/* ============================================================
   DJYF · 跨境情报与出海导航
   视觉风格：neo-brutalism lite（奶油底 + 粗描边 + 硬投影 + 撞色）
   ============================================================ */

:root {
  --ink: #17150f;
  --ink-soft: #4a453a;
  --muted: #7c7567;
  --paper: #fffdf7;
  --cream: #fff2e2;
  --cream-2: #ffe8cf;

  --coral: #ff6b3d;
  --coral-d: #e04e20;
  --lime: #ccf24d;
  --blue: #2f5bff;
  --mint: #05c08b;
  --violet: #7b5cff;
  --amber: #ffb020;
  --pink: #ff7bc8;
  --slate: #5f6b7a;

  --radius: 18px;
  --radius-lg: 26px;
  --bw: 2px;
  --shadow: 5px 5px 0 var(--ink);
  --shadow-sm: 3px 3px 0 var(--ink);
  --shadow-lg: 8px 8px 0 var(--ink);
  --maxw: 1180px;

  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei",
    "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 底噪点纹理，增加质感 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  background-image: radial-gradient(var(--ink) 0.6px, transparent 0.6px);
  background-size: 4px 4px;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 15px; }

::selection { background: var(--lime); color: var(--ink); }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ============================ 顶部滚动条 ============================ */

.ticker {
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.02em;
  overflow: hidden;
  white-space: nowrap;
  height: 36px;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 60;
}
.ticker-track {
  display: inline-flex;
  gap: 42px;
  padding-left: 24px;
  animation: tickerMove 42s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-item { display: inline-flex; align-items: center; gap: 8px; }
.ticker-item b {
  color: var(--lime);
  font-weight: 800;
  font-size: 11px;
  letter-spacing: 0.08em;
}
.ticker-dot { color: var(--coral); }

@keyframes tickerMove {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================ 页头 ============================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 253, 247, 0.92);
  backdrop-filter: blur(12px) saturate(1.4);
  border-bottom: var(--bw) solid var(--ink);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border: var(--bw) solid var(--ink);
  border-radius: 12px;
  background: var(--coral);
  box-shadow: var(--shadow-sm);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 15px;
  letter-spacing: -0.04em;
  color: #fff;
  transform: rotate(-4deg);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.brand:hover .brand-mark { transform: rotate(6deg) scale(1.06); }

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name {
  font-weight: 900;
  font-size: 19px;
  letter-spacing: -0.01em;
}
.brand-sub {
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
}
.main-nav a {
  position: relative;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 700;
  border-radius: 10px;
  transition: background 0.18s, color 0.18s;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 3px;
  border-radius: 3px;
  background: var(--coral);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.24s cubic-bezier(0.65, 0, 0.35, 1);
}
.main-nav a:hover { background: var(--cream); }
.main-nav a:hover::after,
.main-nav a.active::after { transform: scaleX(1); }
.main-nav a.active { background: var(--cream); }

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ============================ 按钮 ============================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: var(--bw) solid var(--ink);
  border-radius: 12px;
  background: var(--paper);
  color: var(--ink);
  font-weight: 800;
  font-size: 14.5px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.14s, box-shadow 0.14s, background 0.14s;
  white-space: nowrap;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); }
.btn:active { transform: translate(3px, 3px); box-shadow: 0 0 0 var(--ink); }

.btn-primary { background: var(--coral); color: #fff; }
.btn-primary:hover { background: var(--coral-d); }
.btn-lime { background: var(--lime); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ghost { background: transparent; box-shadow: none; border-color: transparent; }
.btn-ghost:hover { background: var(--cream); box-shadow: none; transform: none; }
.btn-sm { padding: 7px 14px; font-size: 13px; border-radius: 10px; }
.btn-lg { padding: 15px 28px; font-size: 16.5px; border-radius: 14px; }
.btn-block { width: 100%; }

/* ============================ Hero ============================ */

.hero {
  position: relative;
  padding: 72px 0 64px;
  overflow: hidden;
  border-bottom: var(--bw) solid var(--ink);
  background:
    radial-gradient(circle at 82% 18%, var(--cream-2) 0%, transparent 46%),
    radial-gradient(circle at 10% 88%, #eaf5ff 0%, transparent 40%),
    var(--paper);
}

