/* ============================================================
   KUA GUO YI — v2  ·  科技感设计系统
   参考 en.yeelight.com 排版 DNA + 品牌色 #0090D0
   ============================================================ */
:root {
  --brand: #0090D0;
  --brand-2: #00D9FF;
  --ink: #000000;
  --ink-2: #05070C;
  --panel: #08090D;
  --line: rgba(120, 170, 220, .16);
  --txt: #E8F1F8;
  --txt-dim: #93A6BC;
  --txt-dark: #16202E;
  --txt-dark-dim: #5A6B7E;
  --light-bg: #F4F8FB;
  --radius: 14px;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, "Courier New", monospace;
  --sans: "Sora", "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  --maxw: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--ink);
  color: var(--txt);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- 通用文字 ---------- */
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--brand-2);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.kicker::before {
  content: "";
  width: 26px; height: 1px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
}
.light .kicker { color: var(--brand); }

h1, h2, h3 { line-height: 1.25; font-weight: 700; }
.h-sec {
  font-size: clamp(26px, 3.4vw, 40px);
  letter-spacing: .01em;
  margin-bottom: 14px;
}
.grad-text {
  background: linear-gradient(92deg, var(--brand-2), var(--brand) 55%, #7FD4FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead { color: var(--txt-dim); font-size: 16.5px; width: 1020px; }
.light .lead { color: var(--txt-dark-dim); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 28px;
  border-radius: 999px;
  font-size: 15px; font-weight: 600;
  transition: .25s;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: linear-gradient(92deg, var(--brand), #00B4E0);
  color: #fff;
  box-shadow: 0 6px 26px rgba(0, 144, 208, .38);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 34px rgba(0, 217, 255, .45); }
.btn-ghost {
  border-color: rgba(0, 217, 255, .45);
  color: var(--brand-2);
  background: rgba(0, 217, 255, .05);
}
.btn-ghost:hover { background: rgba(0, 217, 255, .12); transform: translateY(-2px); }
.light .btn-ghost { border-color: rgba(0, 144, 208, .5); color: var(--brand); background: rgba(0, 144, 208, .06); }
.btn .arr { transition: .25s; }
.btn:hover .arr { transform: translateX(4px); }

/* ---------- 导航 ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: .3s;
  background: linear-gradient(180deg, rgba(5, 8, 15, .82), rgba(5, 8, 15, 0));
  backdrop-filter: blur(0px);
}
.nav.scrolled {
  background: rgba(6, 10, 18, .88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 24px; height: 72px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.nav-logo img { height: 40px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-size: 14.5px; color: #fff;
  position: relative; padding: 6px 0; transition: .2s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  transition: .25s;
}
.nav-links a:hover { color: #fff; }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: #fff; }
.nav-cta { padding: 9px 22px; font-size: 13.5px; }
.nav-burger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-burger span { display: block; width: 22px; height: 2px; background: #fff; margin: 5px 0; transition: .25s; }

/* ---------- Hero（图片铺满，文字在屋顶上方） ---------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  text-align: center;
  padding-top: clamp(130px, 17vh, 230px);
  background: #000;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -2;
  background: url("../../images/hero/hero-neon-house.jpg") center 30% / cover no-repeat;
}
.hero-veil {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, .62) 0%, rgba(0, 0, 0, .18) 34%, transparent 52%),
    linear-gradient(180deg, transparent 91%, rgba(0, 0, 0, .85) 98%, #000 100%);
}
.hero-content {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px;
}

/* —— 高级感排版细节 —— */
.hero-kicker {
  display: flex; align-items: center; justify-content: center;
  gap: 18px;
  margin-bottom: 34px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .42em;
  text-indent: .42em; /* 抵消最后一字符的字距 */
  color: rgba(214, 236, 255, .8);
  opacity: 0; transform: translateY(20px);
  animation: heroUp .9s cubic-bezier(.22,.61,.36,1) .15s forwards;
}
.hero-kicker i {
  width: 52px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 217, 255, .75));
}
.hero-kicker i:last-child { background: linear-gradient(90deg, rgba(0, 217, 255, .75), transparent); }
.hero-title {
  display: flex;
  justify-content: center;
  align-items: baseline;
  font-size: clamp(38px, 5.8vw, 78px);
  font-weight: 800;
  letter-spacing: .1em;
  margin-bottom: 30px;
  line-height: 1.15;
  filter: drop-shadow(0 8px 34px rgba(0, 20, 40, .55));
}
.hero-title .ch {
  display: inline-block;
  background: linear-gradient(180deg, #ffffff 26%, #dbefff 62%, #a4d8ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0;
  transform: translateY(34px) rotate(3deg) scale(.94);
  animation: charUp .85s cubic-bezier(.2,.7,.3,1.15) forwards;
}
.hero-title .ch.comma {
  width: .34em;
  background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(160,200,230,.75));
  -webkit-background-clip: text;
  background-clip: text;
}
.hero-title .ch.accent {
  background: linear-gradient(180deg, #ffffff 26%, #dbefff 62%, #a4d8ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
@keyframes charUp {
  to { opacity: 1; transform: none; }
}
@keyframes glowPulse {
  0%, 100% { filter: drop-shadow(0 0 16px rgba(0, 186, 255, .38)); }
  50%      { filter: drop-shadow(0 0 34px rgba(0, 205, 255, .85)); }
}
.hero-sub {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .52em;
  text-indent: .52em;
  color: rgba(160, 186, 212, .85);
  opacity: 0; transform: translateY(20px);
  animation: heroUp .9s cubic-bezier(.22,.61,.36,1) .52s forwards;
}
@keyframes heroUp {
  to { opacity: 1; transform: none; }
}

