/* ==========================================================================
   瑞企邦 官网 · 基础样式 v2（科技商务风）
   品牌色：渐变 #D82016 → #FF9F00 ｜ 主色 #F97316 ｜ 暖黑 #0C0908
           暖墨 #1F1A17 ｜ 米白 #FFFAF4 ｜ 金 #FFC53D
   用色规则：一画面渐变只出现一次；暖黑底 + 渐变是最强组合
   ========================================================================== */

/* hidden 属性永远优先于任何类的 display（提示条 hidden 时不该占位） */
[hidden] { display: none !important; }

:root {
  --ink: #0f1533;
  --ink-2: #1c2547;
  --ink-3: #3b4a7a;
  --muted: #6b7799;
  --cream: #f6f8ff;
  --paper: #ffffff;
  --paper-2: #fbfcff;
  --orange: #f97316;
  --orange-dark: #ea580c;
  --gold: #ffc53d;
  --violet: #7c3aed;
  --indigo: #4f46e5;
  --blue: #2563eb;
  --grad: linear-gradient(100deg, #4f46e5 0%, #7c3aed 52%, #a855f7 100%);
  --grad-warm: linear-gradient(90deg, #f97316 0%, #fbbf24 100%);
  --line: rgba(15, 21, 51, 0.1);
  --line-soft: rgba(15, 21, 51, 0.06);
  --line-strong: rgba(15, 21, 51, 0.16);
  --grid: rgba(15, 21, 51, 0.045);
  --shadow: 0 1px 2px rgba(15, 21, 51, 0.04), 0 14px 30px -22px rgba(30, 41, 90, 0.35);
  --shadow-lg: 0 28px 60px -34px rgba(30, 41, 90, 0.45);
  --radius: 10px;
  --radius-lg: 20px;
  --max: 1180px;
  --sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", "Times New Roman", serif;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;

  /* 颗粒噪点纹理（内联 SVG，避免额外请求） */
  --noise: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

/* ==========================================================================
   背景视觉系统 v3（fx 组件）
   一个 .fx 容器 = 渐变光场 + 双层网格 + 斜向光带 + 颗粒噪点 + 技术刻度环
   用法：<section class="hero"><div class="fx fx--dark"></div>…内容…</section>
   ========================================================================== */
.fx {
  position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
  --fx-line: rgba(255, 255, 255, 0.055);
  --fx-line-fine: rgba(255, 255, 255, 0.022);
  --fx-beam: rgba(255, 255, 255, 0.03);
  --fx-ring: rgba(255, 255, 255, 0.17);
  --fx-noise: 0.055;
}
.fx--light {
  --fx-line: rgba(15, 21, 51, 0.05);
  --fx-line-fine: rgba(15, 21, 51, 0.02);
  --fx-beam: rgba(15, 21, 51, 0.022);
  --fx-ring: rgba(15, 21, 51, 0.13);
  --fx-noise: 0.035;
}

/* 第 1 层：光场渐变 + 斜向光带 + 噪点 */
.fx {
  background-image:
    radial-gradient(50% 60% at 86% 0%, rgba(124, 58, 237, 0.38) 0%, rgba(79, 70, 229, 0.18) 42%, transparent 72%),
    radial-gradient(46% 58% at 3% 102%, rgba(37, 99, 235, 0.30) 0%, transparent 66%),
    radial-gradient(40% 46% at 56% 56%, rgba(168, 85, 247, 0.12) 0%, transparent 70%),
    radial-gradient(30% 34% at 78% 76%, rgba(249, 115, 22, 0.14) 0%, transparent 68%),
    repeating-linear-gradient(114deg, transparent 0 46px, var(--fx-beam) 46px 47px, transparent 47px 118px),
    var(--noise);
  background-size: auto, auto, auto, auto, auto, 180px 180px;
  background-repeat: no-repeat, no-repeat, no-repeat, no-repeat, repeat, repeat;
}
.fx--light {
  background-image:
    radial-gradient(58% 66% at 90% 0%, rgba(79, 70, 229, 0.09) 0%, transparent 62%),
    radial-gradient(46% 60% at 0% 100%, rgba(124, 58, 237, 0.075) 0%, transparent 64%),
    radial-gradient(40% 44% at 50% 40%, rgba(37, 99, 235, 0.05) 0%, transparent 70%),
    radial-gradient(26% 30% at 80% 70%, rgba(249, 115, 22, 0.06) 0%, transparent 68%),
    repeating-linear-gradient(114deg, transparent 0 54px, var(--fx-beam) 54px 55px, transparent 55px 132px),
    var(--noise);
  background-size: auto, auto, auto, auto, auto, 180px 180px;
  background-repeat: no-repeat, no-repeat, no-repeat, no-repeat, repeat, repeat;
}

