/* ============================================================
   哈吉米南北绿豆 · Hajimi N-S Mung Bean
   全站共享样式
   ============================================================ */

:root {
  --bg: #fdf6ec;
  --bg-deep: #f9ecdd;
  --surface: #fffdf9;
  --ink: #4a3728;
  --ink-soft: #6b5342;
  --muted: #9c8369;
  --brand: #e8916a;
  --brand-dark: #d9784c;
  --brand-deep: #b8572f;
  --honey: #e0b060;
  --pink: #f3b6a6;
  --pink-soft: #fdeee6;
  --green: #8fb389;
  --border: #f0e4d2;
  --border-soft: #f6ecdd;
  --shadow-sm: 0 4px 14px rgba(150, 106, 66, .07);
  --shadow: 0 14px 38px rgba(150, 106, 66, .12);
  --shadow-lg: 0 26px 60px rgba(150, 106, 66, .16);
  --radius: 22px;
  --radius-lg: 30px;
  --max: 1140px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

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

h1, h2, h3, h4 { line-height: 1.24; font-weight: 800; letter-spacing: -.01em; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

::selection { background: #f8d3c1; color: var(--brand-deep); }

/* ===== 漂浮花瓣 ===== */
.petals { position: fixed; inset: 0; pointer-events: none; z-index: 1; overflow: hidden; }
.petal { position: absolute; top: -6vh; will-change: transform; animation: petalFall linear infinite; }
@keyframes petalFall {
  0%   { transform: translate3d(0, -6vh, 0) rotate(0deg); }
  50%  { transform: translate3d(28px, 50vh, 0) rotate(180deg); }
  100% { transform: translate3d(-14px, 106vh, 0) rotate(360deg); }
}

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(253, 246, 236, .82);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.site-header.scrolled { border-bottom-color: var(--border); box-shadow: 0 6px 24px rgba(150, 106, 66, .06); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 20px; }
.logo {
  display: flex; align-items: center; gap: 11px;
  font-weight: 800; font-size: 19px; color: var(--brand-deep);
  letter-spacing: -.01em; white-space: nowrap;
}
.logo .mark {
  width: 38px; height: 38px; border-radius: 12px;
  background: linear-gradient(150deg, var(--brand), var(--honey));
  display: grid; place-items: center; flex-shrink: 0;
  box-shadow: 0 6px 16px rgba(217, 120, 76, .3);
}
.logo .mark svg { width: 22px; height: 22px; }
.logo .mark path, .logo .mark circle, .logo .mark ellipse { fill: #fff8ef; }
.logo .logo-txt { display: flex; flex-direction: column; line-height: 1.18; }
.logo strong { font-weight: 800; font-size: 19px; letter-spacing: -.01em; }
.logo small {
  display: block; font-size: 9.5px; font-weight: 700; letter-spacing: 2px;
  color: var(--muted); margin-top: 2px;
}

/* ===== 语言切换 ===== */
.lang-toggle {
  display: inline-flex; align-items: center; gap: 2px; flex-shrink: 0;
  border: 1px solid var(--border); background: var(--surface);
  border-radius: 999px; padding: 3px; font-size: 12.5px; font-weight: 800;
  letter-spacing: .4px; box-shadow: var(--shadow-sm);
}
.lang-toggle span {
  padding: 5px 10px; border-radius: 999px; color: var(--muted);
  transition: background .2s, color .2s; line-height: 1.2;
}
.lang-toggle span.on { background: var(--brand); color: #fff; }
.drawer .lang-toggle { width: 100%; justify-content: center; margin-top: 16px; padding: 5px; }
.drawer .lang-toggle span { padding: 8px 18px; }

.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  font-size: 15px; color: var(--ink-soft); padding: 9px 15px; border-radius: 999px;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--brand-deep); background: #fbeade; }
.nav-links a.active { color: var(--brand-deep); font-weight: 700; background: #fbeade; }