.hero-blob {
  position: absolute;
  border-radius: 46% 54% 62% 38% / 52% 40% 60% 48%;
  border: var(--bw) solid var(--ink);
  z-index: 0;
  pointer-events: none;
}
.hero-blob.b1 {
  width: 240px; height: 240px;
  right: -60px; top: 30px;
  background: var(--lime);
  opacity: 0.5;
  animation: blobFloat 16s ease-in-out infinite;
}
.hero-blob.b2 {
  width: 160px; height: 160px;
  right: 200px; bottom: -70px;
  background: var(--pink);
  opacity: 0.35;
  animation: blobFloat 12s ease-in-out infinite reverse;
}
@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-16px, 20px) rotate(14deg); }
}

.hero-inner { position: relative; z-index: 2; max-width: 760px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: var(--bw) solid var(--ink);
  border-radius: 999px;
  background: var(--lime);
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.eyebrow .live-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--coral);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.72); }
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.03em;
}
.hero h1 .mark {
  position: relative;
  display: inline-block;
  z-index: 1;
}
.hero h1 .mark::after {
  content: "";
  position: absolute;
  left: -4px; right: -4px;
  bottom: 6px;
  height: 38%;
  background: var(--lime);
  z-index: -1;
  transform: skewX(-8deg);
  border-radius: 3px;
}

.hero p.lead {
  margin: 0 0 32px;
  font-size: 17.5px;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 600px;
}

/* 搜索框 */
.search-hero {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--paper);
  border: var(--bw) solid var(--ink);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 6px;
  max-width: 620px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.search-hero:focus-within {
  box-shadow: 7px 7px 0 var(--coral);
  transform: translate(-1px, -1px);
}
.search-hero svg { flex-shrink: 0; margin-left: 10px; }
.search-hero input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  padding: 12px 12px;
  font-size: 15.5px;
  min-width: 0;
}
.search-hero input::placeholder { color: #a8a294; }
.search-hero .btn { border-radius: 11px; }

.hero-hints {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 13px;
  color: var(--muted);
}
.hero-hints .hint {
  padding: 4px 11px;
  border: 1.5px solid #d9d2c2;
  border-radius: 999px;
  background: #fff;
  font-weight: 600;
  color: var(--ink-soft);
  transition: all 0.16s;
}
.hero-hints .hint:hover {
  border-color: var(--ink);
  background: var(--cream);
  transform: translateY(-1px);
}

/* ============================ 数据条 ============================ */

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: var(--bw) solid var(--ink);
  border-radius: var(--radius);
  background: var(--ink);
  overflow: hidden;
  margin: -1px 0 0;
  position: relative;
  z-index: 2;
}
.stat {
  padding: 22px 24px;
  background: var(--paper);
  text-align: left;
  border-right: 2px solid var(--ink);
}
.stat:last-child { border-right: 0; }
.stat b {
  display: block;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.stat span {
  font-size: 12.5px;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.03em;
}
.stat:nth-child(1) b { color: var(--coral); }
.stat:nth-child(2) b { color: var(--blue); }
.stat:nth-child(3) b { color: var(--mint); }
.stat:nth-child(4) b { color: var(--violet); }

/* ============================ 通用区块 ============================ */

.section { padding: 72px 0; position: relative; }
.section.tight { padding: 52px 0; }
.section-cream { background: var(--cream); border-bottom: var(--bw) solid var(--ink); border-top: var(--bw) solid var(--ink); }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.section-title {
  margin: 0;
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.2;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-title .kicker {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--paper);
  background: var(--ink);
  padding: 5px 10px;
  border-radius: 7px;
  transform: rotate(-3deg);
  flex-shrink: 0;
}
.section-desc {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  max-width: 560px;
}

/* ============================ 分类快捷入口 ============================ */

.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.cat-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border: var(--bw) solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  transition: transform 0.16s, box-shadow 0.16s;
}
.cat-card:hover { transform: translate(-2px, -2px); box-shadow: var(--shadow); }
.cat-ico {
  width: 46px; height: 46px;
  flex-shrink: 0;
  border: var(--bw) solid var(--ink);
  border-radius: 13px;
  display: grid;
  place-items: center;
  font-size: 11.5px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.cat-card .cat-name { font-weight: 800; font-size: 15.5px; line-height: 1.3; }
.cat-card .cat-count { font-size: 12px; color: var(--muted); font-weight: 600; }

