/* 常州宏延再生资源回收有限公司 品牌官网
   SSG 静态站 · 无外部依赖 · 中文系统字体栈 */
:root {
  --brand-800: #0b3d24;
  --brand-700: #0f5132;
  --brand-600: #157347;
  --brand-500: #1e8a58;
  --brand-100: #d9ecdf;
  --brand-50: #eef6f0;
  --amber-600: #b45309;
  --amber-500: #d97706;
  --amber-100: #fdf0dd;
  --ink: #16241c;
  --ink-2: #43524a;
  --ink-3: #7a8781;
  --line: #e2e8e3;
  --bg: #f6f8f6;
  --card: #ffffff;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow: 0 1px 2px rgba(22, 36, 28, .05), 0 6px 20px rgba(22, 36, 28, .07);
  --shadow-lg: 0 2px 4px rgba(22, 36, 28, .06), 0 14px 40px rgba(22, 36, 28, .12);
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.7; font-size: 15px; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }
.section.tight { padding: 48px 0; }
.section.alt { background: var(--card); }

.section-head { max-width: 640px; margin: 0 auto 44px; text-align: center; }
.section-head.left { text-align: left; margin-left: 0; }
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 500; color: var(--brand-600); letter-spacing: .12em; margin-bottom: 10px; }
.kicker::before { content: ""; width: 22px; height: 2px; background: var(--brand-500); }
.section-title { font-size: 28px; font-weight: 600; letter-spacing: .01em; line-height: 1.35; }
.section-title .en { display: block; font-size: 12px; font-weight: 400; color: var(--ink-3); letter-spacing: .22em; text-transform: uppercase; margin-top: 6px; }
.section-desc { color: var(--ink-2); margin-top: 14px; font-size: 15px; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 28px; border-radius: 999px; font-size: 15px; font-weight: 500; transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease; }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--brand-600); color: #fff; box-shadow: 0 8px 20px rgba(21, 115, 71, .28); }
.btn-primary:hover { background: var(--brand-700); }
.btn-accent { background: var(--amber-500); color: #fff; box-shadow: 0 8px 20px rgba(217, 119, 6, .3); }
.btn-accent:hover { background: var(--amber-600); }
.btn-ghost { background: rgba(255, 255, 255, .12); color: #fff; border: 1px solid rgba(255, 255, 255, .45); }
.btn-ghost:hover { background: rgba(255, 255, 255, .22); }
.btn-outline { background: transparent; color: var(--brand-600); border: 1px solid var(--brand-500); }
.btn-outline:hover { background: var(--brand-50); }
.btn .arr { width: 16px; height: 16px; }

/* ---------- Top bar ---------- */
.topbar { background: var(--brand-800); color: rgba(255, 255, 255, .82); font-size: 13px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 36px; }
.topbar span { display: inline-flex; align-items: center; gap: 6px; }
.topbar .ico { width: 14px; height: 14px; flex: none; }
.topbar-right { display: flex; gap: 20px; }