.nav-cta {
  flex-shrink: 0; display: inline-flex; align-items: center; gap: 8px;
  background: var(--brand); color: #fff; font-weight: 700; font-size: 14.5px;
  padding: 11px 22px; border-radius: 999px;
  transition: background .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 8px 20px rgba(217, 120, 76, .26);
}
.nav-cta:hover { background: var(--brand-dark); transform: translateY(-1px); box-shadow: 0 12px 26px rgba(217, 120, 76, .32); }

.burger {
  display: none; width: 44px; height: 44px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--surface);
  place-items: center; flex-shrink: 0;
}
.burger span {
  display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px;
  position: relative; transition: transform .25s, opacity .2s;
}
.burger span::before, .burger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 2px;
  background: var(--ink); border-radius: 2px; transition: transform .25s, top .25s, opacity .2s;
}
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
body.nav-open .burger span { transform: rotate(45deg); }
body.nav-open .burger span::before { top: 0; transform: rotate(-90deg); }
body.nav-open .burger span::after { top: 0; opacity: 0; }

.drawer {
  display: none; position: fixed; top: 78px; left: 0; right: 0; z-index: 55;
  background: rgba(253, 246, 236, .985);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 28px;
  box-shadow: var(--shadow);
  transform: translateY(-12px); opacity: 0; pointer-events: none;
  transition: opacity .22s, transform .22s;
}
body.nav-open .drawer { opacity: 1; transform: none; pointer-events: auto; }
.drawer a {
  display: block; padding: 14px 4px; font-size: 16.5px; font-weight: 600;
  border-bottom: 1px solid var(--border-soft);
}
.drawer a:last-of-type { border-bottom: 0; }
.drawer .btn { margin-top: 18px; width: 100%; justify-content: center; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 30px; border-radius: 999px; font-weight: 700; font-size: 15px;
  transition: transform .2s, background .2s, box-shadow .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 10px 26px rgba(217, 120, 76, .28); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 16px 34px rgba(217, 120, 76, .34); }
.btn-ghost { background: transparent; color: var(--brand-deep); border: 1.5px solid #eccbb5; }
.btn-ghost:hover { background: #fbeade; border-color: var(--brand); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: 14px; }

/* ===== 首屏 ===== */
.hero { padding: 54px 0 34px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.04fr .96fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 12.5px; font-weight: 700; letter-spacing: 2.2px; text-transform: uppercase;
  color: var(--brand-deep); background: var(--surface);
  border: 1px solid var(--border); padding: 8px 16px; border-radius: 999px;
  box-shadow: var(--shadow-sm);
}
.eyebrow i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); display: block; }
.hero h1 { font-size: clamp(34px, 4.6vw, 56px); margin: 22px 0 0; letter-spacing: -.028em; line-height: 1.14; }
.hero h1 em { font-style: normal; color: var(--brand); position: relative; white-space: nowrap; z-index: 0; }
.hero h1 em::after {
  content: ""; position: absolute; left: -2%; right: -2%; bottom: .1em; height: .28em;
  background: linear-gradient(90deg, rgba(243, 182, 166, .55), rgba(224, 176, 96, .45));
  border-radius: 999px; z-index: -1;
}
.hero .lede { margin-top: 20px; font-size: 17px; color: var(--ink-soft); max-width: 480px; }
.hero-actions { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.hero-facts { display: flex; gap: 30px; margin-top: 38px; padding-top: 26px; border-top: 1px solid var(--border); }
.hero-facts strong { display: block; font-size: 22px; font-weight: 800; color: var(--brand-deep); line-height: 1.2; }
.hero-facts span { font-size: 12.5px; color: var(--muted); letter-spacing: .3px; }