/* 四角元数据 */
.hero-meta {
  position: absolute; top: 118px; z-index: 1;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .3em;
  color: rgba(255, 255, 255, .34);
}
.hero-meta.lm { left: 34px; }
.hero-meta.rm { right: 34px; }

/* 滚动指示 */
.hero-scroll {
  position: absolute; bottom: 34px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .34em; text-indent: .34em;
  color: rgba(255, 255, 255, .42);
  z-index: 1;
}
.hero-scroll span {
  width: 1px; height: 42px;
  background: rgba(255, 255, 255, .22);
  position: relative;
  overflow: hidden;
}
.hero-scroll span::after {
  content: "";
  position: absolute; left: 0; top: -40%;
  width: 100%; height: 40%;
  background: linear-gradient(180deg, transparent, var(--brand-2));
  animation: scrollDot 2.2s cubic-bezier(.4,0,.2,1) infinite;
}
@keyframes scrollDot {
  to { top: 110%; }
}
.hero-img {
  max-width: 1240px;
  margin: 58px auto 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 30px 90px rgba(0, 144, 208, .16);
}
.hero-img img { width: 100%; display: block; }
.hero-tag {
  font-family: var(--mono);
  font-size: 12.5px; letter-spacing: .3em;
  color: var(--brand-2);
  border: 1px solid rgba(0, 217, 255, .35);
  border-radius: 999px;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px; margin-bottom: 28px;
  background: rgba(0, 217, 255, .06);
}
.hero-tag i {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--brand-2);
  box-shadow: 0 0 10px var(--brand-2);
  animation: pulse 2s infinite;
}
@keyframes pulse { 50% { opacity: .35; } }
.hero h1 {
  font-size: clamp(36px, 5.6vw, 70px);
  font-weight: 800;
  letter-spacing: .02em;
  margin-bottom: 22px;
  color: #ffffff;
  white-space: nowrap;
  text-shadow: 0 4px 40px rgba(0, 0, 0, .45);
}
.hero .lead { font-size: 18px; margin-bottom: 38px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* hero 底部数据条 */
.statbar {
  position: absolute; left: 0; right: 0; bottom: 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(6, 10, 18, .2), rgba(6, 10, 18, .82));
  backdrop-filter: blur(8px);
}
.statbar-grid {
  max-width: var(--maxw); margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.stat {
  padding: 22px 26px;
  border-left: 1px solid var(--line);
}
.stat:first-child { border-left: 0; }
.stat b {
  display: block;
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 800;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.stat b em { font-style: normal; color: var(--brand-2); font-size: .62em; margin-left: 3px; }
.stat span { font-size: 13px; color: var(--txt-dim); letter-spacing: .04em; }

/* ---------- 区块骨架 ---------- */
section.sec { padding: 96px 0; position: relative; }
.sec.dark { background: #000; }
.sec.deep { background: #000; }
.sec.light { background: var(--light-bg); color: var(--txt-dark); }
.sec-head { margin-bottom: 52px; }
.sec-head.center { text-align: center; }
.sec-head.center .lead { margin: 0 auto; }
.sec-head.center .kicker { justify-content: center; }
.sec-head.center .kicker::before { display: none; }

/* ---------- WHO WE ARE ---------- */
.who-grid {
  display: grid; grid-template-columns: 1.05fr .95fr;
  gap: 64px; align-items: center;
}
.who-facts {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 14px; margin-top: 36px;
}
.fact {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  background: linear-gradient(160deg, rgba(0, 144, 208, .08), rgba(0, 217, 255, .02));
  transition: .25s;
}
.fact:hover { border-color: rgba(0, 217, 255, .45); transform: translateY(-3px); }
.fact b { display: block; font-size: 21px; color: #fff; }
.fact b em { font-style: normal; color: var(--brand-2); font-size: .7em; }
.fact span { font-size: 13px; color: var(--txt-dim); }
.who-visual { position: relative; }
.who-visual .frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: none;
  box-shadow: 0 0 90px rgba(0, 144, 208, .18);
}
.who-visual::before {
  content: "";
  position: absolute; inset: -1px;
  border-radius: var(--radius);
  padding: 1px;
  background: linear-gradient(135deg, rgba(0, 217, 255, .55), transparent 40%, transparent 70%, rgba(0, 144, 208, .45));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.who-badge {
  position: absolute; left: -18px; bottom: 26px;
  background: rgba(8, 13, 24, .9);
  border: 1px solid rgba(0, 217, 255, .4);
  border-radius: 12px;
  padding: 14px 20px;
  backdrop-filter: blur(8px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, .45);
}
.who-badge b { display: block; color: var(--brand-2); font-size: 18px; }
.who-badge span { font-size: 12px; color: var(--txt-dim); }