/* ---------- Header ---------- */
.header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); transition: box-shadow .2s ease; }
.header.scrolled { box-shadow: 0 4px 24px rgba(22, 36, 28, .1); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand-mark { width: 42px; height: 42px; }
.brand-name { line-height: 1.25; }
.brand-name b { display: block; font-size: 19px; font-weight: 600; letter-spacing: .04em; color: var(--brand-800); }
.brand-name i { display: block; font-style: normal; font-size: 11px; color: var(--ink-3); letter-spacing: .18em; }
.nav { display: flex; align-items: center; gap: 6px; }
.nav a { position: relative; padding: 8px 16px; font-size: 15px; color: var(--ink-2); border-radius: 8px; transition: color .15s; }
.nav a::after { content: ""; position: absolute; left: 16px; right: 16px; bottom: 2px; height: 2px; background: var(--brand-500); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.nav a:hover { color: var(--brand-600); }
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); }
.nav a.active { color: var(--brand-700); font-weight: 500; }
.header-cta { display: flex; align-items: center; gap: 14px; flex: none; }
.hotline { text-align: right; line-height: 1.3; }
.hotline small { display: block; font-size: 11px; color: var(--ink-3); }
.hotline b { display: inline-flex; align-items: center; gap: 6px; font-size: 18px; color: var(--brand-700); font-weight: 600; }
.hotline .ico { width: 15px; height: 15px; color: var(--brand-500); }
.menu-btn { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; color: var(--ink); }
.menu-btn svg { width: 24px; height: 24px; }
/* 移动端菜单：桌面端必须隐藏（移动端由 max-width:820px 媒体查询内的 display:block 覆盖） */
.mobile-nav { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; background: linear-gradient(135deg, #0b3d24 0%, #0f5132 55%, #14603c 100%); color: #fff; overflow: hidden; }
.hero-pattern { position: absolute; inset: 0; opacity: .5; }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; padding: 88px 0 96px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 16px; border-radius: 999px; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .25); font-size: 13px; letter-spacing: .05em; margin-bottom: 22px; }
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: #6ee7a8; box-shadow: 0 0 0 4px rgba(110, 231, 168, .22); }
.hero h1 { font-size: 42px; font-weight: 700; line-height: 1.28; letter-spacing: .01em; }
.hero h1 em { font-style: normal; color: #7ce7ac; }
.hero-sub { margin-top: 18px; font-size: 17px; color: rgba(255, 255, 255, .85); letter-spacing: .06em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-note { margin-top: 22px; font-size: 13px; color: rgba(255, 255, 255, .62); display: flex; align-items: center; gap: 8px; }
.hero-note .ico { width: 15px; height: 15px; flex: none; }

.promise-card { background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .18); border-radius: var(--radius-lg); padding: 28px; backdrop-filter: blur(4px); }
.promise-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 4px; }
.promise-card > p { font-size: 13px; color: rgba(255, 255, 255, .66); margin-bottom: 18px; }
.promise-item { display: flex; gap: 14px; padding: 14px 0; border-top: 1px solid rgba(255, 255, 255, .14); }
.promise-item .ico { width: 34px; height: 34px; flex: none; color: #7ce7ac; }
.promise-item b { display: block; font-size: 15px; font-weight: 500; }
.promise-item span { font-size: 13px; color: rgba(255, 255, 255, .68); }

/* ---------- Stats / trust ---------- */
.stats { background: var(--card); border-bottom: 1px solid var(--line); }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); padding: 36px 24px; gap: 16px; }
.stat { text-align: center; }
.stat b { display: block; font-size: 34px; font-weight: 700; color: var(--brand-700); font-variant-numeric: tabular-nums; }
.stat b i { font-style: normal; font-size: 18px; margin-left: 2px; color: var(--brand-500); }
.stat span { display: block; margin-top: 4px; font-size: 14px; color: var(--ink-2); }

.logo-wall { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 28px; }
.logo-slot { display: flex; align-items: center; justify-content: center; width: 138px; height: 52px; border: 1px dashed var(--line); border-radius: 8px; background: var(--card); font-size: 12px; color: var(--ink-3); letter-spacing: .08em; }

/* ---------- Value cards ---------- */
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.value-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px 26px; transition: transform .2s ease, box-shadow .2s ease; }
.value-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.value-card .ico { width: 44px; height: 44px; color: var(--brand-600); margin-bottom: 16px; }
.value-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
.value-card p { font-size: 14px; color: var(--ink-2); }
.value-card .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.value-card .tag { font-size: 12px; color: var(--brand-700); background: var(--brand-50); border: 1px solid var(--brand-100); border-radius: 999px; padding: 4px 12px; }

/* ---------- Category cards ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cat-card { display: flex; align-items: center; gap: 14px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--brand-100); }
.cat-mono { flex: none; width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 600; color: #fff; background: linear-gradient(160deg, var(--brand-500), var(--brand-700)); }
.cat-mono.amber { background: linear-gradient(160deg, #e08a2c, var(--amber-600)); }
.cat-mono.slate { background: linear-gradient(160deg, #5b6b78, #34424d); }
.cat-card b { display: block; font-size: 15px; font-weight: 600; }
.cat-card span { display: block; font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.grid-more { text-align: center; margin-top: 30px; }

