/* =============================================================
   黄莎 · Huang Sha — Personal Site
   配色：冷银电影感（深蓝黑 + 冷白 + 银灰高光）
   字体：Noto Serif SC (CN display) + Cormorant Garamond (EN display)
         Noto Sans SC (CN body) + Inter (EN body)
   气质：冷静 · 克制 · 距离感 · 清冷的光
   ============================================================= */

/* ---------- Design Tokens ---------- */
:root {
  --bg:        #0A0E14;
  --bg-2:      #11161F;
  --bg-3:      #1A2230;
  --ink:       #ECEFF4;
  --ink-2:     #B6BFCB;
  --ink-3:     #DCE4ED;
  --mute:      #7B8896;
  --mute-2:    #4C5666;
  --silver:    #8AA0B5;
  --silver-2:  #A6B7C9;
  --line:      rgba(220, 228, 237, 0.10);
  --line-2:    rgba(220, 228, 237, 0.18);

  /* 联系方式用色：高对比，不玩花样 */
  --copy:      #FFFFFF;

  --serif-zh:  "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --sans-zh:   "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif-en:  "Cormorant Garamond", "Times New Roman", serif;
  --sans-en:   "Inter", "Helvetica Neue", Arial, sans-serif;
  --mono:      ui-monospace, "SFMono-Regular", "Cascadia Mono", Consolas, "Liberation Mono", monospace;

  /* 大标题专用：霞鹜文楷（本地子集），回落系统楷体再回落宋体 */
  --display-zh: "LXGW WenKai Display", "LXGW WenKai", "霞鹜文楷",
                "Kaiti SC", "STKaiti", "KaiTi", "楷体",
                var(--serif-zh);

  --maxw:      1280px;
  --gutter:    clamp(20px, 4vw, 64px);

  --ease:      cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* [hidden] 兜底：带 display 声明的元素（.pdfbox__fallback 等）会无视
   hidden 属性而永远可见 —— 用 !important 确保任何显式 display 都让位 */
[hidden] { display: none !important; }

/* =============================================================
   放大图标：内联 SVG mask（跟随文字颜色）
   不用字符 ⤢ —— 霞鹜文楷无此字形，会掉回系统字体导致前后不一致
   ============================================================= */
.zi {
  display: inline-block;
  width: 13px; height: 13px;
  vertical-align: -1px;
  background: currentColor;
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cpolyline points='9 21 3 21 3 15'/%3E%3Cline x1='21' y1='3' x2='14' y2='10'/%3E%3Cline x1='3' y1='21' x2='10' y2='14'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cpolyline points='9 21 3 21 3 15'/%3E%3Cline x1='21' y1='3' x2='14' y2='10'/%3E%3Cline x1='3' y1='21' x2='10' y2='14'/%3E%3C/svg%3E");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
}

/* =============================================================
   本地字体：霞鹜文楷 LXGW WenKai (v1.522, Regular)
   原字体 24.4 MB，已按本站实际用字裁剪为约 165 KB。
   改了页面文案后，重跑 `scripts/subset_font.py` 重新裁剪。
   字形缺失时依次回落：系统楷体 → 思源宋体 → 系统衬线
   ============================================================= */
@font-face {
  font-family: "LXGW WenKai Display";
  src: url("../fonts/lxgw-wenkai-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, li { list-style: none; margin: 0; padding: 0; }
figure { margin: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans-zh);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--silver); color: #0A0E14; }

.br-mobile { display: none; }
@media (max-width: 720px) {
  .br-mobile { display: inline; }
}

/* ============================================================
   NAV  —  中文主字 + 英文小字
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 22px var(--gutter);
  transition: background 0.6s var(--ease), padding 0.4s var(--ease), backdrop-filter 0.4s;
}
.nav.is-scrolled {
  background: rgba(10, 14, 20, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 14px var(--gutter);
  border-bottom: 1px solid var(--line);
}
.nav__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.nav__brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--serif-zh);
  letter-spacing: 0.12em;
  flex-shrink: 0;
}
.brand__zh { font-size: 18px; color: var(--ink); font-weight: 500; }
.brand__slash { color: var(--silver); font-weight: 300; }
.brand__role {
  font-family: var(--sans-zh);
  font-size: 12px; color: var(--ink-2);
  letter-spacing: 0.18em; font-weight: 300;
}