/* ---------- 星空过渡带：图1的星星 ↔ 图2的上升星光 ---------- */
.star-bridge {
  position: relative;
  height: 44px;
  background: #000;
  overflow: hidden;
}
.star-bridge::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1.6px 1.6px at 8% 26%, #ffffff, transparent 60%),
    radial-gradient(1.2px 1.2px at 17% 62%, rgba(255,255,255,.9), transparent 60%),
    radial-gradient(1.8px 1.8px at 26% 40%, rgba(190,235,255,.95), transparent 60%),
    radial-gradient(1px 1px at 33% 78%, rgba(255,255,255,.75), transparent 60%),
    radial-gradient(1.4px 1.4px at 41% 22%, #ffffff, transparent 60%),
    radial-gradient(1px 1px at 48% 55%, rgba(200,240,255,.8), transparent 60%),
    radial-gradient(1.7px 1.7px at 55% 34%, rgba(255,255,255,.95), transparent 60%),
    radial-gradient(1.1px 1.1px at 62% 70%, rgba(255,255,255,.7), transparent 60%),
    radial-gradient(1.5px 1.5px at 69% 18%, rgba(190,235,255,.9), transparent 60%),
    radial-gradient(1px 1px at 76% 48%, rgba(255,255,255,.8), transparent 60%),
    radial-gradient(1.6px 1.6px at 83% 66%, #ffffff, transparent 60%),
    radial-gradient(1.1px 1.1px at 90% 30%, rgba(200,240,255,.85), transparent 60%),
    radial-gradient(1.3px 1.3px at 95% 74%, rgba(255,255,255,.9), transparent 60%);
}
.star-bridge::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1.8px 1.8px at 14% 44%, rgba(0,217,255,.9), transparent 60%),
    radial-gradient(1.5px 1.5px at 37% 60%, rgba(120,220,255,.85), transparent 60%),
    radial-gradient(2px 2px at 58% 28%, rgba(0,217,255,.8), transparent 60%),
    radial-gradient(1.4px 1.4px at 72% 76%, rgba(160,230,255,.85), transparent 60%),
    radial-gradient(1.9px 1.9px at 87% 52%, rgba(0,217,255,.75), transparent 60%);
  animation: twinkle 3.2s ease-in-out infinite alternate;
}
@keyframes twinkle {
  0%   { opacity: .25; }
  50%  { opacity: .95; }
  100% { opacity: .4; }
}
.star-bridge .mote {
  position: absolute;
  bottom: -14px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(190,240,255,1), rgba(0,180,255,.35) 60%, transparent);
  filter: blur(.4px);
  box-shadow: 0 0 12px rgba(0, 200, 255, .8);
  opacity: 0;
  animation: moteRise 6.5s linear infinite;
}
.star-bridge .m1 { left: 30%; animation-delay: 0s; }
.star-bridge .m2 { left: 52%; width: 4px; height: 4px; animation-delay: 2.2s; animation-duration: 7.5s; }
.star-bridge .m3 { left: 71%; width: 6px; height: 6px; animation-delay: 4.3s; animation-duration: 6s; }
@keyframes moteRise {
  0%   { transform: translateY(0) scale(.6); opacity: 0; }
  12%  { opacity: .95; }
  70%  { opacity: .7; }
  100% { transform: translateY(-180px) scale(1.15); opacity: 0; }
}

/* ---------- 公司介绍全幅大图 ---------- */
.who-banner {
  position: relative;
  overflow: hidden;
  height: clamp(560px, 100vh, 1100px);
  background: #000;
  isolation: isolate;
}
.who-banner::before {
  /* 顶部从黑浮现，衔接星空过渡带 */
  content: "";
  position: absolute; top: 0; left: 0; right: 0;
  height: 44px;
  background: linear-gradient(180deg, #000 8%, transparent 100%);
  z-index: 1;
  pointer-events: none;
}
.wb-bg {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  object-fit: contain;      /* 完整显示整盏灯，绝不裁切 */
  object-position: right center;  /* 灯体整体靠右 */
  background: #000;         /* 补边也是纯黑，视觉无缝 */
}
.wb-veil {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(0,0,0,.9) 0%, rgba(0,0,0,.62) 30%, rgba(0,0,0,.08) 58%, rgba(0,0,0,0) 100%);
}
.wb-content {
  position: absolute; z-index: 2;
  left: max(24px, calc((100% - 1180px) / 2 + 24px));
  top: 50%;
  transform: translateY(-50%);
  max-width: 560px;
}
.wb-content .h-sec { color: #fff; }
.wb-content .wb-lead { font-size: 16.5px; line-height: 1.9; color: rgba(232, 241, 248, .85); }

