@charset "utf-8";
/* ==========================================================================
   广东永合智能科技有限公司 官网 — 全局样式
   设计系统：红白主色 + 科技感中性色
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root {
  /* 品牌主色（红）—— 取自公司 LOGO 实测 #AF2423 */
  --brand:        #AF2423;
  --brand-dark:   #8B1A1A;
  --brand-deep:   #5E1010;
  --brand-light:  #C93A39;
  --brand-50:     #FDF2F2;
  --brand-100:    #F9DFDF;

  /* 中性色（科技感偏冷灰） */
  --ink:          #0F1720;
  --ink-2:        #1B2733;
  --ink-3:        #2C3A49;
  --text:         #333E4A;
  --text-2:       #5A6672;
  --text-3:       #8A96A3;
  --line:         #E5E9EE;
  --line-2:       #EFF2F6;
  --bg:           #FFFFFF;
  --bg-soft:      #F5F7FA;
  --bg-soft-2:    #FAFBFC;

  /* 语义色 */
  --ok:           #17A673;
  --warn:         #E8890C;

  /* 排印 */
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Hiragino Sans GB",
          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --fs-xs: 12px; --fs-sm: 13px; --fs-base: 15px; --fs-md: 16px;
  --fs-lg: 18px; --fs-xl: 22px; --fs-2xl: 28px; --fs-3xl: 34px; --fs-4xl: 44px;

  /* 尺寸 */
  --wrap: 1200px;
  --gap: 24px;
  --radius-sm: 4px; --radius: 8px; --radius-lg: 12px; --radius-xl: 18px;
  --header-h: 72px;
  --topbar-h: 38px;

  /* 阴影 */
  --sh-1: 0 1px 2px rgba(15,23,32,.05);
  --sh-2: 0 4px 16px rgba(15,23,32,.06);
  --sh-3: 0 12px 32px rgba(15,23,32,.10);
  --sh-red: 0 10px 26px rgba(200,16,46,.22);

  /* 动效 */
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--font); font-size: var(--fs-base); line-height: 1.75;
  color: var(--text); background: var(--bg);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
h1,h2,h3,h4,h5 { margin: 0; font-weight: 700; color: var(--ink); line-height: 1.3; letter-spacing: .01em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
input, textarea, select { outline: none; }
table { border-collapse: collapse; width: 100%; }
::selection { background: var(--brand); color: #fff; }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: #C9D2DB; border-radius: 6px; border: 3px solid #fff; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }
::-webkit-scrollbar-track { background: #fff; }

/* ---------- 3. 布局工具类 ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 960px; }
.section { padding: 84px 0; }
.section-sm { padding: 56px 0; }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--ink); color: #fff; }
.section-dark h1,.section-dark h2,.section-dark h3 { color: #fff; }
.grid { display: grid; gap: var(--gap); }
.g-2 { grid-template-columns: repeat(2,1fr); }
.g-3 { grid-template-columns: repeat(3,1fr); }
.g-4 { grid-template-columns: repeat(4,1fr); }
.g-6 { grid-template-columns: repeat(6,1fr); }
.flex { display: flex; }
.between { justify-content: space-between; }
.center { justify-content: center; }
.vcenter { align-items: center; }
.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}
.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mt-40{margin-top:40px}.mt-48{margin-top:48px}
.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}
.mb-32{margin-bottom:32px}.mb-40{margin-bottom:40px}.mb-48{margin-bottom:48px}
.tc { text-align: center; }
.muted { color: var(--text-2); }
.muted-2 { color: var(--text-3); }
.red { color: var(--brand); }
.nowrap { white-space: nowrap; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- 4. 区块标题 ---------- */
.sec-head { max-width: 760px; margin-bottom: 48px; }
.sec-head.tc { margin-left: auto; margin-right: auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: var(--fs-sm); font-weight: 600; letter-spacing: .1em;
  color: var(--brand); text-transform: uppercase; margin-bottom: 14px;
}
.eyebrow::before { content:""; width: 24px; height: 2px; background: var(--brand); border-radius: 2px; }
.sec-title { font-size: var(--fs-3xl); letter-spacing: .01em; }
.sec-sub { margin-top: 14px; font-size: var(--fs-md); color: var(--text-2); line-height: 1.85; }
.section-dark .sec-sub { color: rgba(255,255,255,.72); }

