/* ============================================================
   潜鹿科技 DiverDeer — v2 极致极简编辑感
   ============================================================ */
:root {
  /* —— 色板：夜墨蓝 + 月白 + 翠绿 —— */
  --bg:        #070A10;
  --bg-2:      #0E1320;
  --bg-3:      #141B2C;
  --line:      rgba(255, 255, 255, 0.07);
  --line-2:    rgba(255, 255, 255, 0.13);
  --ink:       #ECEAE2;
  --ink-2:     #B5B3A9;
  --ink-3:     #6F6E66;
  --ink-4:     #3D4150;
  --accent:    #00E5A0;
  --accent-2:  #7DD3FC;
  --accent-soft: rgba(0, 229, 160, 0.08);

  /* —— 字体 —— */
  --f-sans:    "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont,
               "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --f-serif:   "Instrument Serif", "Songti SC", "Source Han Serif SC",
               "Noto Serif SC", "Times New Roman", serif;
  --f-mono:    "JetBrains Mono", "SF Mono", "Consolas", monospace;

  /* —— 节奏 —— */
  --ease:      cubic-bezier(0.22, 0.8, 0.28, 1);
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1280px;
  --gutter:    clamp(20px, 4vw, 56px);
  --nav-h:     68px;
  --r:         22px;
  --r-lg:      32px;
}

/* —— 基础 —— */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--f-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  font-feature-settings: "ss01", "ss02", "cv11";
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

::selection { background: var(--accent); color: var(--bg); }

.container { width: min(1280px, 100% - var(--gutter)); margin-inline: auto; }

.serif { font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
.mono { font-family: var(--f-mono); font-feature-settings: "tnum"; letter-spacing: 0.02em; }
.accent { color: var(--accent) !important; }

.skip {
  position: absolute; left: 16px; top: -80px; z-index: 200;
  padding: 12px 20px; border-radius: 10px;
  background: var(--accent); color: var(--bg); font-weight: 600;
  transition: top 0.2s var(--ease);
}
.skip:focus { top: 16px; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 6px;
}

/* —— 背景层 —— */
.bg-grid {
  position: fixed; inset: 0; z-index: -3; pointer-events: none;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.045) 1px, transparent 0);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.bg-glow {
  position: fixed; z-index: -2; pointer-events: none;
  width: 720px; height: 720px; border-radius: 50%;
  filter: blur(120px); opacity: 0.5;
}
.bg-glow-tr {
  top: -260px; right: -200px;
  background: radial-gradient(circle, rgba(0, 229, 160, 0.32), transparent 65%);
  animation: drift1 18s ease-in-out infinite alternate;
}
.bg-glow-bl {
  bottom: -260px; left: -260px;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.18), transparent 65%);
  animation: drift2 22s ease-in-out infinite alternate;
}
@keyframes drift1 { from { transform: translate(0,0); } to { transform: translate(-40px, 50px); } }
@keyframes drift2 { from { transform: translate(0,0); } to { transform: translate(50px, -40px); } }
#stars { position: fixed; inset: 0; z-index: -1; pointer-events: none; }

/* —— 导航（浮动 pill） —— */
.nav {
  position: fixed; top: 16px; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: center; pointer-events: none;
}
.nav-inner {
  pointer-events: auto;
  display: flex; align-items: center; gap: 4px;
  height: 52px; padding: 6px 8px 6px 18px;
  border-radius: 999px;
  background: rgba(7, 10, 16, 0.65);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--line);
  box-shadow: 0 18px 50px -16px rgba(0,0,0,0.5);
  transition: background 0.3s var(--ease), border-color 0.3s;
}
.nav.scrolled .nav-inner { background: rgba(7, 10, 16, 0.82); border-color: var(--line-2); }

.brand {
  display: flex; align-items: center; gap: 9px;
  padding: 0 14px 0 6px; height: 40px; border-radius: 999px;
  color: var(--ink);
}
.brand svg { color: var(--accent); flex: none; }
.brand span {
  font-family: var(--f-serif); font-style: italic; font-size: 17px;
  letter-spacing: 0.01em;
}

.nav-links {
  display: flex; align-items: center; gap: 2px;
}
.nav-links a {
  display: inline-flex; align-items: center; height: 40px; padding: 0 14px;
  border-radius: 999px; font-size: 13.5px; color: var(--ink-2); font-weight: 500;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}
.nav-links a:hover { color: var(--ink); background: rgba(255,255,255,0.06); }