/* 第 2 层：粗细双网格（径向渐隐） */
.fx::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--fx-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--fx-line) 1px, transparent 1px),
    linear-gradient(var(--fx-line-fine) 1px, transparent 1px),
    linear-gradient(90deg, var(--fx-line-fine) 1px, transparent 1px);
  background-size: 112px 112px, 112px 112px, 28px 28px, 28px 28px;
  -webkit-mask-image: radial-gradient(132% 116% at 22% 4%, #000 6%, rgba(0, 0, 0, 0.62) 46%, transparent 88%);
  mask-image: radial-gradient(132% 116% at 22% 4%, #000 6%, rgba(0, 0, 0, 0.62) 46%, transparent 88%);
}

/* 第 3 层：技术刻度环（同心虚线环，缓慢自转） */
.fx::after {
  content: ""; position: absolute; right: -9%; top: 50%;
  width: min(74vw, 760px); aspect-ratio: 1 / 1;
  transform: translateY(-50%);
  background: repeating-conic-gradient(from 0deg, var(--fx-ring) 0deg 0.4deg, transparent 0.4deg 5deg);
  -webkit-mask-image:
    radial-gradient(circle at 50% 50%, transparent 0 40%, #000 40% 40.5%, transparent 40.5% 46.5%,
      #000 46.5% 47.2%, transparent 47.2% 54.5%, #000 54.5% 54.9%, transparent 54.9% 63.5%,
      #000 63.5% 63.8%, transparent 63.8%);
  mask-image:
    radial-gradient(circle at 50% 50%, transparent 0 40%, #000 40% 40.5%, transparent 40.5% 46.5%,
      #000 46.5% 47.2%, transparent 47.2% 54.5%, #000 54.5% 54.9%, transparent 54.9% 63.5%,
      #000 63.5% 63.8%, transparent 63.8%);
  opacity: 0.75;
  animation: fxSpin 110s linear infinite;
}
@keyframes fxSpin { to { transform: translateY(-50%) rotate(360deg); } }

/* 内页页头用的紧凑刻度环 */
.fx--compact::after { width: min(52vw, 460px); right: -6%; opacity: 0.6; }

@media (max-width: 760px) {
  .fx::after { width: 128vw; right: -46%; opacity: 0.5; }
}
@media (prefers-reduced-motion: reduce) {
  .fx::after { animation: none; }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink-2);
  font-family: var(--sans);
  font-size: 15.5px;
  line-height: 1.85;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
::selection { background: rgba(249, 115, 22, 0.22); }

h1, h2, h3, h4 { color: var(--ink); margin: 0; font-weight: 700; letter-spacing: -0.015em; line-height: 1.26; }
p { margin: 0; }

/* ---------- 布局 ---------- */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section { position: relative; padding: 96px 0; }
.section--tight { padding: 64px 0; }
.section--paper { background: var(--paper); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
/* 点阵底纹：比纯线条更细腻、更有设计感 */
.section--grid::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(rgba(15, 21, 51, 0.11) 1.1px, transparent 1.2px),
    linear-gradient(90deg, transparent 0 88%, var(--line-soft) 88% 88.2%, transparent 88.2%);
  background-size: 24px 24px, 220px 100%;
  -webkit-mask-image: radial-gradient(120% 100% at 50% 0%, #000 8%, rgba(0, 0, 0, 0.5) 54%, transparent 92%);
  mask-image: radial-gradient(120% 100% at 50% 0%, #000 8%, rgba(0, 0, 0, 0.5) 54%, transparent 92%);
}
.section--grid::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(64% 52% at 84% 4%, rgba(249, 115, 22, 0.07) 0%, transparent 66%);
}
.section > .wrap { position: relative; }

.rule { display: flex; align-items: center; gap: 12px; margin: 0 0 34px; }
.rule::before { content: ""; width: 7px; height: 7px; background: var(--orange); }
.rule::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---------- 文字层级 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--orange-dark); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 20px; height: 1px; background: var(--orange); }
.h2 { font-size: clamp(26px, 3.1vw, 38px); letter-spacing: -0.02em; }
.h3 { font-size: 19px; }
.lead { color: var(--muted); font-size: 16.5px; max-width: 64ch; margin-top: 16px; }
.mono { font-family: var(--mono); letter-spacing: 0.08em; }
.tag-line {
  display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px;
  border: 1px solid var(--line); border-radius: 2px; background: var(--paper);
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.12em; color: var(--ink-3);
}