/* 颜色工具类 */
.bg-coral { background: var(--coral); color: #fff; }
.bg-violet { background: var(--violet); color: #fff; }
.bg-mint { background: var(--mint); color: #fff; }
.bg-blue { background: var(--blue); color: #fff; }
.bg-amber { background: var(--amber); }
.bg-pink { background: var(--pink); }
.bg-slate { background: var(--slate); color: #fff; }
.bg-lime { background: var(--lime); }

/* ============================ 资讯卡片 ============================ */

.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 36px;
  align-items: start;
}

.article-list { display: grid; gap: 18px; }

.article-card {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 22px;
  padding: 18px;
  border: var(--bw) solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  transition: transform 0.16s, box-shadow 0.16s;
  align-items: stretch;
}
.article-card:hover { transform: translate(-2px, -2px); box-shadow: var(--shadow); }

.thumb {
  border: var(--bw) solid var(--ink);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  min-height: 118px;
  display: grid;
  place-items: center;
}
.thumb .thumb-code {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: rgba(23, 21, 15, 0.55);
  padding: 4px 8px;
  border: 1.5px dashed rgba(23, 21, 15, 0.35);
  border-radius: 6px;
}
.thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(23, 21, 15, 0.16) 0.8px, transparent 0.8px);
  background-size: 7px 7px;
  opacity: 0.5;
}

/* 封面渐变，10 套 */
.c1 { background: linear-gradient(135deg, #ffd9c7 0%, #ff6b3d 100%); }
.c2 { background: linear-gradient(135deg, #d9d0ff 0%, #7b5cff 100%); }
.c3 { background: linear-gradient(135deg, #c8f7e6 0%, #05c08b 100%); }
.c4 { background: linear-gradient(135deg, #cfe0ff 0%, #2f5bff 100%); }
.c5 { background: linear-gradient(135deg, #ffe6b0 0%, #ffb020 100%); }
.c6 { background: linear-gradient(135deg, #ffd6ea 0%, #ff7bc8 100%); }
.c7 { background: linear-gradient(135deg, #e8f7a8 0%, #a8d92b 100%); }
.c8 { background: linear-gradient(135deg, #d3e8f0 0%, #5f6b7a 100%); }
.c9 { background: linear-gradient(135deg, #ffe0d0 0%, #f08a4b 100%); }
.c10 { background: linear-gradient(135deg, #dfe4ff 0%, #5561c9 100%); }

.article-body { display: flex; flex-direction: column; min-width: 0; }

.article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.tag-cat {
  padding: 3px 9px;
  border: 1.5px solid var(--ink);
  border-radius: 6px;
  background: var(--cream);
  color: var(--ink);
  font-weight: 800;
  font-size: 11.5px;
}
.tag-sample {
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--lime);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
}
.tag-hot {
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--coral);
  color: #fff;
  font-size: 10.5px;
  font-weight: 800;
}

.article-card h3 {
  margin: 0 0 8px;
  font-size: 19px;
  line-height: 1.42;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.article-card:hover h3 { color: var(--coral-d); }
.article-card .excerpt {
  margin: 0;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.68;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-foot {
  margin-top: auto;
  padding-top: 12px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}
.article-foot .arrow {
  margin-left: auto;
  font-weight: 800;
  color: var(--coral-d);
  transition: transform 0.2s;
}
.article-card:hover .arrow { transform: translateX(5px); }

/* ============================ 侧栏 ============================ */

.sidebar { display: grid; gap: 20px; position: sticky; top: 96px; }

.side-card {
  border: var(--bw) solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  padding: 22px;
}
.side-card.dark {
  background: var(--ink);
  color: var(--paper);
}
.side-card.lime { background: var(--lime); }

.side-title {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.side-title .dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--coral);
  border: 1.5px solid var(--ink);
}

.rank-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.rank-list li { display: flex; gap: 12px; align-items: flex-start; padding: 10px 0; border-bottom: 1.5px dashed #ddd5c4; }
.rank-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.rank-num {
  font-size: 15px;
  font-weight: 900;
  color: var(--coral);
  min-width: 20px;
  font-variant-numeric: tabular-nums;
  line-height: 1.5;
}
.rank-list a { font-size: 14px; font-weight: 700; line-height: 1.5; }
.rank-list a:hover { color: var(--coral-d); }
.rank-list small { display: block; color: var(--muted); font-weight: 600; font-size: 11.5px; margin-top: 2px; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 5px 12px;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  background: var(--paper);
  transition: all 0.16s;
}
.chip:hover { background: var(--ink); color: var(--paper); transform: translateY(-1px); }
.chip.on { background: var(--coral); color: #fff; }

