}
.wp-nav .nm {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: .02em;
}
.wp-nav .nm .en {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 15px;
  color: var(--ink-3);
  margin-left: 10px;
}
.wp-nav .next { text-align: right; }

/* =============================
   REVEAL
   ============================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s cubic-bezier(.16,1,.3,1), transform .9s cubic-bezier(.16,1,.3,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* =============================
   MOTION — 文字与图片的呼吸感
   ============================= */
/* 作品卡片标题：悬停放大 */
.work-name .zh,
.work-name .en {
  transition: transform .55s cubic-bezier(.19,1,.22,1);
  transform-origin: left center;
}
.work:hover .work-name .zh { transform: scale(1.07); }
.work:hover .work-name .en { transform: scale(1.07) translateX(3px); }
.work-meta { transition: color .4s ease; }
.work:hover .work-meta { color: var(--ink); }

/* Hero 大标题：悬停微放 */
.hero-title {
  transition: transform .9s cubic-bezier(.19,1,.22,1);
  transform-origin: left bottom;
}
.hero-title:hover { transform: scale(1.02); }

/* 区块标题：悬停微放 */
.section-title {
  transition: transform .8s cubic-bezier(.19,1,.22,1);
  transform-origin: left center;
}
.section-title:hover { transform: scale(1.03); }

/* 详情页大标题 */
.wp-title {
  transition: transform .8s cubic-bezier(.19,1,.22,1);
  transform-origin: left center;
}
.wp-title:hover { transform: scale(1.03); }

/* 引文：悬停轻放 */
.about-quote {
  transition: transform .8s cubic-bezier(.19,1,.22,1);
}
.about-quote:hover { transform: scale(1.015); }

/* About 手绘图：悬停微放 */
.about-sketch img {
  transition: transform .9s cubic-bezier(.19,1,.22,1), box-shadow .6s ease;
}
.about-sketch:hover img { transform: scale(1.02); }

/* 详情页上/下一个项目：悬停放大 */
.wp-nav .nm { display: inline-block; transition: transform .5s cubic-bezier(.19,1,.22,1); transform-origin: left center; }
.wp-nav a:hover .nm { transform: scale(1.05); }
.wp-nav .next .nm { transform-origin: right center; }

/* 荣誉列表：悬停轻移 */
.rec-list li { transition: padding-left .45s cubic-bezier(.19,1,.22,1), color .35s ease; }
.rec-list li:hover { padding-left: 10px; color: var(--ink); }

/* 无障碍：用户偏好减少动效时关闭 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* =============================
   RESPONSIVE
   ============================= */
@media (max-width: 1100px) {
  .section-head { grid-template-columns: 1fr; gap: 20px; align-items: start; }
  .section-meta { text-align: left; max-width: 100%; }
  .about-grid { grid-template-columns: 1fr; gap: 56px; }
  .rec-grid { grid-template-columns: 1fr; gap: 44px; }
  .wp-meta { grid-template-columns: repeat(2, 1fr); }
  .wg-6, .wg-8 { grid-column: span 12; }
  .wg-4 { grid-column: span 6; }
}

@media (max-width: 720px) {
  .header { padding: 18px 22px; }
  .logo-sign { height: 48px; }
  .nav { gap: 18px; font-size: 12px; }
  .nav a .en { display: none; }
  .hero-content { padding: 0 22px; }
  section { padding: 80px 22px; }
  .work-grid { grid-template-columns: 1fr; gap: 56px; }
  .work:nth-child(even) { transform: none; }
  .work-info { flex-direction: column; gap: 6px; }
  .work-meta { text-align: left; }
  .footer { flex-direction: column; gap: 14px; text-align: center; padding: 22px; }
  .marquee-track { font-size: 11px; gap: 14px; }
  .marquee-track .en { font-size: 8px; }
  .card { width: 200px; height: 260px; }
  .track { gap: 16px; }
  .floor { gap: 16px; }
  .draw-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-addr { flex-direction: column; gap: 28px; align-items: center; text-align: center; }
  .wp-header, .wp-meta, .wp-body, .wp-gallery, .wp-nav { padding-left: 22px; padding-right: 22px; }
  .wp-nav { grid-template-columns: 1fr; }
  .wp-nav .next { text-align: left; }
  .wg-4 { grid-column: span 12; }
}