/* =====================================================================
   GoldenRice — 高端碾米设备官网样式
   ===================================================================== */
:root {
  --ink: #18211c;
  --green-900: #143326;
  --green-800: #1c422f;
  --green-700: #275540;
  --gold: #c19a3f;
  --gold-2: #e0be72;
  --gold-soft: #f3e6c8;
  --cream: #f7f4ec;
  --white: #ffffff;
  --line: #e8e1d0;
  --muted: #6d756f;
  --radius: 16px;
  --shadow: 0 18px 44px rgba(24, 33, 28, .10);
  --shadow-sm: 0 8px 22px rgba(24, 33, 28, .08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); background: var(--white); line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.container { width: min(1200px, 92%); margin: 0 auto; }
section { position: relative; }

/* ---------- 通用 ---------- */
.eyebrow { display: inline-flex; align-items: center; gap: 10px; text-transform: uppercase; letter-spacing: .28em; font-size: 12px; font-weight: 700; color: var(--gold); }
.eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--gold); }
.section-title { font-size: clamp(26px, 3.4vw, 40px); font-weight: 800; line-height: 1.2; letter-spacing: -.01em; margin: 14px 0 10px; }
.section-sub { color: var(--muted); max-width: 640px; }
.section-head { text-align: center; margin-bottom: 52px; }
.section-head .eyebrow { justify-content: center; }
.section-head .eyebrow::before { display: none; }
.section-head .section-sub { margin: 0 auto; }
.section-pad { padding: 96px 0; }
.bg-cream { background: var(--cream); }
.bg-dark { background: var(--green-900); color: var(--white); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 30px; border-radius: 999px; font-weight: 700; font-size: 15px; letter-spacing: .02em; transition: all .25s ease; cursor: pointer; border: 2px solid transparent; }
.btn-gold { background: linear-gradient(135deg, var(--gold-2), var(--gold)); color: #221a05; box-shadow: 0 10px 26px rgba(193, 154, 63, .35); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(193, 154, 63, .45); }
.btn-light { background: var(--white); color: var(--green-900); }
.btn-light:hover { transform: translateY(-2px); }
.btn-outline { border-color: var(--green-700); color: var(--green-900); }
.btn-outline:hover { background: var(--green-900); color: #fff; }
.btn-outline-light { border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline-light:hover { background: #fff; color: var(--green-900); }
.btn-sm { padding: 9px 20px; font-size: 13px; }

/* ---------- 顶栏 ---------- */
.topbar { background: var(--green-900); color: #cfd8d1; font-size: 13px; padding: 8px 0; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.topbar-left { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar-item { display: inline-flex; align-items: center; gap: 7px; opacity: .92; }
.topbar-item svg { width: 14px; height: 14px; fill: var(--gold-2); }
.topbar-right .topbar-item { color: var(--gold-2); font-weight: 600; }

/* ---------- 页头 ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.95); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(24,33,28,.06); transition: box-shadow .3s; }
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 20px; }

.logo { display: inline-flex; align-items: center; gap: 12px; }
.logo-mark { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(140deg, var(--green-800), var(--green-900)); color: var(--gold-2); display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 6px 16px rgba(28,66,47,.3); }
.logo-mark svg { width: 30px; height: 30px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text b { font-size: 20px; font-weight: 800; letter-spacing: -.01em; color: var(--green-900); }
.logo-text i { font-style: normal; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); font-weight: 600; }
.logo-footer .logo-text b { color: #fff; }