/* ---------- 5. 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 26px; border-radius: var(--radius);
  font-size: var(--fs-md); font-weight: 600; letter-spacing: .02em;
  border: 1px solid transparent; cursor: pointer; background: none;
  transition: all .22s var(--ease); white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--sh-red); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(200,16,46,.30); }
.btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); transform: translateY(-2px); }
.btn-outline { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-outline:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-2px); box-shadow: var(--sh-2); }
.btn-lg { height: 52px; padding: 0 32px; font-size: 17px; }
.btn-block { width: 100%; }
.btn:active { transform: translateY(0); }

/* 文字链 */
.link-arrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--fs-sm); font-weight: 600; color: var(--brand);
}
.link-arrow svg { width: 16px; height: 16px; transition: transform .22s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- 6. 顶栏 ---------- */
.topbar {
  background: var(--ink); color: rgba(255,255,255,.72);
  font-size: var(--fs-xs); height: var(--topbar-h); line-height: var(--topbar-h);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.topbar-left { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.topbar-item { display: inline-flex; align-items: center; gap: 6px; }
.topbar-item svg { width: 13px; height: 13px; opacity: .8; }
.topbar-right { display: flex; align-items: center; gap: 18px; }
.topbar a:hover { color: #fff; }
.topbar .sep { width:1px; height:12px; background: rgba(255,255,255,.2); display:inline-block; }

/* ---------- 7. 头部导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 900;
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.header.is-stuck { box-shadow: var(--sh-2); border-bottom-color: transparent; }
.header .wrap { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.logo { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo img { display: block; max-height: 42px; width: auto; }
.logo-mark { width: 38px; height: 38px; flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-cn { font-size: 19px; font-weight: 800; color: var(--ink); letter-spacing: .06em; }
.logo-en { font-size: 10px; font-weight: 600; color: var(--text-3); letter-spacing: .16em; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav > li { position: relative; }
.nav > li > a {
  display: inline-flex; align-items: center; gap: 5px;
  height: var(--header-h); padding: 0 15px;
  font-size: var(--fs-md); font-weight: 500; color: var(--ink-2);
  position: relative; transition: color .25s var(--ease), font-weight .25s var(--ease);
}
.nav > li > a::after {
  content:""; position: absolute; left: 15px; right: 15px; bottom: 16px; height: 3px;
  background: var(--brand); border-radius: 2px;
  transform: scaleX(0); transform-origin: left; transition: transform .28s var(--ease);
}
/* hover 与 active 视觉一致：红字 + 红下划线 + 600 字重 */
.nav > li > a:hover,
.nav > li > a:focus-visible { color: var(--brand); font-weight: 600; }
.nav > li > a:hover::after,
.nav > li > a:focus-visible::after { transform: scaleX(1); }
.nav > li.is-active > a { color: var(--brand); font-weight: 600; }
.nav > li.is-active > a::after { transform: scaleX(1); }
/* 兼容页面静态标记在 <a> 上的 is-active（当前页红色高亮） */
.nav > li > a.is-active { color: var(--brand); font-weight: 600; }
.nav > li > a.is-active::after { transform: scaleX(1); }
/* 触摸设备（无 hover）— 点击后状态保留 */
.nav > li > a:active { color: var(--brand); font-weight: 600; }
.nav > li > a:active::after { transform: scaleX(1); }

/* 头部 CTA */
.header-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.header-cta .btn { height: 40px; padding: 0 20px; font-size: var(--fs-base); }

/* 汉堡按钮 */
.burger {
  display: none; width: 44px; height: 44px; border: 1px solid var(--line);
  background: #fff; border-radius: var(--radius); cursor: pointer;
  align-items: center; justify-content: center; padding: 0;
}
.burger span { display: block; width: 20px; height: 1.8px; background: var(--ink); border-radius: 2px; transition: all .28s var(--ease); }
.burger span + span { margin-top: 5px; }
.burger.is-open span:nth-child(1) { transform: translateY(6.8px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(.4); }
.burger.is-open span:nth-child(3) { transform: translateY(-6.8px) rotate(-45deg); }

