/* ============================================================================
   安徽高山科技 GAOSHAN · 官网设计系统 v2
   主题：等高线 / 高山 —— AI · 区块链 · 大数据 · 企服
   签名：拓扑等高线汇聚成峰，峰顶暖金一点
   拉丁字：自托管 Sora(展示) / IBM Plex Sans(正文) / IBM Plex Mono(数据)
   中文字：系统 PingFang SC / 微软雅黑
   ========================================================================== */

/* ---------- 字体 ---------- */
@font-face {
  font-family: "Sora";
  src: url("/static/fonts/sora-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap
}

@font-face {
  font-family: "Sora";
  src: url("/static/fonts/sora-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap
}

@font-face {
  font-family: "Sora";
  src: url("/static/fonts/sora-600.woff2") format("woff2");
  font-weight: 600;
  font-display: swap
}

@font-face {
  font-family: "Sora";
  src: url("/static/fonts/sora-700.woff2") format("woff2");
  font-weight: 700;
  font-display: swap
}

@font-face {
  font-family: "Sora";
  src: url("/static/fonts/sora-800.woff2") format("woff2");
  font-weight: 800;
  font-display: swap
}

@font-face {
  font-family: "Plex Sans";
  src: url("/static/fonts/plex-sans-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap
}

@font-face {
  font-family: "Plex Sans";
  src: url("/static/fonts/plex-sans-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap
}

@font-face {
  font-family: "Plex Sans";
  src: url("/static/fonts/plex-sans-600.woff2") format("woff2");
  font-weight: 600;
  font-display: swap
}

@font-face {
  font-family: "Plex Mono";
  src: url("/static/fonts/plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap
}

@font-face {
  font-family: "Plex Mono";
  src: url("/static/fonts/plex-mono-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap
}

/* 科技感字体：Orbitron(几何未来体·标题/数字) + Share Tech Mono(终端等宽·标签) —— 均 SIL OFL 可商用 */
@font-face {
  font-family: "Orbitron";
  src: url("/static/fonts/orbitron-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap
}

@font-face {
  font-family: "Orbitron";
  src: url("/static/fonts/orbitron-600.woff2") format("woff2");
  font-weight: 600;
  font-display: swap
}

@font-face {
  font-family: "Orbitron";
  src: url("/static/fonts/orbitron-700.woff2") format("woff2");
  font-weight: 700;
  font-display: swap
}

@font-face {
  font-family: "Orbitron";
  src: url("/static/fonts/orbitron-800.woff2") format("woff2");
  font-weight: 800;
  font-display: swap
}

@font-face {
  font-family: "Share Tech Mono";
  src: url("/static/fonts/sharetechmono-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap
}

/* ---------- 令牌 ---------- */
:root {
  --spruce: #000000;
  /* 黑色 —— 深色段/页脚 */
  --spruce-2: #0B1A22;
  /* 近黑冷调 —— 深色段渐变 */
  --pine: #48BCDB;
  /* 天青蓝 —— 主题色 */
  --pine-2: #7BD4EA;
  /* 亮青 —— 高亮/渐变 */
  --pine-ink: #1F93B4;
  /* 深青 —— 白底上的文字/链接 */
  --gold: #E4A11B;
  /* 暖金 —— 点睛 */
  --gold-soft: #F2C879;
  --paper: #FBFCFD;
  /* 洁白背景（冷调）*/
  --cloud: #EDF1F4;
  /* 浅色表面（冷灰）*/
  --ink: #111517;
  /* 文字（冷调近黑）*/
  --slate: #5B646B;
  /* 次要文字（冷灰）*/
  --line: rgba(17, 22, 26, .10);
  --line-2: rgba(17, 22, 26, .16);

  /* 拉丁走 Orbitron(几何未来体)；中文逐字回落到 MiSans/鸿蒙/苹方等科技感黑体 */
  --font-display: "Orbitron", "MiSans", "HarmonyOS Sans SC", "Sora", -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Plex Sans", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "Share Tech Mono", "Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --wrap: 1200px;
  --gap: clamp(1.1rem, 4vw, 2.5rem);
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(13, 22, 30, .04), 0 12px 34px -14px rgba(13, 22, 30, .18);
  --shadow-lg: 0 30px 70px -30px rgba(13, 22, 30, .35);
  --ease: cubic-bezier(.22, .7, .24, 1);
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.62;
  letter-spacing: .005em;
  -webkit-font-smoothing: antialiased
}

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

a {
  color: inherit;
  text-decoration: none
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -.025em;
  margin: 0
}

p {
  margin: 0 0 1em
}

::selection {
  background: var(--pine);
  color: #fff
}

/* ---------- 工具 ---------- */
.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gap)
}

.mono {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .02em
}

.muted {
  color: var(--slate)
}

.stack>*+* {
  margin-top: 1rem
}

/* 眉标：小峰形标记 + 等宽标签 */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--pine-ink);
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: 400;
}