/* ---------- Process ---------- */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
.step { position: relative; padding: 0 18px; text-align: center; }
.step + .step::before { content: ""; position: absolute; left: 0; top: 34px; width: 100%; height: 0; border-top: 2px dashed var(--brand-100); }
.step-no { position: relative; z-index: 1; width: 68px; height: 68px; margin: 0 auto; border-radius: 50%; background: var(--card); border: 2px solid var(--brand-100); display: flex; align-items: center; justify-content: center; }
.step-no .ico { width: 30px; height: 30px; color: var(--brand-600); }
.step-no i { position: absolute; top: -8px; right: -8px; width: 24px; height: 24px; border-radius: 50%; background: var(--amber-500); color: #fff; font-style: normal; font-size: 12px; font-weight: 600; display: flex; align-items: center; justify-content: center; }
.step h4 { margin-top: 16px; font-size: 16px; font-weight: 600; }
.step p { margin-top: 6px; font-size: 13px; color: var(--ink-2); }

/* ---------- Advantages (01-04 alternating) ---------- */
.adv-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 56px; align-items: center; padding: 40px 0; }
.adv-row + .adv-row { border-top: 1px solid var(--line); }
.adv-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 280px; background: linear-gradient(150deg, var(--brand-700), var(--brand-500)); display: flex; align-items: center; justify-content: center; }
.adv-media svg { width: 72%; height: auto; }
.adv-media .ph-label { position: absolute; left: 14px; bottom: 12px; font-size: 12px; color: rgba(255, 255, 255, .75); background: rgba(0, 0, 0, .25); padding: 4px 10px; border-radius: 999px; }
.adv-no { font-size: 52px; font-weight: 700; color: var(--brand-100); line-height: 1; font-variant-numeric: tabular-nums; }
.adv-body h3 { font-size: 24px; font-weight: 600; margin: 6px 0 14px; }
.adv-body p { color: var(--ink-2); font-size: 15px; }
.adv-body ul { margin-top: 16px; display: grid; gap: 10px; }
.adv-body li { display: flex; gap: 10px; font-size: 14px; color: var(--ink-2); }
.adv-body li::before { content: ""; flex: none; width: 6px; height: 6px; border-radius: 50%; background: var(--brand-500); margin-top: 9px; }

/* ---------- Case cards ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.case-photo { position: relative; aspect-ratio: 16 / 10; background: repeating-linear-gradient(45deg, #e9efe9, #e9efe9 12px, #e2eae3 12px, #e2eae3 24px); display: flex; align-items: center; justify-content: center; color: var(--ink-3); font-size: 12px; letter-spacing: .1em; }
.case-photo .ico { width: 34px; height: 34px; margin-bottom: 6px; color: #b8c6bc; }
.case-photo .col { position: absolute; top: 12px; left: 12px; font-size: 12px; color: #fff; background: rgba(15, 81, 50, .85); padding: 4px 12px; border-radius: 999px; }
.case-body { padding: 20px 22px 24px; }
.case-body h3 { font-size: 16px; font-weight: 600; }
.case-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.case-meta span { font-size: 12px; color: var(--ink-2); background: var(--bg); border: 1px solid var(--line); padding: 3px 10px; border-radius: 999px; }
.case-body p { margin-top: 12px; font-size: 13px; color: var(--ink-2); }
.case-body .hl { display: flex; align-items: center; gap: 6px; margin-top: 12px; font-size: 13px; font-weight: 500; color: var(--amber-600); }
.case-body .hl .ico { width: 15px; height: 15px; }

/* ---------- Testimonials ---------- */
.quote-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.quote-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 26px; }
.quote-card .stars { color: var(--amber-500); letter-spacing: 4px; font-size: 14px; }
.quote-card p { margin: 12px 0 16px; font-size: 14px; color: var(--ink-2); }
.quote-who { display: flex; align-items: center; gap: 12px; }
.quote-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--brand-100); color: var(--brand-700); display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 15px; }
.quote-who b { display: block; font-size: 14px; font-weight: 500; }
.quote-who span { font-size: 12px; color: var(--ink-3); }