.hero-art {
  position: relative; border-radius: 36px; overflow: hidden;
  box-shadow: var(--shadow-lg); transform: rotate(.6deg);
}
.hero-art img { width: 100%; height: auto; }
.hero-art .float-tag {
  position: absolute; background: rgba(255, 253, 249, .95);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border); border-radius: 16px;
  padding: 10px 15px; font-size: 13px; font-weight: 700; color: var(--brand-deep);
  box-shadow: var(--shadow-sm); display: flex; align-items: center; gap: 8px;
}
.hero-art .float-tag.t1 { top: 20px; left: 18px; animation: bob 5s ease-in-out infinite; }
.hero-art .float-tag.t2 { bottom: 22px; right: 16px; animation: bob 6.4s ease-in-out infinite .6s; }
.hero-art .float-tag b { color: var(--green); font-size: 11px; letter-spacing: 1.4px; text-transform: uppercase; }
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

/* ===== 跑马灯 ===== */
.marquee {
  margin-top: 46px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: linear-gradient(90deg, #fdf1e4, #fdf6ec 40%, #fdf6ec 60%, #fdf1e4);
  overflow: hidden; position: relative; z-index: 2;
}
.marquee-track { display: flex; width: max-content; animation: slide 36s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 15px 26px; font-size: 12.5px; font-weight: 700; letter-spacing: .9px;
  color: var(--ink-soft); white-space: nowrap; text-transform: uppercase;
}
.marquee-track span::before { content: "✿"; color: var(--pink); font-size: 15px; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ===== 分区标题 ===== */
.section { padding: 88px 0; position: relative; }
.section.tight { padding: 60px 0; }
.section-head { margin-bottom: 44px; }
.section-head.center { text-align: center; }
.kicker {
  font-size: 12px; font-weight: 800; letter-spacing: 3px; text-transform: uppercase;
  color: var(--brand); display: inline-flex; align-items: center; gap: 10px;
}
.kicker::before { content: ""; width: 26px; height: 2px; background: var(--pink); border-radius: 2px; }
.section-head.center .kicker::after { content: ""; width: 26px; height: 2px; background: var(--pink); border-radius: 2px; }
.section-head h2 { font-size: clamp(26px, 3.2vw, 38px); margin-top: 14px; letter-spacing: -.02em; }
.section-head p { color: var(--muted); margin-top: 12px; font-size: 16px; max-width: 580px; }
.section-head.center p { margin-left: auto; margin-right: auto; }
.head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.head-row .section-head { margin-bottom: 0; }

/* ===== 商品网格 ===== */
.prod-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 26px; }
.prod-card {
  grid-column: span 2;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  display: flex; flex-direction: column; position: relative;
  transition: transform .32s var(--ease), box-shadow .32s var(--ease), border-color .3s;
}
.prod-card:nth-child(4), .prod-card:nth-child(5) { grid-column: span 3; }
.prod-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: #eed7bd; }
.prod-card::after {
  content: "View"; position: absolute; top: 14px; right: 14px;
  background: rgba(255, 253, 249, .95); color: var(--brand-deep);
  font-size: 11px; font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px; border: 1px solid var(--border);
  opacity: 0; transform: translateY(-6px); transition: opacity .25s, transform .25s; z-index: 3;
}
.prod-card:hover::after { opacity: 1; transform: none; }

.prod-thumb { position: relative; overflow: hidden; background: #fbf1e3; aspect-ratio: 5 / 4; }
.prod-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.prod-card:hover .prod-thumb img { transform: scale(1.05); }

.prod-body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.prod-tag {
  font-size: 11px; font-weight: 800; letter-spacing: 1.8px; text-transform: uppercase; color: var(--brand);
}
.prod-body h3 { font-size: 18.5px; letter-spacing: -.01em; }
.prod-body p { font-size: 13.8px; color: var(--muted); flex: 1; line-height: 1.6; }
.prod-meta {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 6px; padding-top: 14px; border-top: 1px dashed var(--border);
}
.prod-meta .price { color: var(--brand-deep); font-weight: 800; font-size: 17px; }
.prod-meta .go {
  font-size: 13px; font-weight: 700; color: var(--ink-soft);
  display: inline-flex; align-items: center; gap: 6px; transition: color .2s, gap .2s;
}
.prod-card:hover .prod-meta .go { color: var(--brand); gap: 10px; }