/* .eyebrow::before{content:"";width:14px;height:10px;flex:none;
  background:var(--gold);
  clip-path:polygon(0 100%,35% 25%,50% 55%,68% 0,100% 100%)} */

.coord {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--slate);
  letter-spacing: .04em
}

.coord b {
  color: var(--pine-ink);
  font-weight: 500
}

/* 按钮 */
.btn {
  --bg: var(--pine);
  --fg: var(--spruce);
  --bd: var(--pine);
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .95rem;
  padding: .8rem 1.4rem;
  border: 1px solid var(--bd);
  border-radius: 100px;
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease)
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px -12px rgba(72, 188, 219, .7)
}

.btn .arrow {
  transition: transform .2s var(--ease)
}

.btn:hover .arrow {
  transform: translateX(4px)
}

.btn--dark {
  --bg: var(--spruce);
  --fg: #fff;
  --bd: var(--spruce)
}

.btn--dark:hover {
  box-shadow: 0 12px 26px -12px rgba(13, 22, 30, .7)
}

.btn--ghost {
  --bg: transparent;
  --fg: var(--ink);
  --bd: var(--line-2)
}

.btn--ghost:hover {
  --bg: var(--ink);
  --fg: #fff;
  --bd: var(--ink)
}

.btn--gold {
  --bg: var(--gold);
  --fg: #3a2a06;
  --bd: var(--gold)
}

.btn--lg {
  padding: .95rem 1.7rem;
  font-size: 1rem
}

/* ---------- 顶栏 + 导航 ---------- */
.topbar {
  background: var(--spruce);
  color: rgba(255, 255, 255, .72);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .05em
}

.topbar .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 36px
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: .5rem
}

.status-dot::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--pine-2);
  box-shadow: 0 0 0 0 rgba(72, 188, 219, .7);
  animation: pulse 2.6s var(--ease) infinite
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(72, 188, 219, .6)
  }

  70% {
    box-shadow: 0 0 0 8px rgba(72, 188, 219, 0)
  }

  100% {
    box-shadow: 0 0 0 0 rgba(72, 188, 219, 0)
  }
}

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 252, 250, .82);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line)
}

.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 1rem
}

.brand {
  display: flex;
  align-items: center;
  gap: .6rem
}

.brand .mark {
  width: 30px;
  height: 30px;
  flex: none
}

.brand-logo {
  height: 42px;
  width: auto;
  display: block;
  max-width: 220px;
  object-fit: contain
}

.brand .name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.24rem;
  letter-spacing: -.03em
}

.brand .en {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .24em;
  color: var(--slate);
  align-self: center;
  border-left: 1px solid var(--line-2);
  padding-left: .6rem
}

.nav-links {
  display: flex;
  gap: .15rem;
  align-items: center
}

.nav-links a {
  font-size: .95rem;
  font-weight: 500;
  padding: .55rem .9rem;
  border-radius: 100px;
  color: var(--slate);
  transition: color .16s var(--ease), background .16s var(--ease)
}

.nav-links a:hover {
  color: var(--ink);
  background: var(--cloud)
}

.nav-links a.active {
  color: var(--pine-ink)
}

.nav-cta {
  margin-left: .4rem
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  width: 44px;
  height: 40px;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px
}

/* ---------- 首屏 ---------- */
.hero {
  height: 750px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  color: #fff;
  background-color: var(--spruce);
  background-image: var(--hero-bg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(103deg, rgba(0, 0, 0, .96) 0%, rgba(5, 16, 22, .84) 40%, rgba(72, 188, 219, .52) 100%)
}

/* 天青光斑 + 峰顶暖金光晕，增强纵深与震撼感 */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60% 70% at 78% 16%, rgba(72, 188, 219, .30), transparent 60%),
    radial-gradient(45% 55% at 90% 90%, rgba(228, 161, 27, .16), transparent 60%)
}

.hero .wrap {
  padding-block: clamp(6rem, 15vw, 11rem)
}

.hero-inner {
  max-width: 54rem
}

.hero-kicker {
  margin-bottom: 1.8rem
}

.hero .eyebrow {
  color: var(--pine-2);
  font-size: .8rem;
  letter-spacing: .2em
}

.hero .eyebrow::before {
  background: var(--gold)
}

.hero h1 {
  font-size: clamp(3rem, 7.2vw, 6rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.02;
  color: #fff;
  text-shadow: 0 2px 44px rgba(0, 0, 0, .28)
}

.hero h1 .grad {
  /* background: linear-gradient(100deg, var(--pine-2), var(--pine) 55%, var(--gold-soft)); */
  color: var(--pine-2);
  /* -webkit-background-clip: text;
  background-clip: text;
  color: transparent */
}

.hero-sub {
  font-size: clamp(1.14rem, 1.8vw, 1.32rem);
  color: rgba(255, 255, 255, .86);
  max-width: 60ch;
  margin-top: 1.8rem;
  line-height: 1.7
}

.hero-actions {
  display: flex;
  gap: .8rem;
  flex-wrap: wrap;
  margin-top: 2.8rem
}

