@charset "utf-8";
/* ==========================================================================
   辉达娱乐 HUDA ENTERTAINMENT — 全站样式表
   设计语言：暗夜书卷（Dark Editorial）+ 暖金细线 + 12 栏不对称杂志栅格
   · 深底暖金，宋体大标题，衬线与编号构成版面秩序
   · 竖排书脊、双线分隔、首字下沉、上标注号 —— 纸媒排版语汇
   · 零第三方依赖，首屏无脚本可用，适配百度移动端抓取
   ========================================================================== */

:root {
  /* 底色（暖黑，非冷调） */
  --ink:      #0a0907;
  --ink-2:    #0f0d0a;
  --ink-3:    #16130d;
  --ink-4:    #1e1a12;

  /* 暖金 */
  --gold:     #c6a15b;
  --gold-hi:  #ebd3a0;
  --gold-dim: #8a6e3d;
  --gold-soft: rgba(198, 161, 91, .12);

  /* 文本 */
  --text:     #efe8db;
  --text-2:   #b3a997;
  --text-3:   #7c7365;

  /* 线 */
  --line:     rgba(235, 211, 160, .14);
  --line-2:   rgba(235, 211, 160, .3);

  /* 版面 */
  --wrap: 1280px;
  --gut: 30px;
  --rail: 64px;

  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong",
    "SimSun", Georgia, "Times New Roman", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC",
    -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --latin: "Bodoni MT", "Didot", "Times New Roman", Georgia, serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-2);
  background: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* 纸纹：极淡的斜向细线，避免大面积纯黑死板 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: repeating-linear-gradient(
      135deg,
      rgba(235, 211, 160, .016) 0 1px,
      transparent 1px 6px
    );
}

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

a { color: var(--gold); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--gold-hi); }

p { margin: 0 0 1.2em; }
ul, ol { margin: 0; padding: 0; }
li { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--text);
  line-height: 1.28;
  letter-spacing: .01em;
  margin: 0;
}

strong { color: var(--text); font-weight: 600; }
em { font-style: normal; color: var(--gold-hi); }

::selection { background: var(--gold); color: #14110b; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* ---------- 骨架 ---------- */

.wrap {
  width: min(var(--wrap), calc(100% - 72px));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gut);
}

/* 不对称列位：左重右轻，故意空出一列呼吸 */
.c-main  { grid-column: 1 / span 7; }
.c-side  { grid-column: 9 / span 4; }
.c-wide  { grid-column: 2 / span 9; }
.c-lead  { grid-column: 1 / span 8; }
.c-tight { grid-column: 8 / span 5; }
.c-full  { grid-column: 1 / -1; }

section { position: relative; }

/* ---------- 通用排版零件 ---------- */

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--gold);
  font-family: var(--sans);
}

.kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--gold);
  display: inline-block;
}

.kicker--bare::before { display: none; }

.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }

.rule--double { border: 0; border-top: 3px double var(--line-2); margin: 0; }

.lead {
  font-family: var(--serif);
  font-size: clamp(17px, 1.35vw, 20px);
  line-height: 1.95;
  color: var(--text-2);
}

.dropcap::first-letter {
  float: left;
  font-family: var(--serif);
  font-size: 4.2em;
  line-height: .82;
  padding: .06em .14em 0 0;
  color: var(--gold);
  font-weight: 600;
}

.num {
  font-family: var(--latin);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--gold-dim);
}

.muted { color: var(--text-3); }
.gold { color: var(--gold); }
.center { text-align: center; }

/* ---------- 顶栏 ---------- */

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 80;
  background: rgba(10, 9, 7, .94);
  border-bottom: 1px solid var(--line);
}

.topbar__in {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 74px;
  transition: height .3s ease;
}

.topbar.is-stuck .topbar__in { height: 62px; }

.brand {
  display: flex;
  align-items: baseline;
  gap: 9px;
  color: var(--text);
  flex-shrink: 0;
}

.brand__cn {
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--text);
}

.brand__dot {
  width: 6px;
  height: 6px;
  background: var(--gold);
  display: inline-block;
  transform: translateY(-6px);
}