/* ---------- 产品卡片 ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.cat-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3 / 3.6;
  border: 1px solid var(--line);
  transition: .3s;
  background: var(--panel);
}
.cat-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.cat-card::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 38%, rgba(5, 9, 17, .92) 100%);
}
.cat-card:hover { border-color: rgba(0, 217, 255, .55); box-shadow: 0 18px 50px rgba(0, 144, 208, .25); }
.cat-card:hover img { transform: scale(1.07); }
.cat-info {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 20px;
}
.cat-info h3 { font-size: 18px; color: #fff; margin-bottom: 4px; }
.cat-info p { font-size: 12.5px; color: var(--txt-dim); line-height: 1.5; }
.cat-info .go {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .2em;
  color: var(--brand-2);
  opacity: 0; transform: translateY(6px);
  transition: .3s;
}
.cat-card:hover .go { opacity: 1; transform: none; }

/* ---------- RGB 产品轮播（多卡片） ---------- */
.carousel {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
.car-viewport {
  overflow: hidden;
}
.car-track {
  display: flex;
  gap: 18px;
  transition: transform .6s cubic-bezier(.22, .61, .36, 1);
}
.pcard {
  min-width: calc((100% - 72px) / 5);
  background: #0A0C11;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: .3s;
}
.pcard:hover {
  border-color: rgba(0, 217, 255, .55);
  transform: translateY(-4px);
  box-shadow: 0 16px 44px rgba(0, 144, 208, .18);
}
.pcard-img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.pcard-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.pcard:hover .pcard-img img { transform: scale(1.05); }
.pcard-name {
  padding: 14px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.pcard-name h3 { font-size: 15px; color: #fff; font-weight: 600; }
.pcard-name em {
  font-family: var(--mono); font-style: normal;
  font-size: 10.5px; letter-spacing: .12em;
  color: var(--brand-2);
  white-space: nowrap;
}
.car-btn {
  position: absolute; top: 50%; z-index: 3;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .25);
  background: rgba(20, 22, 28, .8);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: .25s;
}
.car-btn:hover { background: var(--brand); border-color: var(--brand-2); }
.car-btn.prev { left: 8px; }
.car-btn.next { right: 8px; }
.car-dots {
  display: flex; gap: 8px;
  justify-content: center;
  margin-top: 20px;
}
.car-dot {
  width: 8px; height: 8px;
  border-radius: 4px;
  border: 0; padding: 0;
  background: rgba(255, 255, 255, .22);
  cursor: pointer;
  transition: .3s;
}
.car-dot.active { background: var(--brand-2); width: 26px; }

/* Yeelight 式标题 */
.lp-head { margin-bottom: 44px; }
.lp-line {
  display: block;
  width: 46px; height: 2px;
  background: rgba(255, 255, 255, .85);
  margin: 0 auto 20px;
}
.lp-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: .04em;
  color: #fff;
}
.lp-sub { color: var(--txt-dim); font-size: 15px; margin-top: 10px; }

@media (max-width: 1279px) {
  .pcard { min-width: calc((100% - 36px) / 3); }
}
@media (max-width: 1020px) {
  .pcard { min-width: calc((100% - 18px) / 2); }
}
@media (max-width: 720px) {
  .pcard { min-width: 100%; }
  .car-btn.prev { left: 12px; }
  .car-btn.next { right: 12px; }
  .car-btn { width: 38px; height: 38px; }
}

/* 品类快速入口 */
.cat-chip-row {
  display: flex; flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 46px;
}
.cat-chip-row a {
  font-size: 13.5px;
  color: var(--txt-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 22px;
  transition: .25s;
}
.cat-chip-row a:hover {
  color: #fff;
  border-color: rgba(0, 217, 255, .55);
  background: rgba(0, 144, 208, .12);
}

/* ---------- huluwa APP（黑底排版，官网元素抠图重组） ---------- */
.app-feats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 920px;
  margin: 0 auto 76px;
}
.app-feat {
  display: flex; flex-direction: column; align-items: center;
  gap: 4px; text-align: center;
}
.app-feat img { height: 52px; width: auto; margin-bottom: 10px; }
.app-feat b { color: #fff; font-size: 15px; font-weight: 600; }
.app-feat span { font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em; color: var(--txt-dim); }

.app-main {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1080px;
  margin: 0 auto;
}
.app-download {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 14px;
}
.app-icon {
  width: 110px; height: 110px;
  border-radius: 24px;
  box-shadow: 0 0 44px rgba(192, 38, 211, .3);
}
.app-dl-txt { color: #fff; font-size: 15px; font-weight: 600; }
.app-qr {
  width: 170px; height: auto;
  border-radius: 10px;
  background: #fff;
  padding: 9px;
  border: 1px solid var(--line);
}
.app-dl-link { font-family: var(--mono); font-size: 12.5px; color: var(--brand-2); }