/* 移动端抽屉 */
.drawer {
  position: fixed; inset: 0 0 0 auto; width: min(86vw, 340px); z-index: 1000;
  background: #fff; box-shadow: -12px 0 40px rgba(15,23,32,.16);
  transform: translateX(100%); transition: transform .32s var(--ease);
  display: flex; flex-direction: column; overflow-y: auto;
}
.drawer.is-open { transform: translateX(0); }
.drawer-mask {
  position: fixed; inset: 0; z-index: 999; background: rgba(15,23,32,.45);
  opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s;
}
.drawer-mask.is-open { opacity: 1; visibility: visible; }
.drawer-head { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; padding: 0 20px; border-bottom: 1px solid var(--line-2); }
.drawer-close { width: 36px; height: 36px; border: 0; background: var(--bg-soft); border-radius: 50%; cursor: pointer; display: grid; place-items: center; }
.drawer-close svg { width: 18px; height: 18px; }
.drawer-nav { padding: 12px 0; }
.drawer-nav a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 15px 24px; font-size: 17px; font-weight: 500; color: var(--ink);
  border-left: 3px solid transparent;
}
.drawer-nav a.is-active, .drawer-nav a:active { color: var(--brand); border-left-color: var(--brand); background: var(--brand-50); }
.drawer-nav a svg { width: 16px; height: 16px; color: var(--text-3); }
.drawer-foot { margin-top: auto; padding: 22px 24px 28px; border-top: 1px solid var(--line-2); }
.drawer-foot .btn { margin-bottom: 10px; }
.drawer-contact { font-size: var(--fs-sm); color: var(--text-2); line-height: 2; }

/* ---------- 8. 首屏 Banner ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(900px 480px at 82% 18%, rgba(200,16,46,.30), transparent 62%),
    linear-gradient(120deg, #0B131C 0%, #131F2B 46%, #0F1720 100%);
  color: #fff; padding: 96px 0 92px;
}
/* 网格纹理 */
.hero::before {
  content:""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(circle at 70% 40%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 70% 40%, #000 0%, transparent 78%);
}
/* 红色斜切装饰 */
.hero::after {
  content:""; position: absolute; right: -140px; top: -80px; width: 460px; height: 460px;
  border: 1px solid rgba(200,16,46,.35); border-radius: 50%; pointer-events: none;
}
.hero .wrap { position: relative; z-index: 2; }
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }

.hero-tag {
  display: inline-flex; align-items: center; gap: 9px; height: 32px; padding: 0 14px;
  border: 1px solid rgba(255,255,255,.22); border-radius: 100px;
  background: rgba(255,255,255,.06); font-size: var(--fs-sm);
  color: rgba(255,255,255,.88); letter-spacing: .02em; margin-bottom: 26px;
}
.hero-tag i { width: 6px; height: 6px; border-radius: 50%; background: var(--brand-light); box-shadow: 0 0 0 4px rgba(226,58,80,.25); }
.hero h1 {
  font-size: 50px; line-height: 1.24; color: #fff; font-weight: 800; letter-spacing: .01em;
}
.hero h1 em { font-style: normal; color: #fff; position: relative; }
.hero h1 em::after {
  content:""; position: absolute; left: 0; right: 0; bottom: 4px; height: 10px;
  background: rgba(200,16,46,.55); z-index: -1; border-radius: 2px;
}
.hero-lead { margin-top: 22px; font-size: 17px; line-height: 1.9; color: rgba(255,255,255,.76); max-width: 620px; }
.hero-actions { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-tags { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 10px; }
.hero-tags span,
.hero-tags a {
  display: inline-flex; align-items: center;
  font-size: var(--fs-sm); color: rgba(255,255,255,.70);
  padding: 5px 12px; border: 1px solid rgba(255,255,255,.14); border-radius: 100px;
  background: rgba(255,255,255,.03); text-decoration: none;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.hero-tags a:hover {
  color: #fff; border-color: rgba(255,255,255,.36);
  background: rgba(255,255,255,.12);
}