.prod-card:nth-child(4) .prod-thumb, .prod-card:nth-child(5) .prod-thumb { aspect-ratio: auto; min-height: 210px; }
@media (min-width: 861px) {
  .prod-card:nth-child(4), .prod-card:nth-child(5) { flex-direction: row; }
  .prod-card:nth-child(4) .prod-thumb, .prod-card:nth-child(5) .prod-thumb { flex: 1 1 46%; }
  .prod-card:nth-child(4) .prod-body, .prod-card:nth-child(5) .prod-body { flex: 1 1 54%; justify-content: center; }
}

/* ===== 左右分栏 ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-art { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); background: #fbf1e3; }
.split-art img { width: 100%; height: auto; }
.split-txt h2 { font-size: clamp(25px, 3vw, 36px); letter-spacing: -.02em; margin-top: 14px; }
.split-txt p { color: var(--ink-soft); margin-top: 16px; font-size: 15.5px; }
.split-txt .points { margin-top: 26px; display: grid; gap: 14px; }
.split-txt .points li { display: flex; gap: 13px; align-items: flex-start; font-size: 14.5px; color: var(--ink-soft); }
.split-txt .points li b { display: block; color: var(--ink); font-size: 15px; }
.split-txt .points li::before { content: "❀"; color: var(--pink); font-size: 15px; line-height: 1.7; flex-shrink: 0; }

/* ===== 养护贴士卡 ===== */
.tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tip-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 28px 32px; position: relative; overflow: hidden; display: block;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.tip-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.tip-card .num { font-size: 13px; font-weight: 800; letter-spacing: 2px; color: var(--pink); }
.tip-card h3 { font-size: 19px; margin: 12px 0 10px; }
.tip-card p { font-size: 14px; color: var(--muted); }
.tip-card .glow {
  position: absolute; width: 140px; height: 140px; border-radius: 50%;
  background: radial-gradient(circle, rgba(243, 182, 166, .3), transparent 70%);
  right: -50px; top: -50px; pointer-events: none;
}

/* ===== CTA 横幅 ===== */
.cta-band {
  border-radius: var(--radius-lg); overflow: hidden; position: relative;
  background: linear-gradient(118deg, #fbe3cd, #f7d8c2 55%, #f4cdb2);
  padding: 56px; display: flex; align-items: center; justify-content: space-between;
  gap: 32px; flex-wrap: wrap; box-shadow: var(--shadow);
}
.cta-band::before, .cta-band::after { content: "🌸"; position: absolute; font-size: 26px; opacity: .35; }
.cta-band::before { top: 18px; left: 24px; }
.cta-band::after { bottom: 18px; right: 26px; }
.cta-band h2 { font-size: clamp(23px, 2.8vw, 32px); letter-spacing: -.02em; max-width: 560px; }
.cta-band p { color: #8a5c3b; margin-top: 10px; font-size: 15px; max-width: 520px; }

/* ===== 页脚 ===== */
.site-footer {
  margin-top: 96px; border-top: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(253, 246, 236, .4), #fbf0e3);
  padding: 58px 0 32px; position: relative; z-index: 2;
}
.foot-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px;
  padding-bottom: 40px; border-bottom: 1px solid var(--border);
}
.foot-brand .logo { font-size: 18px; }
.foot-brand p { color: var(--muted); font-size: 13.5px; margin-top: 14px; max-width: 280px; }
.foot-col h4 {
  font-size: 12px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase;
  color: var(--brand-deep); margin-bottom: 14px;
}
.foot-col a, .foot-col li { display: block; font-size: 14px; color: var(--muted); padding: 5px 0; transition: color .2s; }
.foot-col a:hover { color: var(--brand); }
.foot-bottom {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding-top: 26px; font-size: 12.5px; color: var(--muted); flex-wrap: wrap;
}
.foot-flower { letter-spacing: 6px; color: var(--pink); font-size: 13px; }