.hero .btn--ghost {
  --fg: #fff;
  --bd: rgba(255, 255, 255, .45)
}

.hero .btn--ghost:hover {
  --bg: #fff;
  --fg: var(--spruce);
  --bd: #fff
}

/* 签名：等高线之峰 */
.summit {
  position: relative;
  aspect-ratio: 1/1;
  display: grid;
  place-items: center
}

.summit svg {
  width: 100%;
  height: 100%;
  overflow: visible
}

.summit .ring {
  fill: none;
  stroke: var(--pine);
  stroke-width: 1.4;
  opacity: .28
}

.summit .ring.r1 {
  opacity: .5
}

.summit .glow {
  fill: none;
  stroke: var(--pine-2);
  stroke-width: 2;
  filter: drop-shadow(0 0 8px rgba(72, 188, 219, .5))
}

.summit .peak {
  fill: var(--gold);
  filter: drop-shadow(0 0 10px rgba(228, 161, 27, .8));
  animation: peakPulse 3.2s var(--ease) infinite
}

@keyframes peakPulse {

  0%,
  100% {
    filter: drop-shadow(0 0 8px rgba(228, 161, 27, .6))
  }

  50% {
    filter: drop-shadow(0 0 16px rgba(228, 161, 27, 1))
  }
}

.summit .node {
  fill: var(--pine-2)
}

.summit .chain {
  stroke: var(--pine);
  stroke-width: 1;
  opacity: .4;
  stroke-dasharray: 2 4
}

.summit .badge {
  position: absolute;
  bottom: 6%;
  left: 4%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .7rem .95rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: .6rem
}

.summit .badge .k {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold)
}

.summit .badge .t {
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--slate)
}

.summit .badge .t b {
  color: var(--pine-ink);
  display: block;
  font-size: .82rem;
  font-family: var(--font-display);
  letter-spacing: -.01em
}

/* 背景等高线纹理（淡） */
.contour-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  opacity: .5
}

.contour-bg svg {
  position: absolute;
  width: 140%;
  height: 140%;
  top: -20%;
  right: -30%
}

.contour-bg :is(path, ellipse) {
  fill: none;
  stroke: var(--pine);
  stroke-width: 1;
  opacity: .09
}

/* ---------- 荣誉带 ---------- */
.honors {
  border-block: 1px solid var(--line);
  background: var(--cloud);
  overflow: hidden
}

.honors .wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-block: 1.1rem
}

.honors .lbl {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--slate);
  white-space: nowrap;
  flex: none
}

.honors .track {
  display: flex;
  gap: 2.4rem;
  overflow: hidden;
  -webkit-mask: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent)
}

.honors .row {
  display: flex;
  gap: 2.4rem;
  animation: marquee 32s linear infinite;
  flex: none
}

.honors .item {
  display: flex;
  align-items: center;
  gap: .6rem;
  white-space: nowrap;
  color: var(--ink);
  font-weight: 500;
  font-size: .92rem
}

.honors .item::before {
  content: "";
  width: 15px;
  height: 15px;
  flex: none;
  background: var(--gold);
  -webkit-mask: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%3E%3Cpath%20fill='black'%20d='M19%205h-2V3H7v2H5c-1.1%200-2%20.9-2%202v1c0%202.55%201.92%204.63%204.39%204.94.63%201.5%201.98%202.63%203.61%202.96V19H7v2h10v-2h-4v-3.1c1.63-.33%202.98-1.46%203.61-2.96C19.08%2012.63%2021%2010.55%2021%208V7c0-1.1-.9-2-2-2zM5%208V7h2v3.82C5.84%2010.4%205%209.3%205%208zm14%200c0%201.3-.84%202.4-2%202.82V7h2v1z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%3E%3Cpath%20fill='black'%20d='M19%205h-2V3H7v2H5c-1.1%200-2%20.9-2%202v1c0%202.55%201.92%204.63%204.39%204.94.63%201.5%201.98%202.63%203.61%202.96V19H7v2h10v-2h-4v-3.1c1.63-.33%202.98-1.46%203.61-2.96C19.08%2012.63%2021%2010.55%2021%208V7c0-1.1-.9-2-2-2zM5%208V7h2v3.82C5.84%2010.4%205%209.3%205%208zm14%200c0%201.3-.84%202.4-2%202.82V7h2v1z'/%3E%3C/svg%3E") center/contain no-repeat
}

@keyframes marquee {
  to {
    transform: translateX(calc(-50% - 1.2rem))
  }
}

/* ---------- 分区 ---------- */
.section {
  padding-block: clamp(3.5rem, 7vw, 6.5rem)
}

.section.alt {
  background: var(--cloud)
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.2rem;
  margin-bottom: 3rem;
  flex-wrap: wrap
}

.section-head h2 {
  font-size: clamp(1.9rem, 3.8vw, 2.9rem);
  font-weight: 800;
  letter-spacing: -.03em
}

.section-head .lead {
  color: var(--slate);
  max-width: 46ch;
  margin-top: .8rem;
  font-size: 1.05rem
}