/* 导航项：上排中文 / 下排英文，小字号不抢戏 */
.nav__links {
  display: flex; align-items: center; gap: 22px;
}
.nav__links a {
  position: relative;
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 1px;
  padding: 4px 0;
  color: var(--ink-2);
  transition: color 0.4s var(--ease);
}
.nav__zh {
  font-family: var(--serif-zh);
  font-size: 14.5px;
  font-weight: 400;
  letter-spacing: 0.14em;
  line-height: 1.3;
  white-space: nowrap;
}
.nav__en {
  font-family: var(--serif-en);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mute);
  line-height: 1.2;
  white-space: nowrap;
  transition: color 0.4s var(--ease);
}
.nav__links a:hover { color: var(--ink-3); }
.nav__links a:hover .nav__en { color: var(--silver); }
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px;
  height: 1px; background: var(--silver);
  transition: right 0.5s var(--ease);
}
.nav__links a:hover::after { right: 0; }

.nav__menu { display: none; }

/* ============================================================
   HERO
   移动端：竖版人像做全屏背景，文字左下叠加
   桌面端：左竖版人像 + 右文字的分栏海报构图
   ============================================================ */
.hero {
  position: relative; min-height: 100vh;
  background: var(--bg); overflow: hidden;
}

/* 移动端：背景层占满，文字叠加 */
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  display: block;
}
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: 35% 50%;
  filter: brightness(0.62) contrast(1.05) saturate(0.92);
  animation: heroFloat 22s ease-in-out infinite alternate;
}
@keyframes heroFloat {
  from { transform: scale(1.04); }
  to   { transform: scale(1.10); }
}
.hero__vignette {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 40%, transparent 0%, rgba(0,0,0,0.22) 55%, rgba(10,14,20,0.94) 100%),
    linear-gradient(180deg, rgba(10,14,20,0.55) 0%, rgba(10,14,20,0.0) 22%, rgba(10,14,20,0.0) 58%, rgba(10,14,20,0.95) 100%);
}

/* 桌面端：竖版肖像做左半幅 */
.hero__portrait { display: none; }
.hero__content {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; min-height: 100vh;
  padding: 0 var(--gutter);
  max-width: var(--maxw); width: 100%; margin: 0 auto;
}
.hero__topline, .hero__body, .hero__bottom { position: relative; z-index: 2; }
.hero__topline {
  padding-top: 90px;
  display: flex; align-items: center; gap: 14px;
  font-family: var(--serif-en);
  font-size: 12px; letter-spacing: 0.32em;
  color: var(--ink-2); text-transform: uppercase;
}
.hero__dot { color: var(--silver); font-weight: 400; }
.hero__right { margin-left: auto; color: var(--ink-2); }
.hero__body { margin-top: auto; padding-bottom: 24px; }
.hero__rule {
  width: 64px; height: 1px; background: var(--silver);
  margin-bottom: 28px; transform-origin: left;
  animation: ruleIn 1.4s var(--ease) 0.2s both;
}
@keyframes ruleIn { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.hero__name {
  font-family: var(--display-zh); font-weight: 400;
  font-size: clamp(96px, 18vw, 220px);
  line-height: 1.0; margin: 0; letter-spacing: 0.1em;
  color: var(--ink); display: flex; gap: 0.16em;
}
.hero__zh { display: inline-block; }
.hero__zh[data-reveal="char"] {
  opacity: 0; transform: translateY(40px);
  animation: charIn 1.1s var(--ease) forwards;
}
.hero__zh:nth-child(2) { animation-delay: 0.25s; }
@keyframes charIn { to { opacity: 1; transform: translateY(0); } }
.hero__en {
  font-family: var(--serif-en); font-style: italic; font-weight: 300;
  font-size: clamp(20px, 2vw, 28px);
  margin: 12px 0 0; color: var(--ink-2); letter-spacing: 0.04em;
}
.hero__en[data-reveal="word"] {
  opacity: 0; transform: translateY(12px);
  animation: wordIn 1s var(--ease) 0.7s forwards;
}
.hero__tag {
  font-family: var(--display-zh); font-weight: 400;
  font-size: clamp(15px, 1.5vw, 19px);
  letter-spacing: 0.13em; color: var(--ink-2);
  margin-top: 16px; line-height: 1.95;
}
.hero__tag[data-reveal="word"] {
  opacity: 0; transform: translateY(12px);
  animation: wordIn 1s var(--ease) 0.9s forwards;
}
@keyframes wordIn { to { opacity: 1; transform: translateY(0); } }
.hero__bottom {
  margin-top: 32px;
  display: flex; align-items: baseline; justify-content: space-between;
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--mute); padding-bottom: 32px; text-transform: uppercase;
}
.hero__scroll { position: relative; padding-left: 26px; }
.hero__scroll::before {
  content: ""; position: absolute; left: 0; top: 50%;
  width: 18px; height: 1px; background: var(--silver);
  transform: translateY(-50%);
  animation: scrollHint 2.4s var(--ease) infinite;
}
@keyframes scrollHint {
  0%   { transform: translateY(-50%) translateX(0); opacity: 1; }
  50%  { transform: translateY(-50%) translateX(8px); opacity: 0.4; }
  100% { transform: translateY(-50%) translateX(0); opacity: 1; }
}