/* ===== 内页 Hero ===== */
.page-hero { padding: 62px 0 46px; text-align: center; position: relative; }
.page-hero h1 { font-size: clamp(30px, 4.2vw, 46px); letter-spacing: -.025em; margin-top: 18px; }
.page-hero p { color: var(--muted); margin: 16px auto 0; max-width: 560px; font-size: 16px; }
.crumbs { display: flex; gap: 9px; align-items: center; font-size: 12.5px; color: var(--muted); padding: 22px 0 0; flex-wrap: wrap; }
.crumbs a:hover { color: var(--brand); }
.crumbs span { opacity: .5; }

/* ===== 详情页 ===== */
.detail { display: grid; grid-template-columns: 1.02fr .98fr; gap: 56px; padding: 34px 0 0; align-items: start; }
.gallery-main {
  border-radius: var(--radius-lg); overflow: hidden; background: #fbf1e3;
  box-shadow: var(--shadow-sm); position: relative;
}
.gallery-main img { width: 100%; height: auto; transition: transform .5s var(--ease); }
.gallery-main.zoom1 img { transform: scale(1.55) translate(4%, -6%); }
.gallery-main.zoom2 img { transform: scale(1.3) translate(-6%, 6%) rotate(-3deg); }
.gallery-thumbs { display: flex; gap: 12px; margin-top: 14px; }
.gallery-thumbs button {
  flex: 1; aspect-ratio: 1; border-radius: 16px; overflow: hidden;
  border: 2px solid var(--border); background: #fbf1e3; padding: 0;
  transition: border-color .2s, transform .2s;
}
.gallery-thumbs button img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs button:hover { transform: translateY(-3px); }
.gallery-thumbs button.on { border-color: var(--brand); box-shadow: 0 0 0 4px rgba(232, 145, 106, .14); }
.gallery-thumbs button.z1 img { transform: scale(1.55) translate(4%, -6%); }
.gallery-thumbs button.z2 img { transform: scale(1.3) translate(-6%, 6%) rotate(-3deg); }

.detail-info h1 { font-size: clamp(27px, 3.2vw, 38px); letter-spacing: -.025em; margin: 10px 0 0; }
.detail-info .tagline { color: var(--brand-deep); font-weight: 700; margin: 14px 0 18px; font-size: 15px; }
.detail-info .desc { color: var(--ink-soft); font-size: 15.5px; }

.price-row {
  display: flex; align-items: baseline; gap: 14px; margin: 26px 0 22px;
  padding-bottom: 22px; border-bottom: 1px solid var(--border);
}
.price-row .price { font-size: 32px; font-weight: 800; color: var(--brand-deep); letter-spacing: -.02em; }
.price-row .pill {
  margin-left: auto; font-size: 11.5px; font-weight: 800; letter-spacing: 1.2px;
  color: var(--green); background: #edf4ea; padding: 6px 13px; border-radius: 999px; text-transform: uppercase;
}
.buy-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.buy-row .btn { flex: 1 1 auto; justify-content: center; min-width: 168px; }
.assure { display: flex; gap: 22px; margin-top: 20px; flex-wrap: wrap; }
.assure span { font-size: 12.5px; color: var(--muted); display: inline-flex; align-items: center; gap: 7px; }
.assure span::before { content: "✓"; color: var(--green); font-weight: 800; }

.specs { margin-top: 30px; border-top: 1px solid var(--border); }
.specs .row {
  display: grid; grid-template-columns: 132px 1fr; gap: 16px;
  padding: 13px 0; border-bottom: 1px solid var(--border-soft); font-size: 14px;
}
.specs dt { color: var(--muted); font-weight: 600; }
.specs dd { color: var(--ink); }

.acc { margin-top: 34px; border-top: 1px solid var(--border); }
.acc-item { border-bottom: 1px solid var(--border); }
.acc-item summary {
  list-style: none; cursor: pointer; padding: 19px 34px 19px 0; position: relative;
  font-weight: 700; font-size: 15px; transition: color .2s;
}
.acc-item summary::-webkit-details-marker { display: none; }
.acc-item summary::after {
  content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font-size: 20px; font-weight: 400; color: var(--brand);
}
.acc-item[open] summary { color: var(--brand-deep); }
.acc-item[open] summary::after { content: "–"; }
.acc-item .acc-body { padding: 0 12px 20px 0; font-size: 14.5px; color: var(--muted); }
.acc-item .acc-body p + p { margin-top: 10px; }