/* 首屏数据面板 */
.hero-panel {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-xl); padding: 26px;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.hero-panel-title {
  font-size: var(--fs-sm); color: rgba(255,255,255,.60); letter-spacing: .1em;
  padding-bottom: 16px; margin-bottom: 6px; border-bottom: 1px solid rgba(255,255,255,.10);
}
.hero-stats { display: grid; grid-template-columns: repeat(2,1fr); gap: 2px; }
.hero-stats .hs { padding: 18px 4px; }
.hero-stats .hs-num { font-size: 32px; font-weight: 800; color: #fff; line-height: 1.1; }
.hero-stats .hs-num small { font-size: 15px; font-weight: 600; margin-left: 2px; }
.hero-stats .hs-lab { margin-top: 6px; font-size: var(--fs-sm); color: rgba(255,255,255,.62); }
.hero-panel-foot {
  margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.10);
  font-size: var(--fs-xs); color: rgba(255,255,255,.45); line-height: 1.7;
}

/* ---------- 9. 数据条 ---------- */
.stats-band { background: var(--brand); color: #fff; padding: 40px 0; }
.stats-band .grid { grid-template-columns: repeat(4,1fr); gap: 0; }
.stat-item { text-align: center; padding: 6px 12px; position: relative; }
.stat-item + .stat-item::before {
  content:""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 1px; height: 44px; background: rgba(255,255,255,.26);
}
.stat-num { font-size: 38px; font-weight: 800; line-height: 1.1; letter-spacing: .01em; }
.stat-num small { font-size: 17px; font-weight: 600; margin-left: 2px; }
.stat-lab { margin-top: 8px; font-size: var(--fs-sm); color: rgba(255,255,255,.85); }

/* ---------- 10. 通用卡片 ---------- */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; transition: all .28s var(--ease); height: 100%;
  display: flex; flex-direction: column;
}
.card-hover:hover { transform: translateY(-5px); border-color: transparent; box-shadow: var(--sh-3); }
.card-hover:hover .card-title { color: var(--brand); }
.card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.card-title { font-size: var(--fs-lg); font-weight: 700; transition: color .22s var(--ease); }
.card-desc { margin-top: 10px; font-size: var(--fs-base); color: var(--text-2); line-height: 1.8; flex: 1; }
.card-foot { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line-2); }

/* 图标卡 */
.icon-card { padding: 28px 24px; }
.icon-box {
  width: 48px; height: 48px; border-radius: var(--radius); display: grid; place-items: center;
  background: var(--brand-50); color: var(--brand); margin-bottom: 18px;
  transition: all .28s var(--ease);
}
.icon-box svg { width: 24px; height: 24px; }
.card-hover:hover .icon-box { background: var(--brand); color: #fff; transform: rotate(-4deg) scale(1.04); }

/* 标签 */
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-size: var(--fs-xs); color: var(--text-2); background: var(--bg-soft);
  border: 1px solid var(--line-2); border-radius: 100px; padding: 4px 11px; line-height: 1.6;
}
.tag-red { color: var(--brand); background: var(--brand-50); border-color: var(--brand-100); }

/* ---------- 11. 图片占位 ---------- */
.ph {
  position: relative; width: 100%; display: grid; place-items: center;
  background:
    repeating-linear-gradient(45deg, #EEF1F5 0 12px, #E9EDF2 12px 24px);
  color: var(--text-3); font-size: var(--fs-xs); text-align: center;
  padding: 12px; line-height: 1.6; overflow: hidden;
}
.ph::after {
  content:""; position: absolute; inset: 8px; border: 1px dashed #CDD6DF; border-radius: 6px; pointer-events: none;
}
.ph span { position: relative; z-index: 1; }
.ph-16x9 { aspect-ratio: 16/9; }
.ph-4x3  { aspect-ratio: 4/3; }
.ph-3x2  { aspect-ratio: 3/2; }
.ph-1x1  { aspect-ratio: 1/1; }
.ph-dark { background: repeating-linear-gradient(45deg,#1B2733 0 12px,#18232E 12px 24px); color: rgba(255,255,255,.5); }
.ph-dark::after { border-color: rgba(255,255,255,.22); }