/* ============================================================
   SECTION HEAD
   ============================================================ */
.section__head {
  max-width: var(--maxw);
  margin: 0 auto 72px;
  padding: 0 var(--gutter);
  position: relative;
}
.section__kicker {
  display: block;
  font-family: var(--serif-en);
  font-size: 12px; letter-spacing: 0.32em;
  color: var(--silver); text-transform: uppercase;
  margin-bottom: 32px;
}
.section__title {
  font-family: var(--display-zh); font-weight: 400;
  font-size: clamp(40px, 6.4vw, 88px);
  line-height: 1.34; letter-spacing: 0.07em;
  margin: 0 0 18px; color: var(--ink);
}
.section__sub {
  font-family: var(--serif-en); font-style: italic;
  font-size: 15px; color: var(--mute); margin: 0; letter-spacing: 0.04em;
}
.section__meta {
  display: flex; justify-content: space-between;
  margin-top: 18px;
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.28em;
  color: var(--mute); text-transform: uppercase;
  border-top: 1px solid var(--line); padding-top: 14px;
}

/* ============================================================
   01 / ADS  —  主图放大 + 缩略图
   ============================================================ */
.ads { padding: 130px 0 110px; background: var(--bg); }

.proj {
  max-width: var(--maxw);
  margin: 0 auto 130px;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.proj:last-child { margin-bottom: 0; }
.ads .proj:nth-child(even) { grid-template-columns: 1fr 1.25fr; }
.ads .proj:nth-child(even) .proj__body { order: -1; }

/* 媒体区：大主图 + 一行缩略图 */
.proj__media { display: flex; flex-direction: column; gap: 14px; }

.proj__hero {
  position: relative; display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-3);
  border: 1px solid var(--line);
}
.proj__hero img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  transition: transform 1.2s var(--ease);
}
.proj__hero:hover img { transform: scale(1.03); }
.proj__zoom {
  position: absolute; right: 16px; bottom: 16px;
  z-index: 2;
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.28em;
  color: var(--ink);
  background: rgba(10, 14, 20, 0.62);
  border: 1px solid var(--line-2);
  padding: 8px 14px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}
.proj__hero:hover .proj__zoom,
.proj__hero:focus-visible .proj__zoom { opacity: 1; transform: translateY(0); }

.proj__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.proj__thumbs button {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden; padding: 0;
  background: var(--bg-3);
  border: 1px solid var(--line);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.proj__thumbs button:hover { border-color: var(--silver); transform: translateY(-2px); }
.proj__thumbs img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.9);
  transition: filter 0.4s var(--ease);
}
.proj__thumbs button:hover img { filter: brightness(1); }

.proj__body { padding: 8px 0; }
.proj__kicker {
  display: block;
  font-family: var(--serif-en);
  font-size: 12px; letter-spacing: 0.3em;
  color: var(--silver); text-transform: uppercase;
  margin-bottom: 18px;
}
.proj__title {
  font-family: var(--display-zh); font-weight: 400;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.4; margin: 0 0 20px;
  color: var(--ink); letter-spacing: 0.06em;
}
.proj__title span { font-weight: 300; opacity: 0.85; }
.proj__desc {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 15px; line-height: 1.95;
  color: var(--ink-2); margin: 0 0 32px;
}
.proj__meta {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 18px 24px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  font-family: var(--serif-en); font-size: 14px; color: var(--ink-2);
}
.proj__meta li { display: flex; flex-direction: column; gap: 4px; }
.proj__meta li span {
  font-size: 10px; letter-spacing: 0.32em;
  color: var(--mute); text-transform: uppercase;
}

/* ============================================================
   02 / LIANJIA DOC
   ============================================================ */
.doc {
  background: var(--bg-2);
  padding: 130px 0 110px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.doc__main {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid; grid-template-columns: 1.4fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: stretch;
}
.doc__grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
.doc__side {
  display: flex; flex-direction: column; justify-content: center;
  gap: 28px; padding: 12px 0;
}
.doc__quote {
  font-family: var(--display-zh); font-weight: 400;
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.75; color: var(--ink); letter-spacing: 0.08em;
}
.doc__note {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 14px; line-height: 1.95;
  color: var(--ink-2); margin: 0; max-width: 460px;
}