/* ---------- 按钮 ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 26px; border-radius: var(--radius);
  font-size: 15px; font-weight: 600; cursor: pointer; letter-spacing: 0.01em;
  border: 1px solid transparent; transition: all 0.18s ease; white-space: nowrap;
}
.btn--primary { background: var(--grad); color: #fff; box-shadow: 0 12px 26px -14px rgba(79, 70, 229, 0.65); }
.btn--primary:hover { background: linear-gradient(100deg, #4338ca 0%, #6d28d9 52%, #9333ea 100%); transform: translateY(-1px); box-shadow: 0 18px 32px -14px rgba(79, 70, 229, 0.6); }
.btn--dark { background: var(--ink); color: var(--cream); }
.btn--dark:hover { background: var(--ink-2); transform: translateY(-1px); }
.btn--ghost { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); background: rgba(15, 21, 51, 0.02); }
.btn--light { background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.26); color: var(--cream); }
.btn--light:hover { background: rgba(255, 255, 255, 0.16); }
.btn--block { width: 100%; }
.btn--sm { height: 38px; padding: 0 16px; font-size: 13.5px; }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

.link-more { color: var(--indigo); font-weight: 600; border-bottom: 1px solid rgba(79, 70, 229, 0.28); }
.link-more:hover { border-bottom-color: var(--indigo); }

/* ---------- 顶部导航 ---------- */
.top {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--line-soft);
}
.top__in { display: flex; align-items: center; gap: 34px; height: 72px; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__cn { font-family: var(--serif); font-size: 19px; font-weight: 700; color: var(--ink); letter-spacing: 0.06em; white-space: nowrap; }
.brand__en { font-family: var(--mono); font-size: 8.5px; letter-spacing: 0.3em; color: var(--muted); margin-top: 4px; }

.nav { display: flex; align-items: center; gap: 28px; margin-left: 10px; }
.nav a { font-size: 15px; font-weight: 500; color: var(--ink-3); padding: 6px 0; position: relative; }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -1px; height: 1.5px;
  background: var(--orange); transition: right 0.22s ease;
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after { right: 0; }
.nav a.is-active { color: var(--ink); font-weight: 600; }
.nav a.is-active::after { right: 0; }
.top__right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.top__right .btn { height: 40px; padding: 0 20px; font-size: 14px; }
.user-chip { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--ink); }
.user-chip img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); }
.burger { display: none; }

@media (max-width: 1000px) { .nav { gap: 20px; } .nav a { font-size: 14px; } }
@media (max-width: 940px) {
  .nav { position: fixed; inset: 72px 0 auto 0; flex-direction: column; gap: 0; align-items: stretch;
         background: var(--cream); border-bottom: 1px solid var(--line); padding: 8px 24px 18px; display: none; }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 0; border-bottom: 1px solid var(--line-soft); }
  .nav a::after { display: none; }
  .burger { display: grid; place-items: center; width: 42px; height: 42px; margin-left: auto;
            border: 1px solid var(--line-strong); border-radius: var(--radius); background: transparent; cursor: pointer; }
  .burger span { display: block; width: 17px; height: 1.5px; background: var(--ink); margin: 2.5px 0; }
  .top__right .btn--ghost { display: none; }
}
@media (max-width: 620px) {
  .section { padding: 64px 0; }
  .brand__en { display: none; }
  .top__in { gap: 12px; }
  .brand img { width: 30px; height: 30px; }
  .brand__cn { font-size: 17px; }
  .top__right .btn { height: 38px; padding: 0 14px; font-size: 13px; }
}