.section-link {
  font-weight: 600;
  color: var(--pine-ink);
  display: inline-flex;
  gap: .4rem;
  align-items: center;
  white-space: nowrap
}

.section-link:hover {
  color: var(--pine-ink)
}

/* ---------- 业务线 ---------- */
.lines {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem
}

.line-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease)
}

.section.alt .line-card {
  background: #fff
}

.line-card::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(72, 188, 219, .12), transparent 70%);
  transition: transform .4s var(--ease)
}

.line-card:hover {
  transform: translateY(-8px) scale(1.015);
  box-shadow: 0 16px 34px -22px rgba(13, 22, 30, .18), 0 6px 18px -12px rgba(72, 188, 219, .2);
  border-color: rgba(72, 188, 219, .45)
}

.line-card:hover::after {
  transform: scale(1.5)
}

.line-card .top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start
}

.line-card .ico {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--spruce);
  color: var(--gold-soft);
  display: grid;
  place-items: center;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease)
}

.line-card .ico svg {
  width: 24px;
  height: 24px
}

.line-card .ico img {
  width: 30px;
  height: 30px;
  object-fit: contain
}

.line-card .code {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--slate)
}

.line-card h3 {
  font-size: 1.4rem;
  letter-spacing: -.02em
}

.line-card .sum {
  color: var(--slate);
  font-size: .98rem
}

.line-card .metric {
  margin-top: auto;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  justify-content: space-between
}

.line-card .metric .mv {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--pine-ink)
}

.line-card .metric .ml {
  font-size: .82rem;
  color: var(--slate)
}

/* ---------- 深色能力带 ---------- */
.band {
  background: var(--spruce);
  color: #fff;
  position: relative;
  overflow: hidden
}

.band .contour-bg {
  opacity: 1
}

.band .contour-bg :is(path, ellipse) {
  stroke: var(--pine-2);
  opacity: .16
}

.band .wrap {
  position: relative;
  padding-block: clamp(3.5rem, 7vw, 6rem)
}

.band .eyebrow {
  color: var(--gold-soft)
}

.band h2 {
  color: #fff;
  font-size: clamp(1.8rem, 3.6vw, 2.7rem);
  max-width: 20ch
}

.band .lead {
  color: rgba(255, 255, 255, .72);
  max-width: 52ch;
  margin-top: 1rem;
  font-size: 1.08rem
}

.band-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
  margin-top: 3rem
}

.band-stat .v {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.6rem;
  letter-spacing: -.03em;
  background: linear-gradient(120deg, #fff, var(--gold-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent
}

.band-stat .l {
  color: rgba(255, 255, 255, .66);
  font-size: .9rem;
  margin-top: .3rem
}

.band-stat {
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, .16)
}

/* ---------- 产品 ---------- */
.products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem
}

.products.cards4 {
  grid-template-columns: repeat(4, 1fr)
}

@media(max-width:920px) {
  .products.cards4 {
    grid-template-columns: repeat(2, 1fr)
  }
}

@media(max-width:640px) {
  .products.cards4 {
    grid-template-columns: 1fr
  }
}

.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease)
}

.product-card:hover {
  transform: translateY(-8px) scale(1.015);
  box-shadow: 0 16px 34px -22px rgba(13, 22, 30, .18), 0 6px 18px -12px rgba(72, 188, 219, .2);
  border-color: rgba(72, 188, 219, .45)
}

.product-card .thumb {
  aspect-ratio: 16/10;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--spruce), var(--pine-ink));
  display: grid;
  place-items: center
}

.product-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover
}

.product-card .thumb .ph {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: rgba(255, 255, 255, .92);
  z-index: 1;
  padding: 0 1rem;
  text-align: center
}

/* 装饰底纹只用于「无封面图」的占位态；有真图时不加任何遮罩，让图干净铺满容器 */
.product-card .thumb--ph::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 80% 10%, rgba(72, 188, 219, .55), transparent 55%),
    repeating-radial-gradient(circle at 20% 90%, transparent 0 16px, rgba(255, 255, 255, .05) 16px 17px)
}

.product-card .body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  flex: 1
}

.product-card .cat {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--pine-ink)
}

.product-card h3 {
  font-size: 1.28rem;
  letter-spacing: -.02em
}

.product-card .tag {
  color: var(--slate);
  font-size: .95rem;
  flex: 1
}

.product-card .more {
  font-weight: 600;
  color: var(--pine-ink);
  display: inline-flex;
  gap: .4rem;
  align-items: center;
  margin-top: .5rem
}

/* ---------- 资讯 ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem
}

.news-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease)
}

.news-card:hover {
  transform: translateY(-8px) scale(1.015);
  box-shadow: 0 16px 34px -22px rgba(13, 22, 30, .18), 0 6px 18px -12px rgba(72, 188, 219, .2);
  border-color: rgba(72, 188, 219, .45)
}

.news-card .cover {
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, var(--pine-ink), var(--spruce))
}