.brand__en {
  font-family: var(--latin);
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--text-3);
  text-transform: uppercase;
}

.nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav a {
  font-size: 13.5px;
  letter-spacing: .06em;
  color: var(--text-2);
  padding: 6px 0;
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width .28s ease;
}

.nav a:hover, .nav a[aria-current="page"] { color: var(--gold-hi); }
.nav a:hover::after, .nav a[aria-current="page"]::after { width: 100%; }

.topbar__act { display: flex; align-items: center; gap: 10px; margin-left: 6px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 20px;
  font-size: 13.5px;
  letter-spacing: .08em;
  border: 1px solid var(--gold);
  color: var(--gold-hi);
  background: transparent;
  cursor: pointer;
  font-family: var(--sans);
  transition: background .25s ease, color .25s ease, border-color .25s ease;
}

.btn:hover { background: var(--gold-soft); color: var(--gold-hi); }

.btn--solid {
  background: var(--gold);
  border-color: var(--gold);
  color: #14110b;
  font-weight: 600;
}

.btn--solid:hover { background: var(--gold-hi); border-color: var(--gold-hi); color: #14110b; }

.btn--lg { height: 50px; padding: 0 30px; font-size: 14.5px; }

.btn--ghost { border-color: var(--line-2); color: var(--text-2); }
.btn--ghost:hover { border-color: var(--gold); color: var(--gold-hi); background: transparent; }

.burger {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  border: 1px solid var(--line-2);
  background: transparent;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}

.burger span {
  position: absolute;
  left: 11px;
  right: 11px;
  height: 1px;
  background: var(--gold-hi);
  transition: transform .25s ease, opacity .25s ease;
}

.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 21px; }
.burger span:nth-child(3) { top: 27px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 左侧书脊 ---------- */

.spine {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--rail);
  border-right: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 40;
  pointer-events: none;
}

.spine span {
  writing-mode: vertical-rl;
  font-family: var(--latin);
  font-size: 10.5px;
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* ---------- 首屏 ---------- */

.hero {
  padding: 168px 0 0;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  top: -14%;
  right: -12%;
  width: 780px;
  height: 780px;
  background: radial-gradient(circle, rgba(198, 161, 91, .13), transparent 62%);
  pointer-events: none;
}

.hero__grid { padding-bottom: 64px; align-items: start; }

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 30px;
}

.hero h1 {
  font-size: clamp(38px, 6.1vw, 82px);
  line-height: 1.06;
  letter-spacing: -.01em;
  margin-bottom: 26px;
}

.hero h1 .thin {
  display: block;
  font-weight: 400;
  color: var(--text-3);
  font-size: .54em;
  letter-spacing: .06em;
  margin-top: .22em;
}

.hero__lead {
  max-width: 30em;
  font-family: var(--serif);
  font-size: clamp(16px, 1.25vw, 18.5px);
  line-height: 2;
  color: var(--text-2);
  margin-bottom: 34px;
}

.hero__act { display: flex; flex-wrap: wrap; gap: 12px; }

.hero__meta {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.hero__meta dt {
  font-size: 11.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 4px;
}

.hero__meta dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 20px;
  color: var(--gold-hi);
}

/* 抽象图版：纯 CSS，不依赖图片，避免外链与 404 */
.figure {
  position: relative;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line-2);
  background:
    linear-gradient(160deg, #191510 0%, #100e0a 46%, #0b0a08 100%);
  overflow: hidden;
  isolation: isolate;
}

.figure::before {
  content: "";
  position: absolute;
  inset: 14% -30% 42% 26%;
  background: linear-gradient(112deg, rgba(198, 161, 91, .34), rgba(198, 161, 91, 0) 68%);
  transform: rotate(-14deg);
}

.figure::after {
  content: attr(data-mark);
  position: absolute;
  right: 18px;
  bottom: 6px;
  font-family: var(--latin);
  font-size: clamp(80px, 11vw, 150px);
  line-height: .82;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-2);
  letter-spacing: -.04em;
}