/* ---------- 首屏 ---------- */
.hero {
  position: relative; overflow: hidden; isolation: isolate; color: var(--cream);
  background:
    radial-gradient(70% 90% at 80% 8%, rgba(79, 70, 229, 0.34) 0%, transparent 62%),
    radial-gradient(56% 70% at 8% 92%, rgba(124, 58, 237, 0.30) 0%, transparent 66%),
    linear-gradient(158deg, #1a1f52 0%, #211a5e 48%, #1b1a4e 100%);
}
/* 底部渐深，托住数据条 */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 3; pointer-events: none;
  background: linear-gradient(180deg, transparent 42%, rgba(12, 15, 46, 0.42) 78%, rgba(10, 13, 40, 0.72) 100%);
}
/* 紫蓝细线收口 */
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; z-index: 5;
  background: linear-gradient(90deg, transparent 4%, rgba(167, 139, 250, 0.62) 42%, rgba(96, 165, 250, 0.5) 62%, transparent 96%);
}
/* 首屏背景实拍图 + 靛蓝遮罩 */
.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; opacity: 0.52; }
.hero__veil {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(96deg, rgba(18, 22, 62, 0.95) 0%, rgba(22, 18, 72, 0.8) 44%, rgba(28, 22, 84, 0.34) 100%);
}
.hero .fx { z-index: 2; opacity: 0.8; }
.hero__in { position: relative; z-index: 4; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 62px; align-items: center; padding: 96px 24px 100px; }
.hero__tag {
  display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px;
  border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 2px;
  background: rgba(255, 255, 255, 0.05);
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.14em; color: rgba(255, 255, 255, 0.84);
}
.hero__tag i { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); font-style: normal; }
.hero h1 { color: var(--cream); font-size: clamp(38px, 5.2vw, 62px); margin: 26px 0 0; letter-spacing: -0.03em; }
/* 品牌名固定用品牌色渐变（暖橙红），与蓝紫主题形成对比 */
.hero h1 .grad { background: linear-gradient(96deg, #ff9f00 0%, #f97316 45%, #d82016 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__sub { color: rgba(255, 255, 255, 0.74); font-size: 17.5px; margin-top: 22px; max-width: 34em; }
.hero__q { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 8px; }
.hero__q span {
  padding: 8px 15px; border-radius: 2px; font-size: 13.5px;
  background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.13);
  color: rgba(255, 255, 255, 0.9);
}
.hero__card {
  position: relative; background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg); padding: 30px;
  backdrop-filter: blur(10px) saturate(140%);
  box-shadow: 0 40px 80px -50px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.09);
}
/* 四角定位点，强化「技术图纸」观感 */
.hero__card::after {
  content: ""; position: absolute; inset: 10px; pointer-events: none;
  background:
    linear-gradient(rgba(167, 139, 250, 0.66), rgba(167, 139, 250, 0.66)) left top / 10px 1px no-repeat,
    linear-gradient(rgba(167, 139, 250, 0.66), rgba(167, 139, 250, 0.66)) left top / 1px 10px no-repeat,
    linear-gradient(rgba(167, 139, 250, 0.66), rgba(167, 139, 250, 0.66)) right bottom / 10px 1px no-repeat,
    linear-gradient(rgba(167, 139, 250, 0.66), rgba(167, 139, 250, 0.66)) right bottom / 1px 10px no-repeat;
  opacity: 0.72;
}
.hero__card::before {
  content: ""; position: absolute; top: 0; left: 26px; right: 26px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(167, 139, 250, 0.66), transparent);
}
.hero__card h3 { color: var(--cream); font-size: 17px; }
.hero__card ul { list-style: none; margin: 20px 0 0; padding: 0; }
.hero__card li {
  display: flex; gap: 14px; padding: 14px 0; border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.78); font-size: 14.5px;
}
.hero__card li b { color: var(--gold); font-weight: 600; min-width: 62px; font-family: var(--mono); font-size: 13px; letter-spacing: 0.06em; }
.hero__note { margin-top: 22px; font-size: 12.5px; color: rgba(255, 255, 255, 0.5); }

.hero__stats { position: relative; z-index: 4; border-top: 1px solid rgba(255, 255, 255, 0.12); }
.hero__stats .wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.hero__stats div { padding: 26px 24px 30px 0; border-right: 1px solid rgba(255, 255, 255, 0.1); }
.hero__stats div:last-child { border-right: 0; }
.hero__stats b { display: block; font-size: 27px; color: var(--cream); font-weight: 700; letter-spacing: -0.02em; }
.hero__stats span { font-size: 12.5px; color: rgba(255, 255, 255, 0.56); }

@media (max-width: 940px) {
  .hero__in { grid-template-columns: 1fr; gap: 40px; padding: 64px 24px 68px; }
  .hero__stats .wrap { grid-template-columns: repeat(2, 1fr); }
  .hero__stats div:nth-child(2) { border-right: 0; }
  .hero__stats div:nth-child(1), .hero__stats div:nth-child(2) { border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
}

/* ---------- 网格 / 卡片 ---------- */
.grid { display: grid; gap: 20px; margin-top: 46px; }

/* 配图服务卡（首页） */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
@media (max-width: 1000px) { .svc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px)  { .svc-grid { grid-template-columns: 1fr; } }
.svc {
  display: flex; flex-direction: column; overflow: hidden; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.svc:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(79, 70, 229, 0.32); }
.svc__img { aspect-ratio: 16 / 10; overflow: hidden; background: var(--paper-2); }
.svc__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.svc:hover .svc__img img { transform: scale(1.05); }
.svc__body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.svc__body h3 { font-size: 18px; }
.svc__body p { color: var(--muted); font-size: 14px; margin-top: 8px; flex: 1; }
.svc__meta { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line-soft); font-size: 13px; color: var(--muted); }
.svc__meta b { color: var(--indigo); font-weight: 700; font-family: var(--mono); font-size: 13.5px; }

/* 关于我们配图 */
.about-img { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.about-img img { width: 100%; display: block; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1000px) { .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 880px) { .grid--3, .grid--2 { grid-template-columns: 1fr; } }
@media (max-width: 620px) { .grid--4 { grid-template-columns: 1fr; } }

.card {
  position: relative; display: block; overflow: hidden;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 0; height: 2px; background: var(--orange);
  transition: width 0.28s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.card:hover::before { width: 46px; }
.card h3 { font-size: 18px; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 14.5px; }
.card__no {
  display: block; margin-bottom: 14px; font-family: var(--mono); font-size: 11.5px;
  font-weight: 600; letter-spacing: 0.16em; color: var(--orange-dark);
}
.card__meta {
  margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line-soft);
  font-size: 13px; color: var(--muted); display: flex; justify-content: space-between; gap: 10px;
}
.card__meta b { color: var(--ink); font-weight: 600; }
.card--dark { background: var(--ink); border-color: transparent; }
.card--dark h3 { color: var(--cream); }
.card--dark p { color: rgba(255, 255, 255, 0.62); }