/* 语言切换（地球 + 下拉三选一） */
.lang-wrap { position: relative; }
.lang-switch {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border: 1px solid var(--line); border-radius: 999px;
  background: none; cursor: pointer;
  font: inherit; font-size: 12.5px; letter-spacing: .08em; color: #fff;
  transition: .25s; white-space: nowrap;
}
.lang-switch svg { width: 16px; height: 16px; }
.lang-switch .caret { width: 12px; height: 12px; opacity: .6; }
.lang-switch:hover, .lang-wrap.open .lang-switch { border-color: var(--brand-2); color: var(--brand-2); }
.lang-menu {
  position: absolute; top: calc(100% + 10px); right: 0;
  min-width: 132px; padding: 6px; display: none;
  background: #0A0C11; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, .5); z-index: 99;
}
.lang-wrap.open .lang-menu { display: block; }
.lang-menu a {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 9px 12px; border-radius: 8px;
  font-size: 13px; color: rgba(255,255,255,.85); transition: .2s;
}
.lang-menu a:hover { background: rgba(0, 144, 208, .16); color: #fff; }
.lang-menu a.cur { color: var(--brand-2); cursor: default; }
.lang-menu a .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand-2); }
@media (max-width: 920px) {
  .nav-links { display: none; }
  .lang-wrap { margin-right: 10px; }
}

/* huluwa 官网搬运内容 */
.app-logo-h { height: 34px; width: auto; margin-bottom: 14px; }
.app-lead {
  text-align: center; max-width: 820px; margin: 0 auto 10px;
  font-size: 17px; line-height: 1.9; color: rgba(255,255,255,.88);
}
.app-lead-en {
  text-align: center; max-width: 760px; margin: 0 auto 34px;
  font-size: 13.5px; line-height: 1.8; color: rgba(255,255,255,.45);
}
.app-modes {
  display: flex; justify-content: center; gap: 18px;
  margin: 0 auto 46px; flex-wrap: wrap;
}
.app-mode {
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  padding: 16px 30px; background: #0A0C11;
  border: 1px solid var(--line); border-radius: 12px;
  transition: .3s;
}
.app-mode:hover { border-color: rgba(0,144,208,.55); transform: translateY(-3px); }
.app-mode b { font-size: 15px; color: #fff; }
.app-mode span { font-family: var(--mono); font-size: 10.5px; letter-spacing: .18em; color: var(--brand-2); }
.app-bt {
  max-width: 860px; margin: 56px auto 0; text-align: center;
  padding: 34px 36px; background: #0A0C11;
  border: 1px solid var(--line); border-radius: 16px;
}
.app-bt h3 { font-size: 20px; color: #fff; margin-bottom: 14px; }
.app-bt-en { font-size: 13px; line-height: 1.8; color: rgba(255,255,255,.5); margin-bottom: 12px; }
.app-bt-cn { font-size: 15.5px; line-height: 1.9; color: rgba(255,255,255,.85); }
.app-bt-cn b { color: var(--brand-2); }
.app-bt-tags { display: flex; justify-content: center; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.app-bt-tags span {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em;
  padding: 7px 16px; border: 1px solid rgba(0,144,208,.4); border-radius: 999px;
  color: var(--brand-2);
}
.app-info { max-width: 860px; margin: 44px auto 0; text-align: center; }
.app-info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 22px; }
.app-info-item { padding: 16px 14px; background: #0A0C11; border: 1px solid var(--line); border-radius: 12px; }
.app-info-item em {
  display: block; font-style: normal; font-family: var(--mono);
  font-size: 10.5px; letter-spacing: .16em; color: var(--brand-2); margin-bottom: 8px;
}
.app-info-item p { font-size: 12.5px; line-height: 1.7; color: rgba(255,255,255,.72); }
.app-contacts {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px;
  margin-bottom: 16px;
}
.app-contacts span { font-family: var(--mono); font-size: 11px; color: rgba(255,255,255,.42); }
.app-copy { font-size: 12px; color: rgba(255,255,255,.35); }
@media (max-width: 720px) {
  .app-info-grid { grid-template-columns: 1fr; }
  .app-lead { font-size: 15px; }
}

/* 真机截图扇形 */
.phone-fan {
  position: relative;
  width: 100%;
  max-width: 780px;
  aspect-ratio: 780 / 660;
  margin: 0 auto;
}
.pf {
  position: absolute; top: 0;
  border-radius: 26px;
  border: 6px solid #10141d;
  overflow: hidden;
  background: #0a0e16;
  box-shadow: 0 30px 70px rgba(0, 0, 0, .6), 0 0 44px rgba(0, 144, 208, .16);
}
.pf img { display: block; width: 100%; }
.pf.p1 { left: 0;    width: 37%;   z-index: 4; }
.pf.p2 { left: 29%;  width: 34%;   top: 5%;  z-index: 3; filter: brightness(.93); }
.pf.p3 { left: 55%;  width: 31.5%; top: 10%; z-index: 2; filter: brightness(.86); }
.pf.p4 { left: 78%;  width: 29.5%; top: 15%; z-index: 1; filter: brightness(.79); }