/* (历史样式：.doc__open / .doc__plus / .doc__dl 已废弃，02 区块改为
   四川空军文职宣传片 4 静帧画廊，无需 PDF 按钮。) */

/* ============================================================
   03 / ART DIRECTION (123 跳)
   ============================================================ */
.art { background: var(--bg); padding: 130px 0 110px; }

/* 片名 + 入围标识 */
.filmhead {
  max-width: var(--maxw); margin: 0 auto 64px;
  padding: 0 var(--gutter) 36px;
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
}
.filmhead__eyebrow {
  display: block;
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.34em;
  color: var(--silver); text-transform: uppercase;
  margin-bottom: 14px;
}
.filmhead__name {
  font-family: var(--display-zh); font-weight: 400;
  font-size: clamp(44px, 7vw, 96px);
  line-height: 1.2; letter-spacing: 0.08em;
  margin: 0 0 12px; color: var(--ink);
}
.filmhead__en {
  font-family: var(--serif-en); font-style: italic;
  font-size: 15px; color: var(--mute); letter-spacing: 0.06em;
}
.filmhead__right {
  display: flex; flex-direction: column; align-items: flex-end; gap: 10px;
}
.badge {
  display: inline-block;
  font-family: var(--sans-zh); font-weight: 400;
  font-size: 12px; letter-spacing: 0.16em;
  color: var(--ink-2);
  border: 1px solid var(--line-2);
  padding: 7px 14px;
  white-space: nowrap;
}
.badge--gold {
  color: #E8C87A;
  border-color: rgba(232, 200, 122, 0.45);
  background: rgba(232, 200, 122, 0.08);
  font-weight: 500;
  font-size: 13px;
}

/* Tabs */
.tabs {
  max-width: var(--maxw); margin: 0 auto 48px;
  padding: 0 var(--gutter);
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.tab {
  position: relative;
  padding: 26px 20px; text-align: left;
  font-family: var(--serif-zh); color: var(--mute);
  transition: color 0.4s var(--ease), background 0.4s var(--ease);
  border-right: 1px solid var(--line);
}
.tab:last-child { border-right: 0; }
.tab:hover { color: var(--ink-2); }
.tab.is-active { color: var(--ink); }
.tab__num {
  display: block; font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--silver); margin-bottom: 8px; text-transform: uppercase;
}
.tab__zh {
  display: block; font-size: 22px; font-weight: 400;
  letter-spacing: 0.12em; margin-bottom: 4px;
}
.tab__en {
  display: block; font-family: var(--serif-en); font-style: italic;
  font-size: 13px; color: var(--mute); letter-spacing: 0.06em;
}
.tab.is-active::after {
  content: ""; position: absolute;
  left: 0; right: 0; bottom: -1px; height: 1px;
  background: var(--ink);
  animation: tabUnderline 0.5s var(--ease);
}
@keyframes tabUnderline {
  from { transform: scaleX(0); transform-origin: left; }
  to   { transform: scaleX(1); transform-origin: left; }
}

.tabpanels {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--gutter); position: relative;
}
.tabpanel {
  display: none; opacity: 0; transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.tabpanel.is-active { display: block; }
.tabpanel.is-active.is-shown { opacity: 1; transform: translateY(0); }

.grid { display: grid; gap: 20px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

.gcard {
  position: relative; display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
}
.gcard img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(0.98) contrast(1.04) saturate(0.92);
  transition: transform 1.4s var(--ease), filter 0.6s var(--ease);
}
.gcard:hover img { transform: scale(1.03); filter: brightness(1) contrast(1.05) saturate(0.95); }
.gcard__zoom {
  position: absolute; right: 14px; bottom: 14px; z-index: 2;
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: var(--ink);
  background: rgba(10, 14, 20, 0.62);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0; transform: translateY(6px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}
.gcard:hover .gcard__zoom,
.gcard:focus-visible .gcard__zoom { opacity: 1; transform: translateY(0); }