.nav-cta {
  display: inline-flex; align-items: center; height: 40px; padding: 0 18px;
  border-radius: 999px; font-size: 13.5px; font-weight: 600;
  color: var(--bg); background: var(--accent);
  transition: filter 0.2s, transform 0.2s var(--ease);
}
.nav-cta:hover { filter: brightness(1.1); transform: translateY(-1px); }

.nav-toggle {
  display: none; width: 40px; height: 40px; padding: 10px;
  margin-left: auto; border-radius: 999px;
}
.nav-toggle span {
  display: block; height: 1.5px; background: var(--ink);
  border-radius: 2px; transition: transform 0.25s var(--ease), opacity 0.2s;
}
.nav-toggle span + span { margin-top: 5px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }

/* —— HERO —— */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: calc(var(--nav-h) + 32px) 0 80px;
}

.kicker {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--f-mono); font-size: 12px; font-weight: 500;
  color: var(--ink-2); letter-spacing: 0.14em; text-transform: uppercase;
}
.kicker .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}
.kicker .num { font-weight: 600; color: var(--accent); font-size: 13px; }
.kicker .sep { color: var(--ink-4); }
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.display {
  margin-top: 28px;
  font-family: var(--f-sans);
  font-weight: 800;
  font-size: clamp(56px, 11.5vw, 168px);
  line-height: 0.94;
  letter-spacing: -0.045em;
  color: var(--ink);
}
.display .line { display: block; }
.display .line-2 {
  margin-top: clamp(-12px, -1.4vw, -6px);
  padding-left: clamp(36px, 9vw, 140px);
  color: var(--accent);
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
}

.lede {
  margin-top: 36px; max-width: 580px;
  font-size: clamp(15px, 1.6vw, 18px); color: var(--ink-2);
  line-height: 1.7; font-weight: 400;
}

.actions { margin-top: 44px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 9px;
  min-height: 52px; padding: 14px 28px; border-radius: 999px;
  font-size: 14.5px; font-weight: 600; letter-spacing: -0.005em;
  background: var(--accent); color: var(--bg);
  border: 1px solid var(--accent);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), filter 0.22s, background 0.22s;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -16px rgba(0, 229, 160, 0.5); filter: brightness(1.05); }
.btn:active { transform: translateY(0); }

.btn-text {
  background: transparent; color: var(--ink); border-color: transparent;
  padding: 14px 18px; box-shadow: none;
}
.btn-text:hover { background: rgba(255,255,255,0.05); box-shadow: none; filter: none; }

/* —— 数字带 —— */
.stats {
  margin: clamp(72px, 10vw, 120px) 0 0;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}
.stat {
  padding: 26px 20px 22px 0;
  border-right: 1px solid var(--line);
}
.stat:last-child { border-right: 0; padding-right: 0; }
.stat:not(:first-child) { padding-left: 28px; }
.stat dt {
  font-family: var(--f-mono); font-size: 11px; font-weight: 500;
  color: var(--ink-3); letter-spacing: 0.14em; text-transform: uppercase;
}
.stat dd {
  margin-top: 14px;
  font-family: var(--f-sans); font-size: clamp(34px, 4.8vw, 56px);
  font-weight: 700; line-height: 1; letter-spacing: -0.03em;
  display: flex; align-items: baseline; gap: 4px;
}
.stat dd em { font-style: normal; font-size: 0.45em; color: var(--ink-2); font-weight: 500; }

.eng-tag {
  margin-top: 40px;
  display: inline-flex; align-items: center; gap: 16px;
  font-family: var(--f-serif); font-style: italic; font-size: clamp(15px, 1.4vw, 18px);
  color: var(--ink-2); letter-spacing: 0.18em; text-transform: uppercase;
}
.eng-tag i {
  display: inline-block; width: 60px; height: 1px; background: var(--line-2);
}

.hero-bottom {
  position: absolute; left: var(--gutter); right: var(--gutter); bottom: 24px;
  display: flex; align-items: center; gap: 16px;
  font-size: 11px; color: var(--ink-3);
}
.hero-bottom .line {
  flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-2), transparent);
}

/* —— Section 通用 —— */
.sec { position: relative; padding: clamp(80px, 12vw, 160px) 0; }
.sec-alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,0.012) 50%, transparent); }

.sec-head { max-width: 820px; margin-bottom: clamp(48px, 6vw, 80px); }
.sec-head .kicker { margin-bottom: 24px; }