/* ---------- 智能光效对比（暖/冷） ---------- */
.mood-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 18px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}
.mood {
  position: relative; min-height: 420px;
  display: flex; align-items: flex-end;
  overflow: hidden;
}
.mood img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .8s ease;
}
.mood:hover img { transform: scale(1.05); }
.mood .veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(4, 8, 15, .88));
}
.mood .m-txt { position: relative; z-index: 2; padding: 30px; }
.mood .m-txt .kicker { margin-bottom: 8px; }
.mood .m-txt h3 { color: #fff; font-size: 22px; }
.mood .m-txt p { color: var(--txt-dim); font-size: 13.5px; max-width: 400px; }
.rgb-strip {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 18px; margin-top: 18px;
}
.rgb-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
  transition: .3s;
}
.rgb-item:hover { border-color: rgba(0, 217, 255, .5); transform: translateY(-4px); }
.rgb-item img { height: 210px; width: 100%; object-fit: cover; }
.rgb-item .rb { padding: 16px 18px; }
.rgb-item h4 { font-size: 15.5px; color: #fff; }
.rgb-item p { font-size: 12.5px; color: var(--txt-dim); }

/* ---------- 场景解决方案 ---------- */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}
.scene {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 300px;
}
.scene img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .7s ease;
}
.scene:hover img { transform: scale(1.06); }
.scene::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(6, 10, 19, .9));
}
.scene .s-txt { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 22px; }
.scene .s-txt em {
  font-family: var(--mono); font-style: normal;
  font-size: 11px; letter-spacing: .22em;
  color: var(--brand-2);
}
.scene .s-txt h3 { color: #fff; font-size: 19px; margin-top: 4px; }
.scene .s-txt p { color: var(--txt-dim); font-size: 13px; margin-top: 4px; }
.s-a { grid-column: span 7; min-height: 430px; }
.s-b { grid-column: span 5; min-height: 430px; }
.s-c, .s-d, .s-e { grid-column: span 4; min-height: 300px; }

/* ---------- 工序（暗色时间轴） ---------- */
.proc-list { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.proc {
  counter-increment: step;
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px 24px;
  background: linear-gradient(165deg, rgba(0, 144, 208, .07), rgba(10, 15, 28, .4));
  transition: .3s;
  overflow: hidden;
}
.proc::before {
  content: "0" counter(step);
  font-family: var(--mono);
  position: absolute; right: 18px; top: 12px;
  font-size: 44px; font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 217, 255, .28);
}
.proc::after {
  content: "";
  position: absolute; left: 0; top: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2), transparent);
  opacity: 0; transition: .3s;
}
.proc:hover { border-color: rgba(0, 217, 255, .45); transform: translateY(-4px); }
.proc:hover::after { opacity: 1; }
.proc h3 { font-size: 18px; color: #fff; margin-bottom: 8px; }
.proc p { font-size: 13.5px; color: var(--txt-dim); }

/* ---------- 数据 / 认证 ---------- */
.data-band {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(0, 144, 208, .1), rgba(6, 10, 19, .3));
}
.data-cell { padding: 30px 26px; border-left: 1px solid var(--line); text-align: center; }
.data-cell:first-child { border-left: 0; }
.data-cell b { display: block; font-size: 32px; font-weight: 800; color: #fff; font-variant-numeric: tabular-nums; }
.data-cell b em { font-style: normal; color: var(--brand-2); font-size: .6em; }
.data-cell span { font-size: 13px; color: var(--txt-dim); }
.cert-row {
  display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px;
}
.cert-chip {
  font-family: var(--mono);
  font-size: 12.5px; letter-spacing: .08em;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 20px;
  color: var(--txt-dim);
  background: rgba(255, 255, 255, .02);
  transition: .25s;
}
.cert-chip:hover { color: var(--brand-2); border-color: rgba(0, 217, 255, .5); }
.light .cert-chip { border-color: rgba(13, 21, 36, .12); color: var(--txt-dark-dim); background: #fff; }
.light .cert-chip:hover { color: var(--brand); border-color: rgba(0, 144, 208, .5); }

/* ---------- 新品聚焦 ---------- */
.spot-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 48px; align-items: center;
}
.spot-shots { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.spot-shots img {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  transition: .3s;
}
.spot-shots img:hover { border-color: rgba(0, 217, 255, .5); transform: translateY(-4px); }
.spec-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; margin-top: 26px; }
.spec-list li {
  display: flex; justify-content: space-between; gap: 12px;
  font-size: 13.5px;
  border-bottom: 1px dashed rgba(120, 170, 220, .22);
  padding: 9px 2px;
}
.spec-list li span { color: var(--txt-dim); }
.spec-list li b { color: #fff; font-weight: 600; text-align: right; }