.ticks { list-style: none; margin: 16px 0 0; padding: 0; }
.ticks li { position: relative; padding-left: 24px; font-size: 14.5px; color: var(--muted); margin-bottom: 9px; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: 11px; width: 8px; height: 2px; background: var(--orange); }
.ticks li b { color: var(--ink); font-weight: 600; }

.meter { margin-top: 24px; }
.meter__row { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.meter__row b { color: var(--ink); font-family: var(--mono); font-size: 12.5px; }
.meter__bar { height: 3px; background: var(--line-soft); border-radius: 3px; overflow: hidden; }
.meter__bar i { display: block; height: 100%; background: var(--orange); }

/* ---------- 表格 ---------- */
.table-wrap { margin-top: 32px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--paper); }
table.price { width: 100%; border-collapse: collapse; font-size: 14.5px; }
table.price th, table.price td { padding: 13px 20px; text-align: left; border-bottom: 1px solid var(--line-soft); }
table.price thead th {
  background: #f1f4ff; font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.14em;
  color: var(--ink-3); font-weight: 600; text-transform: uppercase;
}
table.price tbody tr:last-child td { border-bottom: 0; }
table.price tbody tr:hover { background: var(--paper-2); }
table.price td.num { color: var(--orange-dark); font-weight: 700; white-space: nowrap; font-family: var(--mono); font-size: 13.5px; }
table.price td.txt-muted { color: var(--muted); white-space: nowrap; }

.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }
.tab {
  padding: 9px 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper);
  font-size: 13.5px; font-weight: 600; color: var(--ink-3); cursor: pointer; transition: all 0.16s ease;
}
.tab:hover { border-color: var(--orange); color: var(--orange-dark); }
.tab.is-active { background: var(--ink); border-color: var(--ink); color: var(--cream); }
.pane { display: none; }
.pane.is-active { display: block; animation: fadeUp 0.3s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- 流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 46px; border-top: 1px solid var(--line); }
.step { padding: 26px 22px 26px 0; border-right: 1px solid var(--line-soft); }
.step:last-child { border-right: 0; }
.step b { display: block; font-family: var(--mono); font-size: 20px; font-weight: 700; color: var(--orange-dark); letter-spacing: 0.04em; }
.step h4 { font-size: 15.5px; margin: 10px 0 8px; }
.step p { font-size: 13.5px; color: var(--muted); }
@media (max-width: 1000px) { .steps { grid-template-columns: repeat(2, 1fr); } .step { border-bottom: 1px solid var(--line-soft); padding-right: 16px; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* ---------- 通用内容块 ---------- */
.prose { max-width: 74ch; }
.prose p + p { margin-top: 16px; }
.prose h3 { margin: 34px 0 12px; font-size: 19px; }
.quote {
  position: relative; margin-top: 26px; padding: 20px 24px;
  background: var(--paper); border: 1px solid var(--line); border-left: 2px solid var(--orange);
  border-radius: var(--radius); font-family: var(--serif); font-size: 18.5px; color: var(--ink); line-height: 1.75;
}
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 34px; } }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.chips span {
  padding: 6px 13px; border-radius: 2px; background: var(--paper); border: 1px solid var(--line);
  font-size: 13px; color: var(--ink-3);
}

.faq { margin-top: 30px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line-soft); padding: 17px 0; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--ink); font-size: 15.5px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--orange); font-weight: 700; font-family: var(--mono); }
.faq details[open] summary::after { content: "–"; }
.faq p { color: var(--muted); font-size: 14.5px; margin-top: 12px; }

.notice {
  display: flex; gap: 12px; align-items: flex-start; padding: 14px 18px; border-radius: var(--radius);
  font-size: 14px; background: #f4f7ff; border: 1px solid rgba(249, 115, 22, 0.24); color: var(--ink-3);
}
.notice--ok { background: #f2fbf5; border-color: rgba(23, 166, 115, 0.28); color: #12664a; }
.notice--err { background: #fef3f2; border-color: rgba(216, 32, 22, 0.24); color: #8f2019; }
.notice--info { background: var(--paper); border-color: var(--line); color: var(--ink-3); }