.news-card .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover
}

.news-card .cover .noimg {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: rgba(255, 255, 255, .7);
  letter-spacing: .06em
}

.news-card .meta {
  display: flex;
  gap: .7rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--slate);
  letter-spacing: .03em
}

.news-card .meta .cat {
  color: var(--pine-ink)
}

.news-card .body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: .6rem;
  flex: 1
}

.news-card h3 {
  font-size: 1.12rem;
  line-height: 1.32;
  letter-spacing: -.01em
}

.news-card .sum {
  color: var(--slate);
  font-size: .92rem;
  flex: 1
}

/* ---------- 卡片炫酷悬浮：斜向高光扫过 + 封面放大 + 图标弹跳 ---------- */
/* 斜向高光扫过（三种卡通用）*/
.line-card::before,
.product-card::before,
.news-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -60%;
  width: 45%;
  z-index: 5;
  pointer-events: none;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, .5), transparent);
  transform: skewX(-18deg);
  opacity: 0
}

.line-card:hover::before,
.product-card:hover::before,
.news-card:hover::before {
  animation: cardSheen .85s var(--ease)
}

@keyframes cardSheen {
  0% {
    left: -60%;
    opacity: 0
  }

  16% {
    opacity: .9
  }

  100% {
    left: 130%;
    opacity: 0
  }
}

/* 封面/缩略图放大 */
.product-card .thumb img,
.news-card .cover img {
  transition: transform .55s var(--ease)
}

.product-card:hover .thumb img,
.news-card:hover .cover img {
  transform: scale(1.08)
}

/* 解决方案卡：图标上跳微旋 + 天青辉光 */
.line-card:hover .ico {
  transform: translateY(-3px) rotate(-5deg);
  box-shadow: 0 12px 24px -8px rgba(72, 188, 219, .65)
}

/* 产品卡「查看详情」箭头右滑变青 */
.product-card .more {
  transition: gap .25s var(--ease), color .25s var(--ease)
}

.product-card:hover .more {
  gap: .7rem;
  color: var(--pine-ink)
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: .9rem
}

.news-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.6rem;
  align-items: center;
  padding: 1.5rem 1.7rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease)
}

.news-row:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow)
}

.news-row .idx {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--gold)
}

.news-row h3 {
  font-size: 1.22rem;
  letter-spacing: -.02em;
  margin-bottom: .35rem
}

.news-row .sum {
  color: var(--slate);
  font-size: .94rem
}

.news-row .date {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--slate);
  white-space: nowrap;
  text-align: right
}

/* 类别筛选药丸 */
.news-filter {
  display: flex;
  gap: .6rem;
  flex-wrap: wrap;
  margin-bottom: 2.2rem
}

.news-filter .pill {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem 1rem;
  border-radius: 100px;
  border: 1px solid var(--line-2);
  background: #fff;
  color: var(--slate);
  font-weight: 500;
  font-size: .92rem;
  transition: all .18s var(--ease)
}

.news-filter .pill span {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--slate);
  background: var(--cloud);
  padding: .05rem .45rem;
  border-radius: 100px
}

.news-filter .pill:hover {
  border-color: var(--pine);
  color: var(--ink)
}

.news-filter .pill.on {
  background: var(--spruce);
  border-color: var(--spruce);
  color: #fff
}

.news-filter .pill.on span {
  background: rgba(255, 255, 255, .16);
  color: #fff
}

/* 首条：大图文混排 */
.news-hero {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease)
}

.news-hero:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg)
}

.news-hero-media {
  position: relative;
  min-height: 340px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--pine-ink), var(--spruce))
}

.news-hero-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease)
}

.news-hero:hover .news-hero-media img {
  transform: scale(1.04)
}

.news-hero-media .noimg {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: rgba(255, 255, 255, .7)
}

.news-hero-media .tag-float {
  position: absolute;
  top: 1.1rem;
  left: 1.1rem;
  z-index: 1;
  background: var(--gold);
  color: #3a2a06;
  font-size: .72rem;
  font-weight: 600;
  padding: .32rem .8rem;
  border-radius: 100px
}

.news-hero-body {
  padding: clamp(1.7rem, 3.2vw, 2.8rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem
}

.news-hero-body .meta {
  display: flex;
  gap: .6rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--slate);
  letter-spacing: .02em
}

.news-hero-body h2 {
  font-size: clamp(1.4rem, 2.6vw, 2.05rem);
  letter-spacing: -.025em;
  line-height: 1.2
}

.news-hero-body .sum {
  color: var(--slate);
  font-size: 1.04rem;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden
}

.news-hero-body .more {
  color: var(--pine-ink);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: .3rem
}