.sec-title {
  font-family: var(--f-sans); font-weight: 800;
  font-size: clamp(34px, 6vw, 76px); line-height: 1.04;
  letter-spacing: -0.035em; color: var(--ink);
}
.sec-title em {
  font-style: italic; font-family: var(--f-serif); font-weight: 400;
  color: var(--ink-2);
}
.sec-desc {
  margin-top: 24px; max-width: 560px;
  font-size: clamp(15px, 1.4vw, 17px); color: var(--ink-2); line-height: 1.75;
}

/* —— Bento 产品区 —— */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto;
  gap: 18px;
}
.b-card {
  position: relative;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0.008));
  transition: transform 0.4s var(--ease), border-color 0.3s var(--ease);
  overflow: hidden;
  display: flex; flex-direction: column;
}
.b-card::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(400px 240px at var(--mx, 50%) var(--my, 0%), rgba(0,229,160,0.07), transparent 60%);
  opacity: 0; transition: opacity 0.3s;
}
.b-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.b-card:hover::after { opacity: 1; }

.b-blade { grid-column: span 2; }
.b-dd    { grid-column: span 1; }
.b-meta  { grid-column: span 3; }

.b-tag {
  align-self: flex-start;
  font-family: var(--f-mono); font-size: 11px; font-weight: 500;
  color: var(--accent); letter-spacing: 0.14em;
  padding: 6px 12px; border-radius: 999px;
  background: var(--accent-soft); border: 1px solid rgba(0, 229, 160, 0.18);
}
.b-dd .b-tag, .b-meta .b-tag { color: var(--accent-2); background: rgba(125, 211, 252, 0.08); border-color: rgba(125, 211, 252, 0.18); }

.b-body { margin-top: 24px; flex: 1; display: flex; flex-direction: column; }
.b-name {
  font-family: var(--f-sans); font-size: clamp(22px, 2.2vw, 28px);
  font-weight: 700; letter-spacing: -0.02em; color: var(--ink);
}
.b-name span {
  display: block; margin-top: 4px;
  font-family: var(--f-mono); font-size: 11.5px; font-weight: 500;
  color: var(--ink-3); letter-spacing: 0.14em;
}
.b-desc { margin-top: 12px; font-size: 14.5px; color: var(--ink-2); line-height: 1.65; }
.b-foot {
  margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.b-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; font-weight: 600; color: var(--accent);
}
.b-link svg { transition: transform 0.22s var(--ease); }
.b-link:hover svg { transform: translateX(3px); }
.b-meta-b { font-family: var(--f-mono); font-size: 12px; color: var(--ink-3); letter-spacing: 0.06em; }

/* Bento 视觉装饰 */
.b-visual {
  position: absolute; right: 28px; top: 50%; transform: translateY(-50%);
  pointer-events: none;
}
.b-blade .b-visual { right: 40px; }

.phone {
  width: 116px; aspect-ratio: 9 / 18.6;
  border-radius: 18px; padding: 5px;
  background: linear-gradient(160deg, #1a2335, #0a1322 60%);
  border: 1px solid var(--line-2);
  box-shadow: 0 24px 60px -22px rgba(0,0,0,0.7), inset 0 1px 0 rgba(255,255,255,0.08);
  transform: rotate(-4deg);
}
.phone-screen {
  width: 100%; height: 100%; border-radius: 14px; overflow: hidden;
  background: linear-gradient(175deg, #0d1a2c 0%, #07111e 100%);
  padding: 14px 8px 8px; display: flex; flex-direction: column; gap: 6px;
}
.ps-row { height: 6px; width: 60%; background: rgba(255,255,255,0.12); border-radius: 99px; margin: 0 auto 4px; }
.ps-grid { flex: 1; display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; }
.ps-grid i { width: 100%; aspect-ratio: 1; border-radius: 8px; display: block; }
.ps-grid .ic1 { background: linear-gradient(150deg, rgba(0,229,160,0.28), rgba(59,130,246,0.18)); }
.ps-grid .ic2 { background: linear-gradient(150deg, rgba(125,211,252,0.3), rgba(59,130,246,0.18)); }
.ps-grid .ic3 { background: linear-gradient(150deg, rgba(244,114,182,0.25), rgba(168,85,247,0.18)); }
.ps-grid .ic4 { background: linear-gradient(150deg, rgba(251,191,36,0.25), rgba(249,115,22,0.18)); }
.ps-grid .ic5 { background: linear-gradient(150deg, rgba(52,211,153,0.28), rgba(16,185,129,0.18)); }
.ps-grid .ic6 { background: linear-gradient(150deg, rgba(96,165,250,0.28), rgba(59,130,246,0.2)); }
.ps-grid .ic7 { background: linear-gradient(150deg, rgba(196,181,253,0.28), rgba(139,92,246,0.2)); }
.ps-grid .ic8 { background: linear-gradient(150deg, rgba(148,190,220,0.25), rgba(100,116,139,0.18)); }