.figure__lines {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0 38px,
    rgba(235, 211, 160, .1) 38px 39px
  );
  -webkit-mask-image: linear-gradient(to bottom, #000 12%, transparent 74%);
  mask-image: linear-gradient(to bottom, #000 12%, transparent 74%);
}

.figure__cap {
  position: absolute;
  left: 20px;
  top: 20px;
  font-family: var(--latin);
  font-size: 10.5px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold);
}

.figure--wide { aspect-ratio: 16 / 10; }
.figure--sq { aspect-ratio: 1 / 1; }

/* 图版上移，与标题区破格叠压 */
.figure--offset { transform: translateY(-38px); }

/* ---------- 章节（跨页） ---------- */

.spread { padding: 96px 0; border-top: 1px solid var(--line); }
.spread--tint { background: var(--ink-2); }
.spread--deep { background: var(--ink-3); }

.spread__head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gut);
  align-items: end;
  padding-bottom: 20px;
  margin-bottom: 54px;
  border-bottom: 3px double var(--line-2);
}

.spread__index {
  grid-column: 1 / span 2;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.spread__index b {
  font-family: var(--latin);
  font-size: 40px;
  line-height: 1;
  font-weight: 400;
  color: var(--gold);
}

.spread__index i {
  font-style: normal;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--text-3);
}

.spread__title {
  grid-column: 3 / span 6;
  font-size: clamp(26px, 3.1vw, 40px);
  line-height: 1.24;
}

.spread__note {
  grid-column: 10 / span 3;
  font-size: 13px;
  line-height: 1.9;
  color: var(--text-3);
  text-align: right;
}

/* ---------- 编号条目（编辑式列表） ---------- */

.index-list { border-top: 1px solid var(--line); }
.index-list li { border-bottom: 1px solid var(--line); }

.index-list a,
.index-list__row {
  display: grid;
  grid-template-columns: 54px 1fr 150px;
  column-gap: 22px;
  align-items: start;
  padding: 26px 6px 26px 0;
  color: inherit;
  transition: background .3s ease, padding-left .3s ease;
}

.index-list a:hover { background: rgba(198, 161, 91, .05); padding-left: 10px; }

.index-list__no {
  font-family: var(--latin);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--gold-dim);
  padding-top: 6px;
}

.index-list__t {
  font-family: var(--serif);
  font-size: 21px;
  color: var(--text);
  margin-bottom: 8px;
  transition: color .25s ease;
}

.index-list a:hover .index-list__t { color: var(--gold-hi); }

.index-list__d { font-size: 14.5px; line-height: 1.85; color: var(--text-3); margin: 0; }

.index-list__tag {
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-dim);
  text-align: right;
  padding-top: 8px;
}

/* ---------- 编号卡片 ---------- */

.tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.tile {
  background: var(--ink-2);
  padding: 40px 36px 42px;
  position: relative;
  transition: background .3s ease;
}

.tile:hover { background: var(--ink-4); }

.tile__no {
  font-family: var(--latin);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--gold);
  display: block;
  margin-bottom: 22px;
}

.tile h3 { font-size: 24px; margin-bottom: 12px; letter-spacing: .02em; }

.tile p { font-size: 14.5px; color: var(--text-3); line-height: 1.9; margin-bottom: 18px; }

.tile__more {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.tile__more::after { content: "→"; transition: transform .25s ease; }
.tile:hover .tile__more::after { transform: translateX(5px); }

/* ---------- 数据条 ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 3px double var(--line-2);
  border-bottom: 1px solid var(--line);
}

.stat { padding: 34px 26px 32px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }

.stat b {
  display: block;
  font-family: var(--latin);
  font-size: clamp(34px, 3.6vw, 52px);
  font-weight: 400;
  line-height: 1;
  color: var(--gold-hi);
  letter-spacing: -.02em;
}

.stat b span { font-size: .42em; letter-spacing: .06em; margin-left: 4px; color: var(--gold-dim); }

.stat p { margin: 12px 0 0; font-size: 13px; letter-spacing: .1em; color: var(--text-3); }