.news-hero:hover .news-hero-body .more .arrow {
  transform: translateX(4px)
}

.news-hero-body .more .arrow {
  transition: transform .2s var(--ease)
}

@media (max-width:760px) {
  .news-hero {
    grid-template-columns: 1fr
  }

  .news-hero-media {
    min-height: 200px
  }
}

/* 资讯：主栏 + 侧栏 */
/* 资讯列表页：容器加宽，主栏保持 = wrap 宽度不被压榨，侧栏外挂在 wrap 之外 */
.news-shell {
  --news-aside: 300px;
  --news-gap: clamp(1.6rem, 4vw, 3rem);
  max-width: calc(var(--wrap) + var(--news-aside) + var(--news-gap));
  margin-inline: auto;
  padding-inline: var(--gap)
}

.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--news-aside, 300px);
  gap: var(--news-gap, clamp(1.6rem, 4vw, 3rem));
  align-items: start
}

.news-main {
  min-width: 0
}

.news-main .news-list {
  margin-top: 1.4rem
}

.news-row .row-meta {
  margin-bottom: .35rem
}

.news-row .row-meta .cat {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .05em;
  color: var(--pine-ink)
}

/* 侧栏推荐：热门资讯 */
.rec {
  display: flex;
  flex-direction: column
}

.rec-item {
  display: flex;
  gap: .75rem;
  padding: .72rem 0;
  border-bottom: 1px solid var(--line);
  align-items: flex-start
}

.rec-item:last-child {
  border-bottom: none
}

.rec-item .rk {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: .92rem;
  color: var(--slate);
  flex: none;
  line-height: 1.45;
  min-width: 1.3rem
}

.rec-item .rk.top {
  color: var(--gold)
}

.rec-item .rt {
  font-size: .92rem;
  line-height: 1.44;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .15s var(--ease)
}

.rec-item:hover .rt {
  color: var(--pine-ink)
}

.rec-item .rm {
  font-family: var(--font-mono);
  font-size: .66rem;
  color: var(--slate);
  margin-top: .3rem
}

/* 侧栏推荐：产品 */
.rec-prod {
  display: flex;
  flex-direction: column
}

.rec-prod-item {
  display: flex;
  flex-direction: column;
  gap: .16rem;
  padding: .72rem 0;
  border-bottom: 1px solid var(--line)
}

.rec-prod-item:last-child {
  border-bottom: none
}

.rec-prod-item .rp-cat {
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--pine-ink)
}

.rec-prod-item .rp-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: -.01em;
  transition: color .15s var(--ease)
}

.rec-prod-item .rp-tag {
  font-size: .82rem;
  color: var(--slate)
}

.rec-prod-item:hover .rp-name {
  color: var(--pine-ink)
}

@media (max-width:900px) {
  .news-layout {
    grid-template-columns: 1fr
  }
}

/* ---------- CTA（浅色留白，克制大气） ---------- */
.cta {
  background: var(--cloud);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: clamp(2.8rem, 6vw, 4.6rem);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem 2.6rem;
  align-items: center;
  position: relative;
  overflow: hidden
}

.cta .contour-bg {
  display: none
}

.cta h2 {
  color: var(--ink);
  font-size: clamp(1.8rem, 3.8vw, 2.7rem);
  letter-spacing: -.03em;
  position: relative
}

.cta h2::after {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  border-radius: 2px;
  background: var(--pine);
  margin-top: 1.1rem
}

.cta p {
  color: var(--slate);
  margin: 1rem 0 0;
  font-size: 1.06rem;
  max-width: 52ch;
  position: relative
}

.cta .actions {
  position: relative
}

/* ---------- 页脚 ---------- */
.foot {
  background: var(--spruce);
  color: rgba(255, 255, 255, .66);
  padding-block: 3.4rem 2rem
}

.foot .grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1.4fr;
  gap: 2rem;
  padding-bottom: 2.2rem;
  border-bottom: 1px solid rgba(255, 255, 255, .12)
}

.foot h4 {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .5);
  margin-bottom: 1.1rem;
  font-weight: 500
}

.foot .brand-f {
  display: flex;
  align-items: center;
  gap: .6rem
}

.foot .brand-f .mark {
  width: 28px;
  height: 28px
}

.foot .brand-f .name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff
}

.foot ul {
  list-style: none;
  margin: 0;
  padding: 0
}

.foot li {
  margin-bottom: .55rem
}

.foot a {
  color: rgba(255, 255, 255, .66)
}

.foot a:hover {
  color: #fff
}

.foot .contact div {
  margin-bottom: .55rem
}

.foot .bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: rgba(255, 255, 255, .5);
  flex-wrap: wrap;
  gap: .6rem
}

/* ---------- 子页头 ---------- */
.page-head {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  color: #fff;
  padding-block: clamp(3.2rem, 7vw, 5rem) clamp(2.4rem, 4vw, 3.2rem);
  background-color: var(--spruce);
  background-image: var(--head-bg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat
}

.page-head::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg, rgba(0, 0, 0, .92) 0%, rgba(5, 16, 22, .72) 50%, rgba(72, 188, 219, .44) 100%)
}

.page-head h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -.03em;
  margin-top: 1rem;
  color: #fff
}

.page-head .lead {
  color: rgba(255, 255, 255, .84);
  max-width: 56ch;
  margin-top: 1rem;
  font-size: 1.08rem
}