.b-wxlist {
  margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 8px;
}
.wx-li {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 10px;
  background: rgba(255,255,255,0.025); border: 1px solid var(--line);
  font-size: 12.5px; color: var(--ink-2);
}
.wx-li i { width: 22px; height: 22px; border-radius: 6px; flex: none; background: linear-gradient(150deg, rgba(125,211,252,0.3), rgba(0,229,160,0.18)); }
.wx-li em { margin-left: auto; font-style: normal; font-family: var(--f-mono); font-size: 10px; color: var(--accent); letter-spacing: 0.1em; }

.b-meta-body { margin-top: 24px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.b-quote {
  font-family: var(--f-serif); font-style: italic; font-size: clamp(22px, 2.6vw, 36px);
  line-height: 1.3; letter-spacing: -0.005em; color: var(--ink);
}
.b-quote em { font-style: normal; color: var(--accent); padding: 0 4px; font-size: 1.2em; }
.b-meta-from { font-family: var(--f-mono); font-size: 12px; color: var(--ink-3); letter-spacing: 0.08em; }

/* —— 产品详情 —— */
.pd {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
}
.pd-rev { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); }
.pd-rev .pd-text { order: 1; }
.pd-rev .pd-visual { order: 2; }

.pd-text .kicker { margin-bottom: 24px; }
.pd-text .sec-desc { max-width: 540px; }

.f-grid {
  margin-top: 36px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--line);
}
.f-grid li {
  padding: 18px 16px 18px 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.f-grid li:nth-child(3n) { border-right: 0; padding-right: 0; }
.f-grid li:not(:nth-child(3n+1)) { padding-left: 18px; }
.f-grid span {
  display: block; font-family: var(--f-mono); font-size: 11px; color: var(--ink-3);
  letter-spacing: 0.12em;
}
.f-grid strong { display: block; margin-top: 6px; font-size: 14.5px; font-weight: 600; color: var(--ink); }
.f-grid em { display: block; margin-top: 2px; font-style: normal; font-size: 12px; color: var(--ink-3); }

.pd-actions { margin-top: 36px; display: flex; gap: 16px; flex-wrap: wrap; }

/* 大手机模型 */
.pd-visual { display: flex; justify-content: center; }
.phone.big {
  width: 240px; transform: rotate(0);
}
.phone.big .phone-notch {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%); z-index: 2;
  width: 56px; height: 6px; border-radius: 99px; background: #050a12;
}
.phone.big .phone-screen { border-radius: 22px; padding: 26px 14px 14px; gap: 10px; }
.phone.big .ps-status { height: 4px; width: 30%; background: rgba(255,255,255,0.12); border-radius: 99px; margin-bottom: 2px; }
.phone.big .ps-title {
  font-size: 12px; font-weight: 700; color: var(--ink); letter-spacing: -0.01em;
}
.phone.big .ps-search {
  font-size: 10px; color: var(--ink-3);
  background: rgba(255,255,255,0.045); border: 1px solid var(--line);
  border-radius: 99px; padding: 6px 10px;
}
.phone.big .ps-grid.g9 {
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.phone.big .ps-grid > div {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.phone.big .ps-grid > div span { font-size: 8.5px; color: var(--ink-3); }
.phone.big .ps-grid > div i { width: 32px; height: 32px; }
.phone.big .ps-tabs {
  margin-top: auto;
  display: flex; gap: 6px; padding-top: 8px;
  border-top: 1px solid var(--line);
}
.phone.big .ps-tabs span {
  flex: 1; text-align: center; padding: 5px 0; font-size: 9px;
  color: var(--ink-3); background: rgba(255,255,255,0.04); border-radius: 6px;
}
.phone.big .ps-tabs span:first-child { color: var(--accent); background: var(--accent-soft); }