/* 订阅卡 */
.sub-card { text-align: left; }
.sub-card h4 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.sub-card p { margin: 0 0 16px; font-size: 13px; color: #b8b1a3; line-height: 1.6; }
.sub-form { display: grid; gap: 10px; }
.sub-form input {
  width: 100%;
  padding: 11px 14px;
  border: 2px solid #4a453a;
  border-radius: 10px;
  background: #26231c;
  color: var(--paper);
  outline: none;
  transition: border-color 0.18s;
}
.sub-form input::placeholder { color: #8b8478; }
.sub-form input:focus { border-color: var(--lime); }

/* ============================ 导航站 ============================ */

.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  align-items: center;
}
.filter-btn {
  padding: 8px 16px;
  border: var(--bw) solid var(--ink);
  border-radius: 10px;
  background: var(--paper);
  font-size: 13.5px;
  font-weight: 800;
  box-shadow: 3px 3px 0 var(--ink);
  transition: all 0.14s;
}
.filter-btn:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); }
.filter-btn.active { background: var(--ink); color: var(--paper); box-shadow: 3px 3px 0 var(--coral); }
.filter-btn .cnt { opacity: 0.6; font-weight: 700; margin-left: 4px; font-size: 12px; }

.site-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(258px, 1fr));
  gap: 16px;
}

.site-card {
  display: flex;
  gap: 14px;
  padding: 18px;
  border: var(--bw) solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  transition: transform 0.16s, box-shadow 0.16s, background 0.16s;
  position: relative;
  overflow: hidden;
}
.site-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow);
  background: #fffaf0;
}
.site-card .logo-box {
  width: 44px; height: 44px;
  flex-shrink: 0;
  border: var(--bw) solid var(--ink);
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: -0.02em;
  overflow: hidden;
}
.site-card .s-name {
  font-weight: 800;
  font-size: 15px;
  line-height: 1.35;
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.site-card .s-desc {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.mini-tag {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 5px;
  background: var(--cream-2);
  color: var(--ink-soft);
  border: 1px solid #e2d8c6;
  letter-spacing: 0.02em;
}
.mini-tag.hot { background: var(--coral); color: #fff; border-color: var(--ink); }

.empty {
  text-align: center;
  padding: 60px 20px;
  border: 2px dashed #d5cdbc;
  border-radius: var(--radius);
  color: var(--muted);
  font-weight: 600;
}

/* ============================ 文章详情 ============================ */

.article-page { padding: 48px 0 80px; }
.article-wrap { max-width: 760px; margin: 0 auto; }

.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 24px;
}
.crumb a:hover { color: var(--coral-d); }
.crumb .sep { opacity: 0.5; }

.article-hero h1 {
  margin: 12px 0 18px;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.26;
  font-weight: 900;
  letter-spacing: -0.025em;
}
.article-hero .meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
  padding-bottom: 24px;
  border-bottom: var(--bw) solid var(--ink);
  margin-bottom: 32px;
}

.article-cover {
  height: 220px;
  border: var(--bw) solid var(--ink);
  border-radius: var(--radius);
  margin-bottom: 32px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.article-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(23, 21, 15, 0.14) 1px, transparent 1px);
  background-size: 10px 10px;
}

.prose { font-size: 16.5px; line-height: 1.92; color: #211f18; }
.prose p { margin: 0 0 22px; }
.prose h2 {
  margin: 40px 0 16px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.015em;
  line-height: 1.4;
  padding-left: 14px;
  border-left: 5px solid var(--coral);
}
.prose h2:first-child { margin-top: 0; }
.prose blockquote {
  margin: 26px 0;
  padding: 18px 22px;
  border: var(--bw) solid var(--ink);
  border-left-width: 7px;
  border-radius: 10px;
  background: var(--cream);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.prose strong { font-weight: 800; background: linear-gradient(transparent 62%, var(--lime) 62%); }

.sample-banner {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 18px;
  border: var(--bw) solid var(--ink);
  border-radius: 12px;
  background: var(--lime);
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 28px;
}

/* ============================ 表单 ============================ */

.form-page { padding: 56px 0 80px; }
.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 40px;
  align-items: start;
}