/* ---------- CTA ---------- */
.cta {
  position: relative; overflow: hidden; isolation: isolate; color: var(--cream);
  background:
    radial-gradient(60% 90% at 88% 12%, rgba(79, 70, 229, 0.32) 0%, transparent 64%),
    linear-gradient(120deg, #1a1f52 0%, #221a5c 100%);
}
.cta::before {
  content: ""; position: absolute; inset: auto auto -52% -14%; width: 720px; height: 720px; z-index: 0;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.42) 0%, rgba(249, 115, 22, 0.16) 42%, transparent 70%);
}
.cta::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; z-index: 3;
  background: linear-gradient(90deg, transparent, rgba(167, 139, 250, 0.5), transparent);
}
.cta__in { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 72px 24px; }
.cta h2 { color: var(--cream); font-size: clamp(24px, 3vw, 34px); }
.cta p { color: rgba(255, 255, 255, 0.7); margin-top: 14px; max-width: 46ch; }
@media (max-width: 880px) { .cta__in { flex-direction: column; align-items: flex-start; padding: 54px 24px; } }

/* ---------- 表单 ---------- */
.form { display: grid; gap: 18px; margin-top: 28px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 620px) { .form__row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 13px; font-weight: 600; color: var(--ink-3); letter-spacing: 0.02em; }
.field label i { color: var(--orange-dark); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; font-size: 15px; font-family: inherit; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-strong); border-radius: var(--radius);
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}
.field textarea { min-height: 118px; resize: vertical; line-height: 1.7; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.13);
}
.field .err { font-size: 12.5px; color: #b3261d; min-height: 16px; }
.field .hint { font-size: 12.5px; color: var(--muted); }
.form__foot { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 4px; }
.form__foot .hint, .hint { font-size: 12.5px; color: var(--muted); }

/* ---------- 内页页头 ---------- */
.page-head {
  position: relative; overflow: hidden; background: var(--paper-2);
  border-bottom: 1px solid var(--line-soft); padding: 62px 0 54px; isolation: isolate;
}
.page-head::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; z-index: 3;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.5), transparent 62%);
}
.page-head > .wrap { position: relative; z-index: 2; }
.page-head h1 { font-size: clamp(30px, 3.8vw, 44px); letter-spacing: -0.025em; }
.page-head .lead { margin-top: 18px; }
.crumb { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 18px; }
.crumb a:hover { color: var(--orange-dark); }

/* ---------- 登录 ---------- */
.auth-shell { display: grid; grid-template-columns: 1fr 1fr; min-height: calc(100vh - 72px); }
.auth-aside {
  position: relative; overflow: hidden; isolation: isolate; color: var(--cream); padding: 72px 56px;
  background: radial-gradient(70% 80% at 84% 6%, rgba(79, 70, 229, 0.32) 0%, transparent 64%),
              linear-gradient(160deg, #1a1f52 0%, #221a5c 100%);
}
.auth-aside::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(167, 139, 250, 0.52), transparent);
}
.auth-aside__in { position: relative; z-index: 2; max-width: 42ch; }
.auth-aside h2 { color: var(--cream); font-size: clamp(26px, 3vw, 36px); margin-top: 22px; }
.auth-aside p { color: rgba(255, 255, 255, 0.72); margin-top: 16px; }
.auth-main { display: flex; align-items: center; justify-content: center; padding: 60px 24px; }
.auth-box { width: 100%; max-width: 420px; }
.auth-box h1 { font-size: 28px; }
.auth-box > p.hint { color: var(--muted); margin-top: 10px; }
.tabs--line { display: flex; gap: 26px; margin: 28px 0 4px; border-bottom: 1px solid var(--line); }
.tabs--line button {
  background: none; border: 0; padding: 0 0 12px; font-size: 15px; font-weight: 600;
  color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tabs--line button.is-active { color: var(--ink); border-color: var(--orange); }
.code-row { display: flex; gap: 10px; }
.code-row input { flex: 1; }
.code-row .btn { height: auto; padding: 0 16px; font-size: 13.5px; white-space: nowrap; }
.divider { display: flex; align-items: center; gap: 14px; margin: 26px 0; color: var(--muted); font-size: 12.5px; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
@media (max-width: 940px) { .auth-shell { grid-template-columns: 1fr; } .auth-aside { display: none; } }

/* ---------- 会员中心 / 后台通用面板 ---------- */
.panel { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.panel + .panel { margin-top: 20px; }
.panel__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 20px; }
.panel__head h2 { font-size: 19px; }
.panel__head p { font-size: 13.5px; color: var(--muted); margin-top: 6px; max-width: 62ch; }

.profile { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.avatar {
  width: 76px; height: 76px; border-radius: 50%; object-fit: cover; overflow: hidden;
  background: #f1f4ff; border: 1px solid var(--line); display: grid; place-items: center;
  font-family: var(--serif); font-size: 26px; color: var(--orange-dark); flex-shrink: 0;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.profile__meta { display: flex; flex-direction: column; gap: 4px; }
.profile__meta b { font-size: 17px; color: var(--ink); }
.profile__meta span { font-size: 13px; color: var(--muted); }