/* ---------- 12. 底部 ---------- */
.footer { background: var(--ink); color: rgba(255,255,255,.66); font-size: var(--fs-sm); }
.footer-main { padding: 64px 0 40px; display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 44px; }
.footer h4 { color: #fff; font-size: var(--fs-md); margin-bottom: 20px; letter-spacing: .04em; }
.footer-brand p { line-height: 1.95; margin-top: 18px; max-width: 320px; }
.footer-logo { display: inline-flex; align-items: center; }
.footer-logo img { display: block; max-height: 40px; width: auto; margin-bottom: 14px; }
.footer-links li + li { margin-top: 11px; }
.footer-links a { transition: color .2s var(--ease), padding-left .2s var(--ease); }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact li { display: flex; gap: 10px; line-height: 1.9; margin-bottom: 12px; }
.footer-contact svg { width: 15px; height: 15px; flex-shrink: 0; margin-top: 5px; color: var(--brand-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.10); padding: 20px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: var(--fs-xs); color: rgba(255,255,255,.52);
}
.footer-bottom a:hover { color: #fff; }
.footer-bottom .fb-links { display: flex; gap: 18px; flex-wrap: wrap; }

/* ---------- 13. 返回顶部 ---------- */
.to-top {
  position: fixed; right: 22px; bottom: 22px; z-index: 800;
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line);
  background: #fff; color: var(--ink); cursor: pointer; display: grid; place-items: center;
  box-shadow: var(--sh-2); opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all .28s var(--ease);
}
.to-top.is-show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--brand); color: #fff; border-color: var(--brand); }
.to-top svg { width: 18px; height: 18px; }

/* ---------- 14. 面包屑 ---------- */
.breadcrumb {
  background: var(--bg-soft); border-bottom: 1px solid var(--line);
  padding: 15px 0; font-size: var(--fs-sm); color: var(--text-3);
}
.breadcrumb .wrap { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb svg { width: 13px; height: 13px; opacity: .55; }
.breadcrumb .current { color: var(--text-2); font-weight: 500; }

/* ---------- 15. 滚动动效 ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 16. 响应式（全局） ---------- */
@media (max-width: 1080px) {
  .footer-main { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 992px) {
  :root { --header-h: 64px; }
  .nav, .header-cta .btn { display: none; }
  .burger { display: flex; }
  .hero { padding: 64px 0 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 36px; }
  .hero-lead { font-size: var(--fs-md); }
  .g-6 { grid-template-columns: repeat(3,1fr); }
  .g-4 { grid-template-columns: repeat(2,1fr); }
  .g-3 { grid-template-columns: repeat(2,1fr); }
  .section { padding: 60px 0; }
  .sec-title { font-size: var(--fs-2xl); }
}
@media (max-width: 720px) {
  .wrap { padding: 0 18px; }
  .topbar { display: none; }
  .hero { padding: 48px 0 44px; }
  .hero h1 { font-size: 29px; }
  .hero-lead { font-size: var(--fs-base); }
  .hero-actions .btn { flex: 1; min-width: 150px; }
  .hero-stats .hs-num { font-size: 26px; }
  .g-6 { grid-template-columns: repeat(2,1fr); }
  .g-4, .g-3, .g-2 { grid-template-columns: 1fr; }
  .stats-band .grid { grid-template-columns: repeat(2,1fr); gap: 20px 0; }
  .stat-item + .stat-item::before { display: none; }
  .stat-num { font-size: 30px; }
  .section { padding: 48px 0; }
  .sec-title { font-size: 24px; }
  .sec-head { margin-bottom: 32px; }
  .footer-main { grid-template-columns: 1fr; gap: 30px; padding: 44px 0 30px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .to-top { right: 14px; bottom: 14px; width: 40px; height: 40px; }
}