.form-card {
  border: var(--bw) solid var(--ink);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-lg);
  padding: 34px;
}
.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-size: 13.5px;
  font-weight: 800;
  margin-bottom: 7px;
  letter-spacing: 0.01em;
}
.field label .req { color: var(--coral); margin-left: 3px; }
.field .hint { font-size: 12px; color: var(--muted); font-weight: 500; margin-top: 6px; display: block; }
.input, .textarea, .select {
  width: 100%;
  padding: 12px 14px;
  border: var(--bw) solid var(--ink);
  border-radius: 11px;
  background: #fff;
  outline: none;
  transition: box-shadow 0.16s, border-color 0.16s;
}
.input:focus, .textarea:focus, .select:focus {
  box-shadow: 3px 3px 0 var(--coral);
  border-color: var(--coral-d);
}
.textarea { min-height: 132px; resize: vertical; line-height: 1.7; }
.select { appearance: none; background-image: none; cursor: pointer; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-msg {
  margin-top: 16px;
  padding: 13px 16px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 700;
  display: none;
  border: var(--bw) solid var(--ink);
}
.form-msg.ok { display: block; background: var(--lime); }
.form-msg.err { display: block; background: #ffd9c7; }

/* ============================ 页脚 ============================ */

.site-footer {
  background: var(--ink);
  color: #d7d0c2;
  padding: 60px 0 0;
  border-top: var(--bw) solid var(--ink);
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 44px;
}
.footer-brand .brand-name { color: var(--paper); font-size: 20px; }
.footer-brand p { font-size: 13.5px; line-height: 1.8; color: #9c9484; margin: 14px 0 0; max-width: 320px; }
.footer-col h5 {
  margin: 0 0 16px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--paper);
  text-transform: uppercase;
}
.footer-col a {
  display: block;
  font-size: 13.5px;
  color: #9c9484;
  padding: 5px 0;
  transition: color 0.16s, transform 0.16s;
}
.footer-col a:hover { color: var(--lime); transform: translateX(3px); }

.footer-bottom {
  border-top: 1px solid #332f26;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: #7d7566;
}
.footer-bottom a:hover { color: var(--lime); }

/* ============================ 入场动效 ============================ */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ============================ 响应式 ============================ */

@media (max-width: 1024px) {
  .news-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; grid-template-columns: 1fr 1fr; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .form-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .main-nav { display: none; }
}

@media (max-width: 720px) {
  .wrap { padding: 0 18px; }
  .hero { padding: 48px 0 44px; }
  .section { padding: 52px 0; }
  .brand-sub { display: none; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .stat { border-bottom: 2px solid var(--ink); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(3), .stat:nth-child(4) { border-bottom: 0; }
  .article-card { grid-template-columns: 1fr; gap: 14px; }
  .thumb { min-height: 140px; }
  .sidebar { grid-template-columns: 1fr; }
  .site-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-card { padding: 24px 20px; }
  .article-cover { height: 160px; }
  .search-hero { flex-wrap: nowrap; }
  .search-hero .btn { padding: 10px 16px; }
  .section-head { margin-bottom: 24px; }
  .header-actions .btn span.lbl { display: none; }
  .cat-grid { grid-template-columns: 1fr; }
}

/* ============================ 移动端菜单 ============================ */

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: var(--bw) solid var(--ink);
  border-radius: 11px;
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  padding: 0;
  place-items: center;
  gap: 4px;
  grid-auto-flow: row;
}
.menu-toggle span {
  display: block;
  width: 17px;
  height: 2.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.22s, opacity 0.18s;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-nav {
  display: none;
  border-top: var(--bw) solid var(--ink);
  background: var(--paper);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s cubic-bezier(0.65, 0, 0.35, 1);
}
.mobile-nav.open { max-height: 320px; }
.mobile-nav .wrap { display: grid; padding-top: 10px; padding-bottom: 14px; }
.mobile-nav a {
  padding: 12px 4px;
  font-weight: 800;
  font-size: 16px;
  border-bottom: 1.5px dashed #ddd5c4;
}
.mobile-nav a:last-child { border-bottom: 0; }

@media (max-width: 1024px) {
  .menu-toggle { display: grid; }
  .mobile-nav { display: block; }
}

/* 滚动条 */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--cream); }
::-webkit-scrollbar-thumb { background: var(--ink); border-radius: 6px; border: 3px solid var(--cream); }
::-webkit-scrollbar-thumb:hover { background: var(--coral-d); }