/* ---------- 线上体验店（最后板块） ---------- */
.store-band {
  position: relative;
  /* 高度跟随背景图比例（001.jpg 为 1536×1024，即 3:2），整图完整呈现 */
  display: flex; align-items: center; justify-content: center;
  /*aspect-ratio: 3 / 1;*/
  min-height: 520px;
  padding: 0;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
  border-top: 1px solid var(--line);
  background: #000;
}
.store-bg {
  position: absolute; inset: 0; z-index: -2;
  /* 背景图由 index.html 内联指定：images/hero/001.jpg */
  opacity: 1;
}
.store-veil {
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, .14) 22%, rgba(0, 0, 0, .14) 78%, #000 100%);
}
.store-content { position: relative; z-index: 1; padding: 0 24px; }
.store-title {
  display: flex; align-items: center; justify-content: center;
  gap: 18px; flex-wrap: wrap;
}
.store-title img { height: 62px; width: auto; }
.store-title span {
  color: #fff;
  font-size: clamp(22px, 3.2vw, 36px);
  font-weight: 700;
  letter-spacing: .06em;
  text-shadow: 0 4px 30px rgba(0, 0, 0, .6);
}
.store-btns {
  margin-top: 46px;
  display: flex; justify-content: center;
  gap: 22px; flex-wrap: wrap;
}
.store-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 34px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .55);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  background: rgba(10, 14, 20, .45);
  backdrop-filter: blur(4px);
  transition: .25s;
}
.store-btn svg { width: 18px; height: 18px; }
.store-btn:hover {
  border-color: var(--brand-2);
  color: var(--brand-2);
  background: rgba(0, 144, 208, .18);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 144, 208, .25);
}
@media (max-width: 720px) {
  .store-band { aspect-ratio: auto; min-height: 0; padding: 90px 0 80px; }
  .store-title img { height: 40px; }
  .store-title span { font-size: 17px; }
  .store-btn { width: 100%; max-width: 300px; justify-content: center; }
}

/* ---------- CTA / 页脚 ---------- */
.cta-band {
  position: relative;
  padding: 110px 0;
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(70% 90% at 50% 120%, rgba(0, 144, 208, .35), transparent 70%),
    radial-gradient(45% 60% at 80% -10%, rgba(0, 217, 255, .14), transparent 70%),
    #000;
}
.cta-band h2 { font-size: clamp(28px, 4vw, 46px); margin-bottom: 16px; }
.cta-band .lead { margin: 0 auto 36px; }
footer.ft {
  background: #000;
  border-top: 1px solid var(--line);
  padding: 64px 0 30px;
}
.ft-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 46px;
}
.ft-grid img { height: 38px; width: auto; margin-bottom: 16px; }
.ft-grid p { font-size: 13.5px; color: var(--txt-dim); }
.ft-grid h4 {
  font-size: 13px; letter-spacing: .14em;
  color: #fff; margin-bottom: 16px;
  text-transform: uppercase;
  font-family: var(--mono);
}
.ft-grid li { margin-bottom: 10px; }
.ft-grid li a { font-size: 13.5px; color: var(--txt-dim); transition: .2s; }
.ft-grid li a:hover { color: var(--brand-2); }
.ft-contact li { display: flex; gap: 10px; font-size: 13.5px; color: var(--txt-dim); }
.ft-contact li b { color: var(--txt); font-weight: 600; min-width: 58px; }
.ft-bottom {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12.5px; color: #5C7089;
  font-family: var(--mono);
}

/* ---------- 子页 hero ---------- */
.page-hero {
  position: relative;
  padding: 190px 0 90px;
  background:
    radial-gradient(50% 70% at 18% 0%, rgba(0, 144, 208, .22), transparent 70%),
    radial-gradient(40% 60% at 85% 10%, rgba(0, 217, 255, .1), transparent 70%),
    #070C16;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(120, 190, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 190, 255, .045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, #000 40%, transparent);
}
.page-hero h1 { font-size: clamp(32px, 4.4vw, 52px); margin-bottom: 14px; position: relative; }
.page-hero .lead { position: relative; }

/* ---------- 产品页筛选 ---------- */
.cat-tabs {
  display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px;
}
.cat-tab {
  font-size: 13.5px;
  padding: 9px 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--txt-dim);
  cursor: pointer;
  background: transparent;
  transition: .25s;
  font-family: var(--sans);
}
.cat-tab:hover { color: #fff; border-color: rgba(0, 217, 255, .5); }
.cat-tab.active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(92deg, var(--brand), #00B4E0);
  box-shadow: 0 4px 18px rgba(0, 144, 208, .4);
}
.prod-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.prod-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
  transition: .3s;
}
.prod-card:hover { border-color: rgba(0, 217, 255, .5); transform: translateY(-5px); box-shadow: 0 18px 44px rgba(0, 144, 208, .2); }
.prod-card .pimg { aspect-ratio: 1; overflow: hidden; }
.prod-card .pimg img { width: 100%; height: 100%; object-fit: cover; transition: .5s; }
.prod-card:hover .pimg img { transform: scale(1.06); }
.prod-card .pbody { padding: 16px 18px 18px; }
.prod-card .pbody em {
  font-family: var(--mono); font-style: normal;
  font-size: 10.5px; letter-spacing: .18em;
  color: var(--brand-2);
}
.prod-card .pbody h3 { font-size: 15.5px; color: #fff; margin: 6px 0 4px; }
.prod-card .pbody p { font-size: 12.5px; color: var(--txt-dim); }