.nav-list { display: flex; align-items: center; gap: 6px; }
.nav-list > li { position: relative; }
.nav-list > li > a { display: flex; align-items: center; gap: 5px; padding: 10px 15px; font-weight: 600; font-size: 15px; color: var(--ink); border-radius: 10px; transition: all .2s; }
.nav-list > li > a:hover, .nav-list > li.active > a { color: var(--green-800); background: rgba(28,66,47,.07); }
.caret { width: 0; height: 0; border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 5px solid currentColor; margin-left: 2px; }
.dropdown { position: absolute; top: 100%; left: 0; min-width: 230px; background: #fff; border-radius: 14px; box-shadow: var(--shadow); padding: 10px; opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .25s ease; border: 1px solid var(--line); }
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(4px); }
.dropdown li a { display: block; padding: 10px 14px; border-radius: 8px; font-size: 14px; color: var(--ink); transition: all .2s; }
.dropdown li a:hover, .dropdown li a.dd-active { background: var(--green-900); color: #fff; }
.nav-cta { margin-left: 8px; }
.nav-toggle { display: none; background: none; border: 0; width: 42px; height: 42px; border-radius: 10px; cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--green-900); border-radius: 2px; transition: all .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { height: clamp(560px, 88vh, 820px); overflow: hidden; color: #fff; }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.1s ease; background-size: cover; background-position: center; }
.hero-slide.active { opacity: 1; }
.hero-slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(12,26,19,.82) 0%, rgba(12,26,19,.55) 45%, rgba(12,26,19,.18) 100%); }
.hero-content { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; justify-content: center; }
.hero-inner { max-width: 720px; }
.hero h1 { font-size: clamp(34px, 5.4vw, 66px); font-weight: 800; line-height: 1.08; letter-spacing: -.015em; margin: 20px 0 22px; }
.hero h1 em { font-style: normal; color: var(--gold-2); }
.hero p { font-size: 18px; color: rgba(255,255,255,.86); max-width: 600px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-dots { position: absolute; bottom: 40px; left: 0; right: 0; z-index: 3; display: flex; justify-content: center; gap: 10px; }
.hero-dots button { width: 12px; height: 12px; border-radius: 50%; border: 0; background: rgba(255,255,255,.4); cursor: pointer; transition: all .3s; }
.hero-dots button.active { background: var(--gold-2); width: 34px; border-radius: 8px; }
.hero-scroll { position: absolute; bottom: 46px; right: 4%; z-index: 3; color: rgba(255,255,255,.7); font-size: 12px; letter-spacing: .2em; text-transform: uppercase; display: flex; align-items: center; gap: 8px; writing-mode: vertical-rl; }
.hero-scroll::after { content: ""; width: 1px; height: 40px; background: rgba(255,255,255,.5); }

/* ---------- 首页介绍条 ---------- */
.intro-strip { margin-top: -60px; position: relative; z-index: 5; }
.intro-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 40px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.intro-card h2 { font-size: clamp(22px, 2.6vw, 32px); font-weight: 800; line-height: 1.25; margin: 12px 0 14px; }
.intro-card h2 em { color: var(--green-800); }
.intro-card p { color: var(--muted); margin-bottom: 12px; }
.intro-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.intro-tags span { background: var(--gold-soft); color: #6a4d0f; padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; }

/* ---------- 统计 ---------- */
.stats-band { background: linear-gradient(120deg, var(--green-900), var(--green-800)); color: #fff; padding: 56px 0; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.stat { text-align: center; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: -15px; top: 18%; height: 64%; width: 1px; background: rgba(255,255,255,.16); }
.stat b { display: inline-block; font-size: clamp(34px, 4vw, 50px); font-weight: 800; color: var(--gold-2); line-height: 1; }
.stat span { font-size: clamp(24px, 2.6vw, 34px); font-weight: 700; color: var(--gold-2); }
.stat i { display: block; font-style: normal; color: rgba(255,255,255,.78); margin-top: 8px; font-size: 15px; letter-spacing: .02em; }

/* ---------- 工艺流程 ---------- */
.process-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 22px; position: relative; transition: all .3s; }
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.step-num { font-size: 40px; font-weight: 800; color: transparent; -webkit-text-stroke: 1.5px var(--gold); line-height: 1; display: block; margin-bottom: 14px; }
.step h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 13.5px; color: var(--muted); }
.process-arrow { color: var(--gold); }

/* ---------- 产品 ---------- */
.filter-bar { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 40px; }
.filter-btn { padding: 9px 20px; border-radius: 999px; border: 1px solid var(--line); background: #fff; font-weight: 600; font-size: 14px; cursor: pointer; transition: all .25s; color: var(--ink); }
.filter-btn:hover { border-color: var(--green-700); color: var(--green-800); }
.filter-btn.active { background: var(--green-900); border-color: var(--green-900); color: #fff; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.product-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: all .35s ease; display: flex; flex-direction: column; }
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.product-media { position: relative; aspect-ratio: 1/1; overflow: hidden; background: #f4f4f2; }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.product-card:hover .product-media img { transform: scale(1.06); }
.product-cat { position: absolute; top: 14px; left: 14px; background: rgba(20,51,38,.9); color: var(--gold-2); font-size: 12px; font-weight: 700; letter-spacing: .06em; padding: 6px 13px; border-radius: 999px; backdrop-filter: blur(4px); }
.product-body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.product-body h3 { font-size: 18px; font-weight: 700; line-height: 1.3; }
.product-body h3 a:hover { color: var(--green-800); }
.product-body p { font-size: 14px; color: var(--muted); flex: 1; }
.more-link { color: var(--green-800); font-weight: 700; font-size: 14px; }
.more-link:hover { color: var(--gold); }
.empty { text-align: center; color: var(--muted); padding: 40px 0; grid-column: 1 / -1; }