.related { padding: 74px 0 0; }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.related-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  overflow: hidden; transition: transform .28s var(--ease), box-shadow .28s;
}
.related-item:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.related-item img { width: 100%; aspect-ratio: 5/4; object-fit: cover; background: #fbf1e3; }
.related-item div { padding: 14px 16px 18px; }
.related-item h4 { font-size: 15px; margin-bottom: 6px; }
.related-item span { font-size: 14px; font-weight: 800; color: var(--brand-deep); }

/* ===== 关于页 ===== */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px 30px; }
.value-card .ico {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
  background: var(--pink-soft); font-size: 22px; margin-bottom: 18px;
}
.value-card h3 { font-size: 18px; margin-bottom: 9px; }
.value-card p { font-size: 14px; color: var(--muted); }

.timeline { margin-top: 10px; position: relative; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 9px; top: 8px; bottom: 8px; width: 2px;
  background: linear-gradient(180deg, var(--pink), var(--honey), transparent); border-radius: 2px;
}
.timeline li { position: relative; padding: 0 0 30px; }
.timeline li::before {
  content: ""; position: absolute; left: -30px; top: 7px; width: 11px; height: 11px;
  border-radius: 50%; background: var(--surface); border: 3px solid var(--brand);
}
.timeline li:last-child { padding-bottom: 0; }
.timeline .yr { font-size: 12px; font-weight: 800; letter-spacing: 1.8px; color: var(--brand); }
.timeline h3 { font-size: 17px; margin: 6px 0; }
.timeline p { font-size: 14px; color: var(--muted); }

.quote {
  border-left: 3px solid var(--pink); padding: 6px 0 6px 26px;
  font-size: 19px; color: var(--ink-soft); line-height: 1.7; font-style: italic;
}

/* ===== 养护页 ===== */
.guide-layout { display: grid; grid-template-columns: 220px 1fr; gap: 64px; align-items: start; }
.guide-toc { position: sticky; top: 100px; border-left: 2px solid var(--border); padding-left: 18px; }
.guide-toc h4 {
  font-size: 11.5px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--muted); margin-bottom: 14px;
}
.guide-toc a { display: block; font-size: 14px; color: var(--ink-soft); padding: 7px 0; transition: color .2s, padding-left .2s; }
.guide-toc a:hover, .guide-toc a.on { color: var(--brand-deep); font-weight: 700; padding-left: 4px; }

.guide-block { padding-bottom: 54px; scroll-margin-top: 100px; }
.guide-block h2 { font-size: 26px; letter-spacing: -.02em; }
.guide-block > p { color: var(--ink-soft); margin-top: 14px; font-size: 15.5px; }
.guide-block .note {
  margin-top: 22px; background: #fdf1e6; border: 1px solid #f6ddc6;
  border-radius: 16px; padding: 18px 22px; font-size: 14px; color: #8a5c3b;
}
.guide-block .note b { color: var(--brand-deep); }
.checklist { margin-top: 20px; display: grid; gap: 11px; }
.checklist li { display: flex; gap: 11px; font-size: 14.5px; color: var(--ink-soft); align-items: flex-start; }
.checklist li::before {
  content: "✓"; color: var(--green); font-weight: 800; flex-shrink: 0; font-size: 12px;
  width: 20px; height: 20px; border-radius: 50%; background: #edf4ea;
  display: grid; place-items: center; margin-top: 2px;
}
.guide-faq { margin-top: 8px; }