/* ============================================================
   04 / PRESS
   ============================================================ */
.press {
  background: var(--bg-2);
  padding: 130px 0 110px;
  border-top: 1px solid var(--line);
}
.press__grid {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.press__card {
  position: relative;
  display: flex; flex-direction: column; gap: 14px;
  padding: clamp(28px, 3.6vw, 48px);
  border: 1px solid var(--line-2);
  background: var(--bg-3); color: var(--ink);
  transition: all 0.5s var(--ease);
  overflow: hidden;
}
.press__card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: var(--silver);
  transform: scaleY(0); transform-origin: top;
  transition: transform 0.5s var(--ease);
}
.press__card:hover { background: var(--bg); border-color: var(--silver); transform: translateY(-2px); }
.press__card:hover::before { transform: scaleY(1); }
.press__num {
  font-family: var(--serif-en);
  font-size: 12px; letter-spacing: 0.3em;
  color: var(--silver); text-transform: uppercase;
}
.press__name {
  font-family: var(--serif-zh); font-weight: 400;
  font-size: clamp(24px, 2.4vw, 32px); margin: 0; letter-spacing: 0.06em;
}
.press__en {
  font-family: var(--serif-en); font-style: italic;
  font-size: 14px; color: var(--mute); letter-spacing: 0.06em;
}
.press__desc {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 13.5px; line-height: 1.8;
  color: var(--ink-2); margin: 8px 0 0;
}
/* 卡片主体＝预览按钮（内嵌 PDF 直链，复用 pdfbox） */
.press__view {
  flex: 1;
  display: flex; flex-direction: column; gap: 14px;
  background: none; border: 0; padding: 0; margin: 0;
  text-align: left; color: inherit; font: inherit;
  cursor: pointer;
}
.press__view:focus-visible { outline: 1px solid var(--silver); outline-offset: 8px; }
.press__cta {
  margin-top: auto; padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.32em;
  color: var(--ink-2); text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 9px;
  transition: color 0.4s var(--ease);
}
.press__card:hover .press__cta { color: var(--ink-3); }
.press__dl {
  align-self: flex-start;
  font-family: var(--serif-en);
  font-size: 10.5px; letter-spacing: 0.28em;
  color: var(--mute); text-transform: uppercase;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.4s var(--ease), border-color 0.4s var(--ease);
}
.press__dl:hover { color: var(--ink-3); border-color: var(--silver); }

/* ============================================================
   05 / ABOUT
   ============================================================ */
.about {
  background: var(--bg);
  padding: 140px var(--gutter) 120px;
  text-align: center; border-top: 1px solid var(--line);
}
.about__kicker {
  font-family: var(--serif-en);
  font-size: 12px; letter-spacing: 0.4em;
  color: var(--silver); text-transform: uppercase; margin-bottom: 88px;
}
.about__en { font-family: var(--serif-en); font-size: 14px; color: var(--mute); }
.about__id {
  display: flex; justify-content: center; align-items: center; gap: 18px;
  font-family: var(--serif-zh); font-size: 22px; color: var(--ink);
  letter-spacing: 0.12em; margin-bottom: 12px;
}
.about__slash { color: var(--silver); font-weight: 300; }
.about__id .about__en {
  font-style: normal; margin: 0; letter-spacing: 0.04em;
  font-size: 18px; color: var(--ink-2);
}
.about__role {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 13px; color: var(--ink-2);
  letter-spacing: 0.2em; margin-bottom: 12px;
}
.about__skills {
  margin: 40px auto 0; max-width: 700px;
  border-top: 1px solid var(--line); padding-top: 28px;
}
.about__skills-line {
  font-family: var(--serif-zh); font-weight: 400;
  font-size: clamp(14px, 1.5vw, 16.5px);
  color: var(--ink-2); letter-spacing: 0.06em; line-height: 2.1;
  margin: 0;
}
.about__skills-line + .about__skills-line { margin-top: 6px; }
.about__base {
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.4em;
  color: var(--mute); text-transform: uppercase;
}

/* ============================================================
   06 / CONTACT  —  清晰优先，不玩花样
   ============================================================ */
.contact {
  background: var(--bg);
  padding: 60px var(--gutter) 100px;
  text-align: center; border-top: 1px solid var(--line);
}
.contact__kicker {
  font-family: var(--serif-en);
  font-size: 12px; letter-spacing: 0.4em;
  color: var(--silver); text-transform: uppercase; margin-bottom: 80px;
}
.contact__head { margin-bottom: 64px; }
.contact__title {
  font-family: var(--display-zh); font-weight: 400;
  font-size: clamp(32px, 4.8vw, 64px);
  line-height: 1.5; color: var(--ink);
  margin: 0 0 20px; letter-spacing: 0.08em;
}
.contact__en {
  font-family: var(--serif-en); font-style: italic;
  font-size: 15px; color: var(--mute); margin: 0;
}

/* 联系方式卡片：大字号 + 等宽数字 + 无衬线，绝不含糊 */
.contact__cards {
  max-width: 1000px; margin: 0 auto 20px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.contact__card {
  padding: 40px 24px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  cursor: pointer;
  transition: background 0.4s var(--ease);
}
.contact__card:last-child { border-right: 0; }
.contact__card:hover { background: var(--bg-2); }
.contact__card:focus-visible { outline: 2px solid var(--silver); outline-offset: -2px; }