.list { list-style: none; margin: 0; padding: 0; }
.list li { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px 0; border-top: 1px solid var(--line-soft); }
.list li:first-child { border-top: 0; }
.list .li-main { min-width: 0; }
.list .li-main b { display: block; font-size: 15px; color: var(--ink); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list .li-main span { font-size: 12.5px; color: var(--muted); }
.list .li-act { display: flex; gap: 8px; flex-shrink: 0; }
.mini-btn {
  padding: 6px 13px; font-size: 12.5px; border-radius: var(--radius); border: 1px solid var(--line-strong);
  background: var(--paper); color: var(--ink-3); cursor: pointer; transition: all 0.16s ease; white-space: nowrap;
}
.mini-btn:hover { border-color: var(--orange); color: var(--orange-dark); }
.mini-btn--danger:hover { border-color: #c92a20; color: #b3261d; }
.empty { padding: 30px 0; text-align: center; color: var(--muted); font-size: 14px; }
.dropzone {
  border: 1px dashed var(--line-strong); border-radius: var(--radius); padding: 26px; text-align: center;
  background: var(--paper-2); color: var(--muted); font-size: 14px; transition: border-color 0.18s ease;
}
.dropzone b { color: var(--ink); display: block; margin-bottom: 6px; font-size: 15px; }
.dropzone input[type="file"] { display: none; }
.spin { display: inline-block; width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 文章（前台） ---------- */
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 40px; }
@media (max-width: 1000px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .article-grid { grid-template-columns: 1fr; } }

.article-card {
  display: flex; flex-direction: column; overflow: hidden; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.article-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.article-card__body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.article-card h3 { font-size: 17px; line-height: 1.5; }
.article-card p { color: var(--muted); font-size: 14px; margin-top: 10px; flex: 1; }
.article-meta {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; color: var(--muted);
}
.article-meta .dot { width: 3px; height: 3px; background: var(--line-strong); border-radius: 50%; }
.badge {
  display: inline-flex; align-items: center; padding: 3px 9px; border-radius: 2px;
  background: rgba(249, 115, 22, 0.1); color: var(--orange-dark);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
}
.badge--draft { background: rgba(15, 21, 51, 0.06); color: var(--ink-3); }
.badge--live { background: rgba(23, 166, 115, 0.12); color: #12664a; }

.cover-art {
  position: relative; aspect-ratio: 16 / 9; overflow: hidden; isolation: isolate;
  background:
    radial-gradient(48% 66% at 88% 0%, rgba(124, 58, 237, 0.36) 0%, rgba(79, 70, 229, 0.16) 44%, transparent 72%),
    radial-gradient(44% 60% at 2% 104%, rgba(37, 99, 235, 0.26) 0%, transparent 68%),
    linear-gradient(135deg, #1b1f56 0%, #221a5c 52%, #171a48 100%);
}
.cover-art::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    repeating-linear-gradient(114deg, transparent 0 26px, rgba(255, 255, 255, 0.03) 26px 27px, transparent 27px 64px);
  background-size: 40px 40px, 40px 40px, auto;
  -webkit-mask-image: radial-gradient(120% 110% at 18% 6%, #000 8%, rgba(0, 0, 0, 0.5) 52%, transparent 92%);
  mask-image: radial-gradient(120% 110% at 18% 6%, #000 8%, rgba(0, 0, 0, 0.5) 52%, transparent 92%);
}
.cover-art::after {
  content: ""; position: absolute; right: -22%; top: 50%; width: 62%; aspect-ratio: 1 / 1;
  transform: translateY(-50%); z-index: 0; opacity: 0.65;
  background: repeating-conic-gradient(from 0deg, rgba(255, 255, 255, 0.2) 0deg 0.6deg, transparent 0.6deg 6deg);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, transparent 0 38%, #000 38% 38.6%, transparent 38.6% 48%, #000 48% 48.6%, transparent 48.6% 60%, #000 60% 60.4%, transparent 60.4%);
  mask-image: radial-gradient(circle at 50% 50%, transparent 0 38%, #000 38% 38.6%, transparent 38.6% 48%, #000 48% 48.6%, transparent 48.6% 60%, #000 60% 60.4%, transparent 60.4%);
}
.cover-art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.cover-art__tag { position: absolute; left: 20px; bottom: 18px; z-index: 2; font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; color: rgba(255, 255, 255, 0.86); }
.cover-art__line { position: absolute; left: 20px; right: 20px; top: 22px; height: 1px; background: rgba(255, 255, 255, 0.16); z-index: 2; }

.article-hero {
  position: relative; overflow: hidden; background: var(--paper-2);
  border-bottom: 1px solid var(--line-soft); padding: 54px 0 44px; isolation: isolate;
}
.article-hero > .wrap { position: relative; z-index: 2; max-width: 820px; }
.article-hero h1 { font-size: clamp(28px, 3.6vw, 40px); letter-spacing: -0.025em; margin-top: 14px; }
.article-hero .lead { margin-top: 18px; }