.page-head .eyebrow {
  color: var(--pine-2)
}

.breadcrumb {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: rgba(255, 255, 255, .72);
  letter-spacing: .03em
}

.breadcrumb a:hover {
  color: #fff
}

.breadcrumb .sep {
  color: var(--gold-soft);
  margin-inline: .45rem
}

/* ---------- 正文 prose（Markdown / Toast UI 渲染） ---------- */
.prose {
  font-size: 1.06rem;
  line-height: 1.8;
  color: #1E252B;
  max-width: 72ch
}

.prose h1 {
  font-size: 1.9rem;
  margin: 2rem 0 .8rem
}

.prose h2 {
  font-size: 1.55rem;
  margin: 2.2rem 0 .8rem;
  letter-spacing: -.02em
}

.prose h3 {
  font-size: 1.25rem;
  margin: 1.8rem 0 .6rem
}

.prose p {
  margin: 0 0 1.15em
}

.prose ul,
.prose ol {
  padding-left: 1.35rem;
  margin: 0 0 1.15em
}

.prose li {
  margin-bottom: .5rem
}

.prose li::marker {
  color: var(--pine-ink)
}

.prose strong {
  color: var(--ink);
  font-weight: 600
}

.prose a {
  color: var(--pine-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px
}

.prose code {
  font-family: var(--font-mono);
  font-size: .88em;
  background: #E6ECF1;
  padding: .12em .45em;
  border-radius: 5px;
  color: var(--pine-ink)
}

.prose pre {
  background: var(--spruce);
  color: #e9f1ee;
  padding: 1.1rem 1.3rem;
  border-radius: 12px;
  overflow: auto
}

.prose pre code {
  background: none;
  color: inherit;
  padding: 0
}

.prose blockquote {
  border-left: 3px solid var(--gold);
  margin: 1.3em 0;
  padding: .3em 0 .3em 1.2em;
  color: var(--slate);
  font-style: normal
}

.prose img {
  border-radius: 12px;
  margin: 1.2em 0
}

.prose hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 2em 0
}

.prose table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.3em 0;
  font-size: .95rem
}

.prose th,
.prose td {
  border: 1px solid var(--line-2);
  padding: .65rem .9rem;
  text-align: left
}

.prose th {
  background: var(--cloud);
  font-weight: 600
}

/* ---------- 详情布局 ---------- */
.detail {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
  padding-block: clamp(2.6rem, 5vw, 4rem)
}

.aside {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 1.3rem
}

.aside .card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 1.5rem;
  box-shadow: var(--shadow)
}

.aside h4 {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 1rem;
  font-weight: 500
}

.aside .feat {
  list-style: none;
  margin: 0;
  padding: 0
}

.aside .feat li {
  display: flex;
  gap: .65rem;
  padding: .6rem 0;
  border-bottom: 1px solid var(--line);
  font-size: .94rem
}

.aside .feat li:last-child {
  border-bottom: none
}

.aside .feat li::before {
  content: "";
  width: 15px;
  height: 10px;
  margin-top: .35rem;
  flex: none;
  background: var(--pine);
  clip-path: polygon(0 100%, 35% 25%, 50% 55%, 68% 0, 100% 100%)
}

/* ---------- 核心能力卡：能力规格卡（顶部高光条 + 数量徽章 + 勾选方块 + 行悬浮） ---------- */
.aside .card--feat {
  padding: 0;
  overflow: hidden;
  position: relative;
  background: linear-gradient(180deg, #fff 60%, var(--paper));
}

.aside .card--feat::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--pine-2), var(--pine) 55%, var(--pine-ink));
}

.aside .card--feat .feat-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding: 1.3rem 1.4rem .95rem;
  border-bottom: 1px solid var(--line);
}

.aside .card--feat .feat-top h4 {
  margin: 0;
}

.aside .card--feat .feat-n {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .78rem;
  line-height: 1;
  color: var(--pine-ink);
  background: rgba(72, 188, 219, .12);
  border: 1px solid rgba(72, 188, 219, .32);
  padding: .28rem .5rem;
  border-radius: 100px;
}

.aside .card--feat .feat {
  padding: .55rem .6rem .75rem;
}

.aside .card--feat .feat li {
  align-items: center;
  gap: .7rem;
  padding: .6rem .75rem;
  border-bottom: none;
  border-radius: 10px;
  line-height: 1.45;
  transition: background .2s var(--ease), transform .2s var(--ease);
}

.aside .card--feat .feat li::before {
  content: "✓";
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin: 0;
  flex: none;
  border-radius: 7px;
  clip-path: none;
  background: rgba(72, 188, 219, .12);
  border: 1px solid rgba(72, 188, 219, .34);
  color: var(--pine-ink);
  font-size: .7rem;
  font-weight: 700;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.aside .card--feat .feat li:hover {
  background: rgba(72, 188, 219, .08);
  transform: translateX(3px);
}

.aside .card--feat .feat li:hover::before {
  background: var(--pine);
  border-color: var(--pine);
  color: #fff;
}