.contact__label {
  font-family: var(--sans-zh); font-weight: 400;
  font-size: 12px; letter-spacing: 0.16em;
  color: var(--mute); text-transform: uppercase;
}
.contact__val {
  font-family: var(--sans-en);
  font-weight: 500;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.35;
  color: var(--copy);
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  word-break: break-all;
  user-select: all;
  -webkit-user-select: all;
}
.contact__hint {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 11px; letter-spacing: 0.12em;
  color: var(--mute-2);
  opacity: 0; transform: translateY(-4px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.contact__card:hover .contact__hint,
.contact__card:focus-visible .contact__hint { opacity: 1; transform: translateY(0); }
.contact__card.is-copied .contact__hint { opacity: 1; transform: translateY(0); color: #7FD1A0; }

/* 微信二维码：白底可扫，点击可放大 */
.contact__qr {
  margin: 0 auto 44px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.contact__qrbox {
  width: 168px; height: 168px; padding: 10px;
  background: #fff; border: 1px solid var(--line-2);
  display: block; cursor: zoom-in;
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.contact__qrbox:hover { border-color: var(--silver); transform: translateY(-2px); }
.contact__qrbox:focus-visible { outline: 2px solid var(--silver); outline-offset: 4px; }
.contact__qrbox img {
  width: 100%; height: 100%;
  object-fit: contain; display: block;
}
.contact__qrcap {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  margin: 0;
}
.contact__qrlabel {
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--ink-2); text-transform: uppercase;
}
.contact__qrsub {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 11.5px; letter-spacing: 0.1em; color: var(--mute);
}

.contact__tip {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 13px; color: var(--mute);
  margin: 0 0 80px; letter-spacing: 0.08em;
}

.contact__foot {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; justify-content: space-between;
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--mute); text-transform: uppercase;
  padding-top: 28px; border-top: 1px solid var(--line);
}
.contact__left, .contact__right { display: flex; gap: 18px; }
.contact__locales {
  margin-top: 18px;
  font-family: var(--serif-en);
  font-size: 11px; letter-spacing: 0.4em;
  color: var(--mute); text-transform: uppercase;
}
.contact__locales span { margin: 0 6px; }

/* ============================================================
   LIGHTBOX (图片)
   ============================================================ */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: none; align-items: center; justify-content: center;
}
.lightbox.is-open { display: flex; animation: lbFade 0.35s var(--ease); }
@keyframes lbFade { from { opacity: 0; } to { opacity: 1; } }
.lightbox__backdrop {
  position: absolute; inset: 0;
  background: rgba(10, 14, 20, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.lightbox__inner {
  position: relative; z-index: 1;
  width: min(94vw, 1280px); max-height: 92vh;
  display: flex; flex-direction: column; align-items: center; gap: 18px;
}
.lightbox__stage {
  position: relative; width: 100%; max-height: 74vh;
  display: flex; align-items: center; justify-content: center;
}
.lightbox__stage img {
  max-width: 100%; max-height: 74vh;
  width: auto; height: auto;
  object-fit: contain;
  border: 1px solid var(--line-2);
  background: var(--bg-3);
}
.lightbox__cap {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 12.5px; letter-spacing: 0.14em;
  color: var(--ink-2); margin-top: 14px; text-align: center;
}
.lightbox__close, .lightbox__nav {
  position: absolute;
  background: rgba(20, 28, 38, 0.72);
  border: 1px solid var(--line-2);
  color: var(--ink);
  font-family: var(--serif-en); font-size: 24px;
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s var(--ease); z-index: 5;
}
.lightbox__close:hover, .lightbox__nav:hover { background: var(--ink); color: var(--bg); }
.lightbox__close { top: -58px; right: 0; font-size: 20px; }
.lightbox__nav--prev { left: -66px; top: 50%; transform: translateY(-50%); }
.lightbox__nav--next { right: -66px; top: 50%; transform: translateY(-50%); }