/* ---------- Certificates ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cert-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; text-align: center; }
.cert-ph { aspect-ratio: 3 / 4; background: repeating-linear-gradient(-45deg, #f0f4f0, #f0f4f0 10px, #e8eee9 10px, #e8eee9 20px); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: var(--ink-3); font-size: 12px; }
.cert-ph .ico { width: 36px; height: 36px; color: #b8c6bc; }
.cert-card figcaption { padding: 12px; font-size: 13px; color: var(--ink-2); border-top: 1px solid var(--line); }

/* ---------- Timeline ---------- */
.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 28px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--brand-100); }
.tl-item { position: relative; padding: 0 0 34px 24px; }
.tl-item::before { content: ""; position: absolute; left: -28px; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--card); border: 3px solid var(--brand-500); }
.tl-item b { display: inline-block; font-size: 15px; font-weight: 600; color: var(--brand-700); margin-right: 10px; font-variant-numeric: tabular-nums; }
.tl-item h4 { display: inline; font-size: 16px; font-weight: 600; }
.tl-item p { margin-top: 6px; font-size: 14px; color: var(--ink-2); max-width: 62ch; }

/* ---------- Page banner ---------- */
.page-banner { position: relative; background: linear-gradient(120deg, #0b3d24, #14603c); color: #fff; overflow: hidden; }
.page-banner .hero-pattern { opacity: .4; }
.page-banner .container { position: relative; padding: 56px 24px 60px; }
.crumb { font-size: 13px; color: rgba(255, 255, 255, .68); margin-bottom: 12px; }
.crumb a:hover { color: #fff; }
.crumb i { font-style: normal; margin: 0 8px; opacity: .5; }
.page-banner h1 { font-size: 32px; font-weight: 700; letter-spacing: .01em; }
.page-banner p { margin-top: 10px; color: rgba(255, 255, 255, .78); font-size: 15px; max-width: 60ch; }

/* ---------- Filter tabs ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 34px; }
.chip { padding: 9px 22px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); font-size: 14px; transition: all .15s ease; }
.chip:hover { border-color: var(--brand-500); color: var(--brand-600); }
.chip.active { background: var(--brand-600); border-color: var(--brand-600); color: #fff; }

/* ---------- Price table ---------- */
.price-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); }
table.price { width: 100%; border-collapse: collapse; min-width: 640px; }
.price th { text-align: left; padding: 15px 20px; background: var(--brand-50); color: var(--brand-800); font-size: 14px; font-weight: 600; }
.price td { padding: 14px 20px; border-top: 1px solid var(--line); font-size: 14px; color: var(--ink-2); }
.price td:first-child { color: var(--ink); font-weight: 500; }
.price .p-range { font-variant-numeric: tabular-nums; color: var(--amber-600); font-weight: 500; }
.price-note { margin-top: 14px; font-size: 13px; color: var(--ink-3); display: flex; align-items: center; gap: 8px; }
.price-note .ico { width: 15px; height: 15px; flex: none; color: var(--amber-500); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 28px; align-items: start; }
.contact-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.contact-card { display: flex; gap: 16px; align-items: flex-start; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.contact-card .ico { width: 38px; height: 38px; flex: none; color: var(--brand-600); }
.contact-card small { display: block; font-size: 12px; color: var(--ink-3); }
.contact-card b { display: block; font-size: 16px; font-weight: 600; color: var(--ink); margin-top: 2px; }
.contact-card span { font-size: 13px; color: var(--ink-2); }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, #0b3d24, #157347); color: #fff; border-radius: var(--radius-lg); padding: 48px; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; position: relative; overflow: hidden; }
.cta-band h2 { font-size: 26px; font-weight: 700; }
.cta-band p { margin-top: 8px; color: rgba(255, 255, 255, .8); font-size: 15px; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- QR ---------- */
.qr-box { display: flex; gap: 20px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px; }
.qr-ph { width: 128px; height: 128px; flex: none; border: 1px dashed #c3d3c7; border-radius: 10px; display: grid; place-items: center; background: #fafcfa; }
.qr-ph .ico { width: 44px; height: 44px; color: #b8c6bc; }
.qr-box b { display: block; font-size: 16px; font-weight: 600; }
.qr-box p { font-size: 13px; color: var(--ink-2); margin-top: 6px; }