/* ---------- 引言 ---------- */

.quote {
  border-left: 2px solid var(--gold);
  padding: 4px 0 4px 32px;
  font-family: var(--serif);
  font-size: clamp(19px, 2vw, 26px);
  line-height: 1.75;
  color: var(--text);
  margin: 0;
}

.quote footer {
  margin-top: 18px;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--text-3);
}

/* ---------- 流程 ---------- */

.steps { display: grid; gap: 0; border-top: 1px solid var(--line); }

.step {
  display: grid;
  grid-template-columns: 96px 1fr;
  column-gap: 26px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.step__no {
  font-family: var(--latin);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--gold);
  padding-top: 5px;
}

.step h3 { font-size: 19px; margin-bottom: 8px; }
.step p { margin: 0; font-size: 14.5px; color: var(--text-3); }

/* ---------- 表格 ---------- */

.table-wrap { overflow-x: auto; border: 1px solid var(--line); }

table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 620px; }

caption {
  caption-side: top;
  text-align: left;
  padding: 16px 20px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--text-3);
  border-bottom: 1px solid var(--line);
}

th, td {
  padding: 15px 20px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  font-weight: 600;
  color: var(--gold-hi);
  font-size: 13px;
  letter-spacing: .12em;
  background: rgba(198, 161, 91, .05);
  white-space: nowrap;
}

tbody tr:last-child td { border-bottom: 0; }
td { color: var(--text-2); }

/* ---------- 折叠问答 ---------- */

.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }

.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 44px 20px 0;
  position: relative;
  font-family: var(--serif);
  font-size: 18px;
  color: var(--text);
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 18px;
  font-family: var(--latin);
  font-size: 20px;
  color: var(--gold);
}

.faq details[open] summary::after { content: "−"; }

.faq p { padding: 0 40px 20px 0; margin: 0; font-size: 14.5px; color: var(--text-3); }

/* ---------- 表单 ---------- */

.form { border: 1px solid var(--line); background: var(--ink-2); padding: 38px 34px 34px; }

.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.field { margin-bottom: 18px; }

.field label {
  display: block;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 8px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--ink);
  border: 1px solid var(--line);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14.5px;
  padding: 12px 14px;
  border-radius: 0;
  transition: border-color .25s ease, background .25s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus { outline: none; border-color: var(--gold); background: var(--ink-3); }

.field textarea { resize: vertical; min-height: 112px; }

.field select { appearance: none; }

.form__note { font-size: 12.5px; color: var(--text-3); margin: 14px 0 0; }

.form__ok {
  display: none;
  border: 1px solid var(--gold);
  background: var(--gold-soft);
  color: var(--gold-hi);
  padding: 14px 18px;
  font-size: 14px;
  margin-bottom: 20px;
}

.form__ok.is-on { display: block; }

/* ---------- CTA 通栏 ---------- */

.cta {
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
  background:
    radial-gradient(circle at 78% 40%, rgba(198, 161, 91, .14), transparent 55%),
    var(--ink-3);
  padding: 84px 0;
}

.cta h2 { font-size: clamp(26px, 3.4vw, 44px); line-height: 1.25; margin-bottom: 18px; }
.cta p { max-width: 34em; color: var(--text-3); }
.cta__act { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- 面包屑 ---------- */

.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--text-3);
  padding: 0;
  margin: 0;
}

.crumb a { color: var(--text-3); }
.crumb a:hover { color: var(--gold-hi); }
.crumb li { display: flex; align-items: center; gap: 9px; }
.crumb li + li::before { content: "/"; color: var(--line-2); }
.crumb [aria-current="page"] { color: var(--gold); }

/* ---------- 内页头 ---------- */

.page-head {
  padding: 148px 0 62px;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}

.page-head::after {
  content: "";
  position: absolute;
  right: -8%;
  top: -30%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(198, 161, 91, .1), transparent 60%);
  pointer-events: none;
}

.page-head h1 {
  font-size: clamp(32px, 4.6vw, 60px);
  line-height: 1.14;
  margin: 22px 0 20px;
  max-width: 18em;
}