/* ---------- 优势 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.adv { background: #fff; border-radius: var(--radius); padding: 32px 26px; border: 1px solid var(--line); transition: all .3s; }
.adv:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.adv-icon { width: 56px; height: 56px; border-radius: 14px; background: linear-gradient(140deg, var(--green-800), var(--green-900)); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.adv-icon svg { width: 28px; height: 28px; fill: var(--gold-2); }
.adv h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.adv p { font-size: 14px; color: var(--muted); }

/* ---------- 荣誉 ---------- */
.honor-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.honor-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16); padding: 12px 22px; border-radius: 999px; color: #e9eee9; font-weight: 600; font-size: 14px; }
.honor-badge svg { width: 20px; height: 20px; fill: var(--gold-2); }

/* ---------- 新闻 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; gap: 10px; transition: all .3s; }
.news-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.news-date { color: var(--gold); font-weight: 700; font-size: 13px; letter-spacing: .08em; }
.news-card h3 { font-size: 18px; font-weight: 700; line-height: 1.4; }
.news-card h3 a:hover { color: var(--green-800); }
.news-card p { font-size: 14px; color: var(--muted); flex: 1; }

/* ---------- CTA ---------- */
.cta-band { background: linear-gradient(115deg, var(--green-900) 0%, var(--green-700) 100%); color: #fff; padding: 76px 0; overflow: hidden; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-inner h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; margin-bottom: 8px; }
.cta-inner p { color: rgba(255,255,255,.8); max-width: 560px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--green-900); color: #c9d3cb; padding: 72px 0 0; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 48px; }
.footer-brand p { margin: 18px 0 16px; color: #9fb0a6; max-width: 320px; }
.footer-social { display: flex; gap: 10px; flex-wrap: wrap; }
.footer-social a { border: 1px solid rgba(255,255,255,.2); padding: 6px 14px; border-radius: 999px; font-size: 12.5px; color: #dfe7e1; transition: all .2s; }
.footer-social a:hover { background: var(--gold); border-color: var(--gold); color: #221a05; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--gold); }
.footer-col li { margin-bottom: 10px; }
.footer-col a:hover { color: var(--gold-2); }
.footer-contact b { color: #fff; font-weight: 600; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 13px; color: #8fa298; }

/* ---------- 页内 banner（内页顶部） ---------- */
.page-hero { background: linear-gradient(115deg, var(--green-900), var(--green-700)); color: #fff; padding: 84px 0 96px; position: relative; overflow: hidden; }
.page-hero::after { content: ""; position: absolute; right: -120px; top: -120px; width: 380px; height: 380px; border-radius: 50%; background: radial-gradient(circle, rgba(193,154,63,.28), transparent 65%); }
.page-hero h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 800; margin-top: 12px; letter-spacing: -.01em; }
.page-hero p { color: rgba(255,255,255,.82); max-width: 640px; margin-top: 12px; }
.breadcrumb { color: var(--gold-2); font-size: 13px; letter-spacing: .06em; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { margin: 0 8px; color: rgba(255,255,255,.4); }

/* ---------- 关于页 ---------- */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-media { position: relative; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow); }
.about-media .about-badge { position: absolute; bottom: 24px; left: -24px; background: var(--green-900); color: #fff; padding: 20px 26px; border-radius: 14px; box-shadow: var(--shadow); }
.about-badge b { font-size: 30px; color: var(--gold-2); display: block; line-height: 1; }
.about-badge span { font-size: 13px; color: #cfd8d1; }
.about-copy h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; margin: 14px 0 16px; line-height: 1.25; }
.about-copy h2 em { color: var(--green-800); }
.about-copy p { color: var(--muted); margin-bottom: 14px; }
.about-copy ul { margin: 16px 0 24px; display: grid; gap: 12px; }
.about-copy li { display: flex; gap: 12px; align-items: flex-start; font-weight: 600; }
.about-copy li::before { content: "✓"; color: var(--gold); font-weight: 800; }