.lightbox__thumbs { display: flex; gap: 8px; margin-top: 4px; flex-wrap: wrap; justify-content: center; }
.lightbox__thumbs button {
  width: 68px; height: 44px;
  border: 1px solid var(--line); padding: 0; overflow: hidden;
  background: var(--bg-3); cursor: pointer; opacity: 0.55;
  transition: all 0.3s var(--ease);
}
.lightbox__thumbs button:hover { opacity: 0.9; }
.lightbox__thumbs button.is-active { opacity: 1; border-color: var(--silver); }
.lightbox__thumbs img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================================
   PDF VIEWER
   ============================================================ */
.pdfbox {
  position: fixed; inset: 0; z-index: 210;
  display: none; align-items: center; justify-content: center;
}
.pdfbox.is-open { display: flex; animation: lbFade 0.35s var(--ease); }
.pdfbox__backdrop {
  position: absolute; inset: 0;
  background: rgba(10, 14, 20, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.pdfbox__inner {
  position: relative; z-index: 1;
  width: min(94vw, 1080px); height: 90vh;
  display: flex; flex-direction: column; gap: 12px;
}
.pdfbox__bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.pdfbox__title {
  font-family: var(--sans-zh); font-weight: 400;
  font-size: 15px; letter-spacing: 0.12em; color: var(--ink);
}
.pdfbox__actions { display: flex; gap: 10px; flex-wrap: wrap; }
.pdfbox__btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--sans-zh); font-weight: 400;
  font-size: 12.5px; letter-spacing: 0.1em;
  color: var(--ink-2);
  border: 1px solid var(--line-2);
  padding: 8px 14px;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}
.pdfbox__btn:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.pdfbox__btn--solid { background: var(--silver); color: #0A0E14; border-color: var(--silver); }
.pdfbox__btn--solid:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.pdfbox__stage {
  position: relative; flex: 1; min-height: 0;
  border: 1px solid var(--line-2);
  background: var(--bg-3);
  overflow: hidden;
}
.pdfbox__stage iframe {
  width: 100%; height: 100%; border: 0; display: block;
  background: #2A3038;
}
.pdfbox__loading {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; text-align: center; padding: 32px;
  background: var(--bg-3);
}
.pdfbox__spin {
  width: 26px; height: 26px;
  border: 1.5px solid var(--line-2);
  border-top-color: var(--silver);
  border-radius: 50%;
  animation: pdfSpin 0.9s linear infinite;
}
@keyframes pdfSpin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .pdfbox__spin { animation-duration: 2.4s; }
}
.pdfbox__loading-txt {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 12.5px; letter-spacing: 0.16em; color: var(--mute); margin: 0;
}
.pdfbox__fallback {
  position: absolute; inset: 0; z-index: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; text-align: center; padding: 32px;
  background: var(--bg-3);
}
.pdfbox__fb-title {
  font-family: var(--serif-zh); font-size: 22px;
  color: var(--ink); margin: 0; letter-spacing: 0.06em;
}
.pdfbox__fb-note {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 13.5px; line-height: 1.9; color: var(--ink-2); margin: 0;
}
.pdfbox__hint {
  font-family: var(--sans-zh); font-weight: 300;
  font-size: 12px; color: var(--mute); margin: 0;
  letter-spacing: 0.1em; text-align: center;
}

/* ============================================================
   TOAST
   ============================================================ */
.toast {
  position: fixed; left: 50%; bottom: 40px;
  transform: translateX(-50%) translateY(16px);
  z-index: 300;
  background: var(--ink); color: var(--bg);
  font-family: var(--sans-zh); font-size: 13.5px; letter-spacing: 0.1em;
  padding: 12px 22px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.toast.is-on { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   REVEAL
   ============================================================ */
.reveal {
  opacity: 0; transform: translateY(36px);
  transition: opacity 1.1s var(--ease), transform 1.1s var(--ease);
}
.reveal.is-in { opacity: 1; transform: translateY(0); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px) {
  .lightbox__nav--prev { left: 8px; }
  .lightbox__nav--next { right: 8px; }
  .nav__links { gap: 16px; }
  .nav__zh { font-size: 13.5px; letter-spacing: 0.1em; }
  .nav__en { font-size: 9.5px; letter-spacing: 0.16em; }
}

/* 桌面端 hero：竖版肖像做左半幅，文字在右 */
@media (min-width: 961px) {
  .hero {
    display: grid;
    grid-template-columns: 0.78fr 1.22fr;
    align-items: stretch;
  }
  .hero__bg { display: none; }
  .hero__portrait {
    display: block;
    position: relative;
    height: 100vh; overflow: hidden;
    background: var(--bg);
  }
  .hero__portrait img {
    width: 100%; height: 100%; object-fit: cover;
    object-position: 35% 50%;
    filter: brightness(0.92) contrast(1.04) saturate(0.95);
    animation: heroFloat 22s ease-in-out infinite alternate;
  }
  /* 桌面端：在肖像与文字之间画一条细分隔 */
  .hero__portrait::after {
    content: "";
    position: absolute; top: 8vh; bottom: 8vh; right: 0;
    width: 1px; background: linear-gradient(180deg, transparent, var(--line-2) 30%, var(--line-2) 70%, transparent);
  }
  .hero__content { max-width: none; }
}