.page-head .lead { max-width: 44em; margin: 0; }

.page-head__side {
  border-left: 1px solid var(--line);
  padding-left: 26px;
  font-size: 13.5px;
  line-height: 2;
  color: var(--text-3);
}

/* ---------- 正文（文章） ---------- */

.prose { max-width: 46em; font-size: 16.5px; line-height: 2; color: var(--text-2); font-family: var(--sans); }

.prose h2 {
  font-size: clamp(22px, 2.2vw, 28px);
  margin: 52px 0 16px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.prose h3 { font-size: 19px; margin: 32px 0 10px; }
.prose p { margin: 0 0 1.3em; }
.prose ul, .prose ol { margin: 0 0 1.4em; padding-left: 0; }

.prose li { position: relative; padding-left: 22px; margin-bottom: 9px; }

.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 9px;
  height: 1px;
  background: var(--gold);
}

.prose blockquote {
  margin: 28px 0;
  padding: 18px 24px;
  border-left: 2px solid var(--gold);
  background: var(--ink-2);
  font-family: var(--serif);
  color: var(--text);
}

.prose table { margin: 26px 0; }
.prose a { text-decoration: underline; text-underline-offset: 3px; }

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--text-3);
  margin-bottom: 30px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

/* ---------- 侧栏 ---------- */

.aside-box { border: 1px solid var(--line); padding: 26px 24px; margin-bottom: 22px; background: var(--ink-2); }

.aside-box h3 {
  font-size: 15px;
  letter-spacing: .1em;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.aside-box ul li { margin-bottom: 10px; font-size: 14px; }
.aside-box ul a { color: var(--text-2); }
.aside-box ul a:hover { color: var(--gold-hi); }

/* ---------- 团队 / 艺人 ---------- */

.people {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.person { background: var(--ink-2); padding: 28px 26px 30px; position: relative; }

.person__ini {
  width: 54px;
  height: 54px;
  border: 1px solid var(--line-2);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 19px;
  color: var(--gold);
  margin-bottom: 20px;
}

.person h3 { font-size: 18px; margin-bottom: 4px; }
.person .role { font-size: 12px; letter-spacing: .14em; color: var(--gold-dim); margin-bottom: 12px; display: block; }
.person p { font-size: 13.5px; color: var(--text-3); margin: 0; line-height: 1.85; }

/* ---------- 案例 ---------- */

.case {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 0;
  border: 1px solid var(--line);
  margin-bottom: 1px;
  background: var(--ink-2);
}

.case__visual {
  position: relative;
  min-height: 260px;
  border-right: 1px solid var(--line);
  background: linear-gradient(150deg, #1a1610, #0d0b08 70%);
  overflow: hidden;
}

.case__visual b {
  position: absolute;
  left: 24px;
  bottom: 16px;
  font-family: var(--latin);
  font-size: 66px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-2);
}

.case__visual i {
  position: absolute;
  right: 24px;
  top: 24px;
  width: 90px;
  height: 1px;
  background: var(--gold);
  display: block;
}

.case__body { padding: 34px 34px 36px; }
.case__body h3 { font-size: 22px; margin-bottom: 10px; }
.case__body p { font-size: 14.5px; color: var(--text-3); }
.case__facts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

.case__facts span {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
  border: 1px solid var(--line-2);
  padding: 4px 12px;
}

/* ---------- 页脚 ---------- */

.footer {
  border-top: 1px solid var(--line-2);
  background: var(--ink-2);
  padding: 70px 0 0;
  position: relative;
  z-index: 1;
}

.footer__grid {
  display: grid;
  grid-template-columns: 4fr 2.4fr 2.4fr 3.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer h4 {
  font-size: 12.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
  font-family: var(--sans);
  font-weight: 600;
}

.footer p, .footer li { font-size: 13.5px; line-height: 2; color: var(--text-3); }
.footer li { margin-bottom: 2px; }
.footer a { color: var(--text-3); }
.footer a:hover { color: var(--gold-hi); }

.footer__brand {
  font-family: var(--serif);
  font-size: 26px;
  letter-spacing: .1em;
  color: var(--text);
  margin-bottom: 12px;
}