/* 微信模拟 */
.wx-mock {
  width: 100%; max-width: 360px;
  padding: 18px;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.008));
  position: relative;
}
.wx-head {
  display: flex; align-items: center; gap: 12px; padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.wx-avatar {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  color: var(--accent-2); background: rgba(125,211,252,0.08); border: 1px solid rgba(125,211,252,0.2);
}
.wx-head strong { display: block; font-size: 14.5px; }
.wx-head span { font-size: 11px; color: var(--ink-3); }
.wx-pulse {
  margin-left: auto; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
.wx-feed { padding-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.wx-feed .wx-li { padding: 11px 12px; }
.wx-feed .wx-li strong { display: block; font-size: 12.5px; color: var(--ink); font-weight: 600; }
.wx-feed .wx-li span { font-size: 11px; color: var(--ink-3); }
.wx-feed .wx-li i { width: 28px; height: 28px; border-radius: 8px; }
.wx-feed .tag-new { font-family: var(--f-mono); font-size: 9.5px; padding: 2px 7px; background: var(--accent); color: var(--bg); border-radius: 6px; }

/* —— 时间线 —— */
.tl {
  display: grid; gap: 0;
  border-top: 1px solid var(--line);
}
.tl-i {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px; padding: 36px 0;
  border-bottom: 1px solid var(--line);
}
.tl-year {
  display: flex; align-items: baseline; gap: 14px;
}
.tl-year span {
  font-family: var(--f-serif); font-style: italic;
  font-size: clamp(40px, 4.6vw, 64px); font-weight: 400;
  line-height: 1; color: var(--ink); letter-spacing: -0.01em;
}
.tl-year i {
  display: inline-block; width: 32px; height: 1px; background: var(--line-2);
}
.tl-body time {
  display: inline-block; font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: 0.14em;
}
.tl-body strong { display: block; margin-top: 10px; font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.tl-body p { margin-top: 6px; font-size: 14.5px; color: var(--ink-2); line-height: 1.7; }
.tl-now .tl-year span { color: var(--accent); }

/* —— 价值观 —— */
.values {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.values li {
  padding: 36px 28px 36px 0;
  border-right: 1px solid var(--line);
}
.values li:last-child { border-right: 0; padding-right: 0; }
.values li:not(:first-child) { padding-left: 28px; }
.v-num { display: block; font-family: var(--f-mono); font-size: 12px; color: var(--ink-3); letter-spacing: 0.14em; }
.values h3 { margin-top: 20px; font-size: clamp(22px, 2.4vw, 30px); font-weight: 700; letter-spacing: -0.02em; }
.values p { margin-top: 12px; font-size: 14.5px; color: var(--ink-2); line-height: 1.7; }

/* —— 联系 —— */
.contact-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px;
}
.ct-card {
  position: relative;
  padding: 32px 28px;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0.005));
  transition: transform 0.3s var(--ease), border-color 0.3s;
  display: flex; flex-direction: column; gap: 12px;
  min-height: 160px;
}
a.ct-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.ct-kicker { font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); letter-spacing: 0.16em; }
.ct-val { font-size: clamp(20px, 2.4vw, 30px); font-weight: 700; letter-spacing: -0.02em; color: var(--ink); word-break: break-all; }
.ct-arrow {
  position: absolute; top: 28px; right: 28px;
  font-size: 22px; color: var(--accent);
  transition: transform 0.3s var(--ease);
}
a.ct-card:hover .ct-arrow { transform: translate(4px, -4px); }

/* —— 页脚 —— */
.footer {
  border-top: 1px solid var(--line);
  padding: 56px 0 32px;
  background: rgba(7, 10, 16, 0.7);
}
.ft-top {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}
.ft-brand {
  display: flex; align-items: baseline; gap: 18px; flex-wrap: wrap;
}
.ft-brand .serif { font-size: 22px; color: var(--ink); }
.ft-brand .mono { font-size: 12px; color: var(--ink-3); letter-spacing: 0.06em; }
.ft-links { display: flex; gap: 24px; flex-wrap: wrap; }
.ft-links a {
  font-size: 13.5px; color: var(--ink-2);
  transition: color 0.2s;
}
.ft-links a:hover { color: var(--accent); }