@media (prefers-reduced-motion: reduce) {
  .aside .card--feat .feat li:hover {
    transform: none;
  }
}

.aside .mini a {
  display: block;
  font-size: .92rem;
  padding: .7rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--slate)
}

.aside .mini a:last-child {
  border-bottom: none
}

.aside .mini a:hover {
  color: var(--pine-ink)
}

.detail-cover {
  aspect-ratio: 16/8;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--pine-ink), var(--spruce))
}

.detail-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover
}

.article {
  max-width: 820px;
  margin-inline: auto;
  padding-block: clamp(2.6rem, 5vw, 4rem)
}

.article-meta {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--slate);
  letter-spacing: .02em;
  margin-bottom: 1.6rem
}

.article-meta .cat {
  color: var(--pine-ink)
}

.lead-quote {
  font-size: 1.16rem;
  color: var(--ink);
  border-left: 3px solid var(--gold);
  padding-left: 1.1rem;
  margin: 0 0 1.6rem
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.6rem;
  padding-top: 1.7rem;
  border-top: 1px solid var(--line);
  flex-wrap: wrap
}

.pager a {
  max-width: 46%;
  color: var(--slate)
}

.pager a:hover {
  color: var(--pine-ink)
}

.pager .lbl {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: .3rem;
  color: var(--gold)
}

/* 分页 */
.pagination {
  display: flex;
  gap: .4rem;
  justify-content: center;
  margin-top: 2.8rem;
  font-family: var(--font-mono);
  font-size: .86rem
}

.pagination a,
.pagination span {
  padding: .55rem .9rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--slate);
  background: #fff
}

.pagination a:hover {
  border-color: var(--pine-ink);
  color: var(--pine-ink)
}

.pagination .cur {
  background: var(--pine);
  color: #fff;
  border-color: var(--pine-ink)
}

.pagination .disabled {
  opacity: .4
}

/* Flash */
.flash-wrap {
  position: fixed;
  top: 88px;
  right: 20px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: .6rem;
  max-width: 340px
}

.flash {
  padding: .85rem 1.15rem;
  border-radius: 12px;
  font-size: .92rem;
  border-left: 3px solid;
  background: #fff;
  box-shadow: var(--shadow-lg)
}

.flash.success {
  border-color: var(--pine-ink)
}

.flash.error {
  border-color: #d92d20
}

.flash.warning {
  border-color: var(--gold)
}

/* 关于/联系 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start
}

.contact-item {
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line)
}

.contact-item .k {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--slate)
}

.contact-item .v {
  font-size: 1.22rem;
  font-family: var(--font-display);
  font-weight: 600;
  margin-top: .4rem;
  letter-spacing: -.01em
}

/* 关于时间线 */
.timeline {
  border-left: 2px solid var(--line);
  padding-left: 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 1.6rem
}

.timeline .t {
  position: relative
}

.timeline .t::before {
  content: "";
  position: absolute;
  left: calc(-1.6rem - 6px);
  top: .4rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px var(--paper)
}

.timeline .yr {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--pine-ink);
  letter-spacing: .04em
}

.timeline .tx {
  margin-top: .3rem
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion:reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important
  }

  .btn:hover,
  .product-card:hover,
  .news-card:hover,
  .line-card:hover,
  .news-row:hover {
    transform: none
  }
}

/* ---------- 响应式 ---------- */
@media (max-width:920px) {
  .hero .wrap {
    grid-template-columns: 1fr
  }

  .summit {
    max-width: 440px;
    margin: 0 auto;
    order: -1
  }

  .lines,
  .products,
  .news-grid {
    grid-template-columns: 1fr 1fr
  }

  .band-grid {
    grid-template-columns: 1fr 1fr
  }

  .detail {
    grid-template-columns: 1fr
  }

  .aside {
    position: static;
    flex-direction: row;
    flex-wrap: wrap
  }

  .aside .card {
    flex: 1;
    min-width: 230px
  }

  .foot .grid {
    grid-template-columns: 1fr 1fr
  }

  .cta {
    grid-template-columns: 1fr
  }

  .contact-grid {
    grid-template-columns: 1fr
  }
}

@media (max-width:640px) {
  .nav-links {
    position: fixed;
    inset: 76px 0 auto 0;
    background: var(--paper);
    flex-direction: column;
    padding: 1rem var(--gap);
    border-bottom: 1px solid var(--line);
    gap: .15rem;
    display: none;
    box-shadow: var(--shadow)
  }

  .nav-links.open {
    display: flex
  }

  .nav-links a {
    padding: .85rem
  }

  .nav-cta {
    display: none
  }

  .nav-toggle {
    display: flex
  }

  .lines,
  .products,
  .news-grid,
  .band-grid {
    grid-template-columns: 1fr
  }

  .foot .grid {
    grid-template-columns: 1fr
  }

  .news-row {
    grid-template-columns: 1fr;
    gap: .5rem
  }

  .news-row .date {
    text-align: left
  }
}