.footer__kw {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 2.1;
  color: var(--text-3);
}

.footer__bot {
  border-top: 1px solid var(--line);
  padding: 20px 0 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 12.5px;
  color: var(--text-3);
}

/* ---------- 工具 ---------- */

.to-top {
  position: fixed;
  right: 24px;
  bottom: 28px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-2);
  background: rgba(10, 9, 7, .9);
  color: var(--gold);
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s;
  z-index: 70;
  font-size: 15px;
}

.to-top.is-on { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { border-color: var(--gold); color: var(--gold-hi); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }

.notice {
  border: 1px solid var(--line-2);
  border-left: 2px solid var(--gold);
  padding: 16px 20px;
  font-size: 13.5px;
  line-height: 1.95;
  color: var(--text-3);
  background: var(--ink-2);
}

.tagrow { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 26px; }

.tagrow a, .tagrow span {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--text-2);
  border: 1px solid var(--line);
  padding: 5px 13px;
  transition: border-color .25s, color .25s;
}

.tagrow a:hover { border-color: var(--gold); color: var(--gold-hi); }

/* ---------- 响应式 ---------- */

@media (max-width: 1180px) {
  .spine { display: none; }
  .nav { gap: 18px; }
  .nav a { font-size: 13px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 980px) {
  :root { --gut: 22px; }
  .wrap { width: calc(100% - 44px); }

  .topbar__act .btn--ghost { display: none; }

  .nav {
    position: fixed;
    top: 74px;
    left: 0;
    right: 0;
    height: calc(100vh - 74px);
    background: var(--ink);
    border-top: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 18px 24px 40px;
    transform: translateX(100%);
    transition: transform .32s ease;
    overflow-y: auto;
    margin-left: 0;
  }

  .nav.is-open { transform: none; }
  .nav a { width: 100%; padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
  .nav a::after { display: none; }

  .burger { display: block; }
  .topbar__act { margin-left: 0; }
  .topbar__act .btn { height: 38px; padding: 0 14px; font-size: 12.5px; }

  .hero { padding-top: 126px; }
  .hero__grid { padding-bottom: 40px; }
  .c-main, .c-side, .c-wide, .c-lead, .c-tight, .c-full { grid-column: 1 / -1; }

  .hero__meta { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .hero__meta dd { font-size: 17px; }

  .figure { aspect-ratio: 16 / 11; margin-top: 34px; }
  .figure--offset { transform: none; }

  .spread { padding: 64px 0; }
  .spread__head { margin-bottom: 34px; grid-template-columns: 1fr; row-gap: 14px; }
  .spread__index, .spread__title, .spread__note { grid-column: 1 / -1; text-align: left; }
  .spread__title { font-size: 26px; }

  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }

  .tiles { grid-template-columns: 1fr; }
  .people { grid-template-columns: 1fr 1fr; }
  .case { grid-template-columns: 1fr; }
  .case__visual { border-right: 0; border-bottom: 1px solid var(--line); min-height: 180px; }

  .index-list a, .index-list__row { grid-template-columns: 38px 1fr; column-gap: 14px; }
  .index-list__tag { grid-column: 2; text-align: left; padding-top: 0; }

  .page-head { padding: 118px 0 42px; }
  .page-head__side { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 18px; margin-top: 26px; }

  .form__row { grid-template-columns: 1fr; }
  .form { padding: 26px 20px; }
  .cta { padding: 60px 0; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .to-top { right: 14px; bottom: 18px; }
}

@media (max-width: 620px) {
  body { font-size: 15.5px; }
  .people { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
  .hero__meta { grid-template-columns: 1fr 1fr; }
  .dropcap::first-letter { font-size: 3.4em; }
  .brand__en { display: none; }
  .step { grid-template-columns: 1fr; row-gap: 8px; }
  .quote { padding-left: 20px; }
  table { min-width: 520px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

@media print {
  .topbar, .spine, .to-top, .cta { display: none; }
  body { background: #fff; color: #000; }
}