.ft-bot {
  margin-top: 40px; padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  font-size: 12px; color: var(--ink-3);
}
.ft-legal { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 18px; }
.ft-legal a {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink-3); letter-spacing: 0.04em;
  transition: color 0.2s var(--ease);
}
.ft-legal a:hover { color: var(--ink); }
.gongan-icon { color: var(--ink-3); transition: color 0.2s var(--ease); flex: none; }
.ft-legal a:hover .gongan-icon { color: var(--accent); }
.ft-bot .mono { color: var(--accent); font-size: 11.5px; letter-spacing: 0.14em; }

/* —— 入场：默认就显示，无任何动画。.reveal class 保留作语义标记，无 CSS 效果 —— */

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

/* 中等屏：开始收紧 Bento 与导航 */
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-inner { padding: 6px 8px 6px 16px; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; align-items: stretch; gap: 4px;
    position: absolute; top: 60px; right: 0; left: auto;
    width: min(220px, calc(100vw - 32px));
    padding: 12px; border-radius: 18px;
    background: rgba(7, 10, 16, 0.95);
    border: 1px solid var(--line-2);
    box-shadow: 0 20px 50px -10px rgba(0,0,0,0.6);
  }
  .nav.open .nav-links a { height: 44px; padding: 0 16px; font-size: 14px; }
  .nav-cta { display: none; }

  .bento { grid-template-columns: repeat(2, 1fr); }
  .b-blade, .b-dd { grid-column: span 1; }
  .b-meta { grid-column: span 2; }

  .pd, .pd-rev { grid-template-columns: 1fr; gap: 56px; }
  .pd-rev .pd-text { order: 2; }
  .pd-rev .pd-visual { order: 1; }
  .pd-visual { justify-content: center; }

  .tl-i { grid-template-columns: 140px 1fr; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .values { grid-template-columns: 1fr 1fr; }
  .values li:nth-child(2n) { border-right: 0; padding-right: 0; }
  .values li:nth-child(2n+1) { padding-left: 0; }
  .values li:not(:first-child):not(:nth-child(2)) { padding-left: 28px; }
}

/* 平板 */
@media (max-width: 768px) {
  :root { --gutter: 20px; }
  .sec { padding: 88px 0; }
  .bento { grid-template-columns: 1fr; }
  .b-blade, .b-dd, .b-meta { grid-column: span 1; }
  .b-visual { display: none; }
  .f-grid { grid-template-columns: repeat(2, 1fr); }
  .f-grid li { border-right: 1px solid var(--line); }
  .f-grid li:nth-child(2n) { border-right: 0; padding-right: 0; }
  .f-grid li:nth-child(2n+1) { padding-left: 0; }
  .f-grid li:not(:nth-child(2n+1)) { padding-left: 18px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: 0; padding-right: 0; }
  .stat:nth-child(2)::after { display: none; }
  .stat:last-child { grid-column: span 2; border-top: 1px solid var(--line); padding-top: 22px; padding-left: 0; margin-top: 8px; border-right: 0; }
  .stat:not(:first-child):not(:nth-child(2)) { padding-left: 0; }
  .tl-i { grid-template-columns: 100px 1fr; gap: 18px; padding: 28px 0; }
  .tl-year span { font-size: 36px; }
  .tl-year i { display: none; }
  .values { grid-template-columns: 1fr; }
  .values li { border-right: 0; padding: 28px 0; border-bottom: 1px solid var(--line); }
  .values li:last-child { border-bottom: 0; }
  .values li:not(:first-child) { padding-left: 0; }
  .phone.big { width: 210px; }
}

/* 手机 */
@media (max-width: 480px) {
  :root { --gutter: 18px; }
  .display { font-size: clamp(48px, 13vw, 72px); }
  .display .line-2 { padding-left: 24px; }
  .sec-title { font-size: clamp(28px, 8vw, 42px); }
  .lede { font-size: 15px; }
  .actions { gap: 12px; }
  .btn { min-height: 48px; padding: 12px 22px; font-size: 14px; }
  .btn-text { padding: 12px 14px; }
  .kicker { font-size: 11px; gap: 8px; }
  .b-card { padding: 26px 22px; }
  .hero-bottom { display: none; }
  .ft-bot { flex-direction: column; align-items: flex-start; }
  .phone.big { width: 200px; }
}

/* 极小屏 */
@media (max-width: 360px) {
  .display { font-size: 44px; letter-spacing: -0.04em; }
  .stats dd { font-size: 32px; }
  .stat dd em { font-size: 0.4em; }
}

/* —— 减少动态偏好 —— */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  #stars { display: none; }
  .bg-glow { animation: none; }
}