@media (max-width: 960px) {
  .proj { grid-template-columns: 1fr; gap: 36px; margin-bottom: 96px; }
  .ads .proj:nth-child(even) { grid-template-columns: 1fr; }
  .ads .proj:nth-child(even) .proj__body { order: 0; }
  .doc__main { grid-template-columns: 1fr; }
  .press__grid { grid-template-columns: 1fr; }
  .contact__cards { grid-template-columns: 1fr; }
  .contact__card { border-right: 0; }
  .filmhead { align-items: flex-start; }
  .filmhead__right { align-items: flex-start; }
}

@media (max-width: 860px) {
  /* 导航项太多时，只保留中文，英文隐藏 */
  .nav__links { gap: 18px; }
  .nav__en { display: none; }
  .nav__zh { font-size: 14px; }
}

@media (max-width: 720px) {
  :root { --gutter: 20px; }
  .nav { padding: 16px var(--gutter); }
  .nav__links {
    display: none;
    position: fixed; inset: 0;
    background: rgba(10, 14, 20, 0.96);
    backdrop-filter: blur(20px);
    flex-direction: column; justify-content: center; align-items: center;
    gap: 28px; z-index: 90;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { align-items: center; padding: 8px 0; }
  .nav__zh {
    display: block;
    font-size: 24px; letter-spacing: 0.2em;
  }
  .nav__en {
    display: block;
    font-size: 11px; letter-spacing: 0.3em;
    color: var(--silver);
    margin-top: 4px;
  }
  .nav__menu { display: flex; flex-direction: column; gap: 5px; width: 28px; padding: 4px 0; z-index: 99; }
  .nav__menu span {
    display: block; width: 100%; height: 1px; background: var(--ink);
    transition: transform 0.4s var(--ease), opacity 0.3s;
  }
  .nav__menu.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .nav__menu.is-open span:nth-child(2) { opacity: 0; }
  .nav__menu.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .brand__role { display: none; }

  .hero__topline { padding-top: 80px; flex-wrap: wrap; font-size: 10px; }
  .hero__right { display: none; }
  .hero__name { font-size: clamp(80px, 24vw, 160px); }
  .hero__bottom { flex-direction: column; gap: 10px; align-items: flex-start; }

  .ads, .doc, .art, .press, .about { padding: 84px 0 64px; }
  .section__head { margin-bottom: 44px; }
  .section__title { font-size: clamp(36px, 9vw, 56px); }
  .section__meta { flex-direction: column; gap: 8px; }

  .proj__meta { grid-template-columns: 1fr; gap: 12px; }
  .proj__zoom { opacity: 1; transform: translateY(0); }

  .filmhead { margin-bottom: 44px; padding-bottom: 28px; }
  .filmhead__right { flex-direction: row; flex-wrap: wrap; }

  .tabs { grid-template-columns: 1fr; }
  .tab { border-right: 0; border-bottom: 1px solid var(--line); }
  .tab:last-child { border-bottom: 0; }

  .grid--2 { grid-template-columns: 1fr; }

  .about { padding: 84px var(--gutter); }
  .about__kicker { margin-bottom: 56px; }

  .contact { padding: 40px var(--gutter) 64px; }
  .contact__kicker { margin-bottom: 44px; }
  .contact__head { margin-bottom: 44px; }
  .contact__tip { margin-bottom: 56px; }
  .contact__val { font-size: 20px; }
  .contact__hint { opacity: 1; transform: translateY(0); }
  .contact__foot { flex-direction: column; gap: 12px; align-items: flex-start; }

  .lightbox__close { top: -52px; right: 4px; }
  .lightbox__nav--prev, .lightbox__nav--next { top: auto; bottom: -60px; transform: none; }
  .lightbox__nav--prev { left: calc(50% - 58px); }
  .lightbox__nav--next { right: calc(50% - 58px); }
  .lightbox__thumbs { display: none; }
  .lightbox__stage img { max-height: 62vh; }

  .pdfbox__inner { width: 100vw; height: 100vh; padding: 0 12px; }
  .pdfbox__bar { padding: 12px 0; }
  .pdfbox__hint { padding-bottom: 10px; }
}

@media (max-width: 420px) {
  .hero__name { font-size: 72px; }
  .proj__thumbs { grid-template-columns: repeat(2, 1fr); }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .hero__bg img { animation: none; }
}