/* ---------- Footer ---------- */
.footer { background: #0d2b1b; color: rgba(255, 255, 255, .72); margin-top: 72px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.2fr; gap: 36px; padding: 56px 0 40px; }
.footer h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand .brand-mark { width: 36px; height: 36px; }
.footer-brand b { color: #fff; font-size: 16px; }
.footer p { font-size: 13px; }
.footer-links a { display: block; padding: 5px 0; font-size: 13px; color: rgba(255, 255, 255, .66); }
.footer-links a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; padding: 5px 0; font-size: 13px; }
.footer-contact .ico { width: 15px; height: 15px; flex: none; margin-top: 5px; color: #6ee7a8; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding: 18px 0; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 12px; color: rgba(255, 255, 255, .45); }
.footer-bottom a:hover { color: #fff; }

/* ---------- Mobile call bar ---------- */
.call-bar { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 99; background: rgba(13, 43, 27, .97); backdrop-filter: blur(6px); padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); }
.call-bar .container { display: flex; gap: 12px; padding: 0; }
.call-bar a { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px; border-radius: 10px; font-size: 15px; font-weight: 500; }
.call-bar .c-tel { background: var(--brand-500); color: #fff; }
.call-bar .c-wx { background: rgba(255, 255, 255, .14); color: #fff; border: 1px solid rgba(255, 255, 255, .25); }
.call-bar .ico { width: 17px; height: 17px; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s cubic-bezier(.16, 1, .3, 1), transform .6s cubic-bezier(.16, 1, .3, 1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; padding: 60px 0 64px; }
  .promise-card { max-width: 520px; }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  .topbar .topbar-right { display: none; }
  .nav, .header-cta .btn, .hotline { display: none; }
  .menu-btn { display: flex; }
  .header .container { height: 62px; }
  .mobile-nav { display: block; position: fixed; inset: 0; z-index: 98; background: rgba(13, 27, 19, .5); opacity: 0; pointer-events: none; transition: opacity .2s ease; }
  .mobile-nav.open { opacity: 1; pointer-events: auto; }
  .mobile-nav ul { position: absolute; top: 62px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 24px 20px; }
  .mobile-nav a { display: block; padding: 13px 4px; font-size: 16px; color: var(--ink); border-bottom: 1px solid var(--bg); }
  .mobile-nav a.active { color: var(--brand-600); font-weight: 500; }
  .value-grid, .case-grid, .quote-grid { grid-template-columns: 1fr; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .process { grid-template-columns: repeat(2, 1fr); gap: 28px 0; }
  .step + .step::before { display: none; }
  .adv-row { grid-template-columns: 1fr; gap: 24px; padding: 28px 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-cards { grid-template-columns: 1fr; }
  .qr-box { flex-direction: column; text-align: center; align-items: center; }
  .cta-band { padding: 32px; }
  .call-bar { display: block; }
  body { padding-bottom: 62px; }
}
@media (max-width: 560px) {
  .hero h1 { font-size: 30px; }
  .section { padding: 52px 0; }
  .section-title { font-size: 23px; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-no { font-size: 40px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .stat b { font-size: 27px; }
}

/* ---------- 实景图嵌入（可替换为实拍） ---------- */
.hero .hero-bg { position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; object-fit: cover; }
.hero .hero-overlay { position: absolute; inset: 0; z-index: 1; background: linear-gradient(105deg, rgba(7, 30, 19, .9) 0%, rgba(9, 43, 27, .8) 45%, rgba(11, 61, 36, .58) 100%); }
.hero .hero-pattern { z-index: 1; opacity: .15; }
.hero .hero-inner { z-index: 2; }

.adv-media img.adv-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.case-photo { overflow: hidden; }
.case-photo img.case-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.case-card:hover .case-photo img.case-img { transform: scale(1.05); }
.cert-ph { position: relative; overflow: hidden; }
.cert-ph img.cert-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

.cat-mono.has-img { background: none; overflow: hidden; padding: 0; }
.cat-mono.has-img img { width: 100%; height: 100%; object-fit: cover; display: block; }