/* 定制四步 */
.custom-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }

/* ---------- 联系页 ---------- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.15fr;
  gap: 56px; align-items: start;
}
.info-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
  background: linear-gradient(160deg, rgba(0, 144, 208, .08), rgba(10, 15, 28, .4));
  margin-bottom: 18px;
}
.info-card h3 { color: #fff; font-size: 18px; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.info-card h3 i {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--brand-2); box-shadow: 0 0 10px var(--brand-2);
  font-style: normal;
}
.info-card dl { display: grid; grid-template-columns: auto 1fr; gap: 10px 18px; font-size: 14px; }
.info-card dt { color: var(--txt-dim); }
.info-card dd { color: var(--txt); }
.info-card a { color: var(--brand-2); }
.form-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px 34px;
  background: var(--panel);
  position: relative;
}
.form-card::before {
  content: "";
  position: absolute; inset: -1px; border-radius: var(--radius);
  padding: 1px;
  background: linear-gradient(135deg, rgba(0, 217, 255, .5), transparent 35%, transparent 65%, rgba(0, 144, 208, .4));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.f-group { margin-bottom: 16px; }
.f-group label {
  display: block;
  font-size: 12.5px; letter-spacing: .08em;
  color: var(--txt-dim);
  margin-bottom: 7px;
  font-family: var(--mono);
}
.f-group input, .f-group select, .f-group textarea {
  width: 100%;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--txt);
  padding: 12px 15px;
  font-size: 14px;
  font-family: var(--sans);
  transition: .2s;
  outline: none;
}
.f-group input:focus, .f-group select:focus, .f-group textarea:focus {
  border-color: rgba(0, 217, 255, .55);
  box-shadow: 0 0 0 3px rgba(0, 217, 255, .12);
}
.f-group select option { background: var(--panel); }
.form-note { font-size: 12.5px; color: var(--txt-dim); margin-top: 14px; }
.form-note b { color: var(--brand-2); }

/* ---------- 入场动画 ---------- */
.rv { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.rv.on { opacity: 1; transform: none; }
.rv.d1 { transition-delay: .08s; } .rv.d2 { transition-delay: .16s; }
.rv.d3 { transition-delay: .24s; } .rv.d4 { transition-delay: .32s; }

/* ---------- 响应式 ---------- */
@media (max-width: 1020px) {
  .app-main { grid-template-columns: 1fr; gap: 54px; }
  .app-feats { grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .cat-grid, .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .proc-list, .custom-grid { grid-template-columns: repeat(2, 1fr); }
  .who-grid, .spot-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .s-a, .s-b, .s-c, .s-d, .s-e { grid-column: span 6; }
  .ft-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .hero h1 { white-space: normal; }
  .who-banner { height: auto; padding: 90px 0; }
  .hero-meta { display: none; }
  .hero-kicker { font-size: 10px; letter-spacing: .28em; gap: 10px; }
  .hero-kicker i { width: 26px; }
  .hero-sub { letter-spacing: .3em; text-indent: .3em; }
  .hero-title { flex-wrap: wrap; font-size: clamp(30px, 8.6vw, 44px); letter-spacing: .06em; }
  .app-feats { gap: 26px; margin-bottom: 56px; }
  .app-feat img { height: 42px; }
  .wb-veil { background: rgba(0,0,0,.72); }
  .wb-content { position: relative; left: auto; top: auto; transform: none; padding: 0 24px; }
  .wb-br { display: none; }
  .wb-content .wb-lead { font-size: 13.5px; }
  .nav-links {
    position: fixed; inset: 72px 0 auto 0;
    background: rgba(6, 10, 18, .97);
    flex-direction: column;
    padding: 28px 24px 34px;
    gap: 20px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-130%);
    transition: .3s;
    backdrop-filter: blur(16px);
  }
  .nav-links.open { transform: none; }
  .nav-burger { display: block; }
  .cat-grid, .prod-grid, .proc-list, .custom-grid { grid-template-columns: repeat(2, 1fr); }
  .statbar-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { border-left: 0; border-top: 1px solid var(--line); }
  .mood-grid { grid-template-columns: 1fr; }
  .rgb-strip { grid-template-columns: 1fr; }
  .s-a, .s-b, .s-c, .s-d, .s-e { grid-column: span 12; min-height: 280px; }
  .data-band { grid-template-columns: repeat(2, 1fr); }
  .data-cell { border-left: 0; border-top: 1px solid var(--line); }
  .data-cell:nth-child(-n+2) { border-top: 0; }
  .data-cell:nth-child(even) { border-left: 1px solid var(--line); }
  .ft-grid { grid-template-columns: 1fr; }
  .f-row { grid-template-columns: 1fr; }
  .hero { padding-top: 120px; }
  section.sec { padding: 64px 0; }
}