.article-body { max-width: 820px; margin: 0 auto; padding: 54px 0 20px; font-size: 16.5px; line-height: 1.95; color: var(--ink-2); }
.article-body h1 { font-size: 27px; margin: 44px 0 16px; }
.article-body h2 { font-size: 23px; margin: 42px 0 14px; padding-left: 16px; border-left: 3px solid var(--orange); }
.article-body h3 { font-size: 19px; margin: 34px 0 12px; }
.article-body h1:first-child, .article-body h2:first-child { margin-top: 0; }
.article-body p { margin: 16px 0; }
.article-body strong { color: var(--ink); font-weight: 700; }
.article-body ul, .article-body ol { margin: 16px 0; padding-left: 22px; }
.article-body li { margin: 8px 0; }
.article-body li::marker { color: var(--orange); }
.article-body blockquote {
  margin: 26px 0; padding: 18px 24px; background: var(--paper); border: 1px solid var(--line);
  border-left: 2px solid var(--orange); border-radius: var(--radius); font-family: var(--serif); font-size: 17.5px;
}
.article-body code { font-family: var(--mono); font-size: 13.5px; background: rgba(15, 21, 51, 0.05); padding: 2px 6px; border-radius: 3px; }
.article-body pre { margin: 24px 0; padding: 18px 20px; background: var(--ink); color: #e9edff; border-radius: var(--radius); overflow-x: auto; }
.article-body pre code { background: none; color: inherit; padding: 0; font-size: 13px; line-height: 1.7; }
.article-body a { color: var(--indigo); border-bottom: 1px solid rgba(79, 70, 229, 0.3); }
.article-body hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
.article-body img { margin: 24px 0; border-radius: var(--radius); border: 1px solid var(--line); }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14.5px; border: 1px solid var(--line); }
.article-body th, .article-body td { padding: 11px 16px; border-bottom: 1px solid var(--line-soft); text-align: left; }
.article-body thead th { background: #f1f4ff; font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.1em; color: var(--ink-3); }
.article-body tbody tr:last-child td { border-bottom: 0; }
.article-foot { max-width: 820px; margin: 20px auto 0; padding: 26px 0 0; border-top: 1px solid var(--line); }

.cat-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.cat-bar a {
  padding: 7px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper);
  font-size: 13.5px; color: var(--ink-3); transition: all 0.16s ease;
}
.cat-bar a:hover { border-color: var(--orange); color: var(--orange-dark); }
.cat-bar a.is-active { background: var(--ink); border-color: var(--ink); color: var(--cream); }

/* ---------- 动效 ---------- */
[data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 页脚 ---------- */
.foot {
  position: relative; overflow: hidden; isolation: isolate; font-size: 14px; color: rgba(255, 255, 255, 0.7);
  background: linear-gradient(180deg, #141a45 0%, #1a1a4e 100%);
}
.foot::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(54% 76% at 92% 0%, rgba(124, 58, 237, 0.18) 0%, rgba(79, 70, 229, 0.10) 40%, transparent 70%),
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: auto, 72px 72px, 72px 72px;
  background-repeat: no-repeat, repeat, repeat;
  -webkit-mask-image: linear-gradient(180deg, #000, rgba(0, 0, 0, 0.35) 62%, transparent 100%);
  mask-image: linear-gradient(180deg, #000, rgba(0, 0, 0, 0.35) 62%, transparent 100%);
}
/* 品牌水印字 */
.foot::after {
  content: "瑞企邦"; position: absolute; right: -1%; bottom: 22px; z-index: 0;
  font-family: var(--serif); font-weight: 700; line-height: 1;
  font-size: clamp(88px, 15vw, 200px); letter-spacing: 0.02em;
  color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, 0.07);
  pointer-events: none; user-select: none;
}
.foot__in { position: relative; z-index: 1; display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; padding: 62px 24px 44px; }
.foot h4 { color: var(--cream); font-size: 14px; margin-bottom: 16px; font-family: var(--mono); letter-spacing: 0.14em; font-weight: 600; }
.foot a { color: rgba(255, 255, 255, 0.68); display: block; padding: 5px 0; }
.foot a:hover { color: var(--gold); }
.foot__brand img { width: 40px; margin-bottom: 16px; border-radius: 10px; }
.foot__brand .slogan { font-family: var(--serif); font-size: 19px; color: var(--cream); letter-spacing: 0.04em; }
.foot__brand p { margin-top: 12px; font-size: 13px; color: rgba(255, 255, 255, 0.5); }
.foot__bar {
  position: relative; z-index: 1; border-top: 1px solid rgba(255, 255, 255, 0.12); padding: 22px 0;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12.5px; color: rgba(255, 255, 255, 0.44); font-family: var(--mono); letter-spacing: 0.06em;
}
@media (max-width: 880px) { .foot__in { grid-template-columns: 1fr 1fr; gap: 30px; padding: 44px 24px 30px; } }
@media (max-width: 560px) { .foot__in { grid-template-columns: 1fr; } }