.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; text-align: center; transition: all .3s; }
.value-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.value-card .adv-icon { margin: 0 auto 16px; display: flex; }
.value-card h3 { font-size: 18px; margin-bottom: 8px; }
.value-card p { font-size: 14px; color: var(--muted); }

/* ---------- 产品详情 ---------- */
.product-detail { display: grid; grid-template-columns: 1fr 1.1fr; gap: 52px; align-items: start; padding: 70px 0 20px; }
.pd-left img { border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); }
.pd-right h1 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 800; line-height: 1.2; margin: 12px 0 16px; }
.pd-desc { color: var(--muted); margin-bottom: 18px; }
.pd-points { display: grid; gap: 10px; margin-bottom: 26px; }
.pd-points li { display: flex; gap: 10px; font-size: 14.5px; }
.pd-points li::before { content: "✓"; color: var(--gold); font-weight: 800; }
.specs { padding: 40px 0 20px; }
.specs-box { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.spec-row { display: flex; justify-content: space-between; gap: 20px; padding: 18px 26px; border-bottom: 1px solid var(--line); }
.spec-row:last-child { border-bottom: 0; }
.spec-row:nth-child(odd) { background: var(--cream); }
.spec-row span { color: var(--muted); }
.spec-row b { color: var(--ink); }
.related { padding: 60px 0 80px; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; align-items: start; }
.contact-info .info-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: flex; gap: 18px; margin-bottom: 16px; transition: all .25s; }
.contact-info .info-card:hover { box-shadow: var(--shadow-sm); }
.info-icon { width: 50px; height: 50px; min-width: 50px; border-radius: 12px; background: linear-gradient(140deg, var(--green-800), var(--green-900)); display: inline-flex; align-items: center; justify-content: center; }
.info-icon svg { width: 24px; height: 24px; fill: var(--gold-2); }
.info-card h3 { font-size: 16px; margin-bottom: 4px; }
.info-card p { font-size: 14px; color: var(--muted); word-break: break-word; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow-sm); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-card label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--ink); }
.form-card input, .form-card textarea, .form-card select { width: 100%; padding: 13px 16px; border: 1px solid var(--line); border-radius: 10px; font-family: inherit; font-size: 14px; background: var(--cream); transition: all .2s; color: var(--ink); }
.form-card input:focus, .form-card textarea:focus, .form-card select:focus { outline: none; border-color: var(--green-700); background: #fff; box-shadow: 0 0 0 3px rgba(39,85,64,.12); }
.form-card textarea { resize: vertical; min-height: 130px; }
.form-msg { margin-top: 14px; font-size: 14px; font-weight: 600; }
.form-msg.ok { color: var(--green-700); }
.form-msg.err { color: #b3382c; }

/* ---------- 回到顶部 ---------- */
.to-top { position: fixed; right: 24px; bottom: 24px; z-index: 90; width: 48px; height: 48px; border-radius: 50%; border: 0; background: var(--green-900); color: var(--gold-2); box-shadow: var(--shadow); cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .3s; }
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--green-700); }
.to-top svg { width: 22px; height: 22px; fill: currentColor; }

/* ---------- 滚动显示 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 992px) {
  .nav-toggle { display: flex; }
  .nav-list { position: fixed; top: 78px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 16px; gap: 2px; box-shadow: var(--shadow); max-height: calc(100vh - 78px); overflow-y: auto; transform: translateY(-12px); opacity: 0; visibility: hidden; transition: all .3s; border-bottom: 1px solid var(--line); }
  .nav-list.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-list > li > a { padding: 13px 14px; }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 0 0 0 18px; display: none; min-width: 0; }
  .has-dropdown.open .dropdown { display: block; }
  .nav-cta { margin: 10px 0 0; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .about-split { grid-template-columns: 1fr; }
  .about-media .about-badge { left: 14px; }
  .contact-grid { grid-template-columns: 1fr; }
  .product-detail { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 36px 20px; }
  .stat + .stat::before { display: none; }
  .intro-card { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .section-pad { padding: 64px 0; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .adv-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .hero-scroll { display: none; }
  .hero-actions .btn { width: 100%; }
}