/* ===== 联系页 ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-cards { display: grid; gap: 16px; }
.contact-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  padding: 22px 24px; display: flex; gap: 16px; align-items: flex-start;
  transition: border-color .2s, box-shadow .2s;
}
.contact-card:hover { border-color: #eed7bd; box-shadow: var(--shadow-sm); }
.contact-card .ico {
  width: 42px; height: 42px; border-radius: 12px; background: var(--pink-soft);
  display: grid; place-items: center; font-size: 19px; flex-shrink: 0;
}
.contact-card h3 { font-size: 15.5px; }
.contact-card p { font-size: 13.8px; color: var(--muted); margin-top: 4px; }
.contact-card b { color: var(--brand-deep); font-size: 15px; display: block; margin-top: 4px; }

.form-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px 34px 38px; box-shadow: var(--shadow-sm);
}
.form-card h3 { font-size: 21px; margin-bottom: 6px; }
.form-card > p { font-size: 13.5px; color: var(--muted); margin-bottom: 22px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12.5px; font-weight: 700; color: var(--ink-soft); letter-spacing: .4px; margin-bottom: 7px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 12px 15px; border-radius: 12px; font: inherit; font-size: 14.5px;
  border: 1.5px solid var(--border); background: #fffefb; color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px rgba(232, 145, 106, .13);
}
.field textarea { resize: vertical; min-height: 108px; }
.form-card .btn { width: 100%; justify-content: center; margin-top: 6px; }

.qr-card {
  margin-top: 20px; border: 1px dashed #e6cfb8; border-radius: 20px; padding: 26px;
  display: flex; align-items: center; gap: 20px; background: #fffbf5;
}
.qr-box {
  width: 92px; height: 92px; border-radius: 14px; background: #fff;
  border: 1px solid var(--border); display: grid; place-items: center; flex-shrink: 0;
}
.qr-box svg { width: 40px; height: 40px; }
.qr-box svg * { fill: var(--brand); }
.qr-card b { display: block; font-size: 15px; }
.qr-card span { font-size: 13px; color: var(--muted); }

/* ===== 滚动入场 ===== */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
.reveal.d4 { transition-delay: .32s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero-grid { gap: 40px; }
  .detail { gap: 38px; }
  .guide-layout { grid-template-columns: 1fr; gap: 34px; }
  .guide-toc { position: static; display: flex; flex-wrap: wrap; gap: 6px; border-left: 0; padding-left: 0; }
  .guide-toc h4 { width: 100%; margin-bottom: 4px; }
  .guide-toc a { padding: 7px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; font-size: 13px; }
  .guide-toc a:hover, .guide-toc a.on { padding-left: 14px; }
}

@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .burger { display: grid; }
  .drawer { display: block; }
  .hero-grid { grid-template-columns: 1fr; gap: 38px; }
  .hero-art { order: -1; transform: none; max-width: 520px; margin: 0 auto; }
  .hero { padding-top: 30px; }
  .split { grid-template-columns: 1fr; gap: 34px; }
  .split-art { max-width: 480px; }
  .detail { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 38px; }
  .tips-grid, .values { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .cta-band { padding: 40px 32px; }
}

@media (max-width: 860px) {
  .prod-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .prod-card, .prod-card:nth-child(4) { grid-column: span 1; }
  .prod-card:nth-child(5) { grid-column: span 2; flex-direction: row; }
  .prod-card:nth-child(5) .prod-thumb { flex: 1 1 46%; aspect-ratio: auto; min-height: 180px; }
  .prod-card:nth-child(5) .prod-body { flex: 1 1 54%; }
  .section { padding: 66px 0; }
}

@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .nav { height: 68px; }
  .drawer { top: 68px; }
  .hero-facts { gap: 20px; }
  .hero-facts strong { font-size: 19px; }
  .prod-grid { grid-template-columns: 1fr; }
  .prod-card:nth-child(5) { grid-column: span 1; flex-direction: column; }
  .prod-card:nth-child(5) .prod-thumb { aspect-ratio: 5/4; min-height: 0; }
  .tips-grid, .values, .related-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; gap: 26px; }
  .foot-bottom { flex-direction: column; align-items: flex-start; }
  .cta-band { padding: 34px 24px; }
  .hero-art .float-tag { font-size: 11.5px; padding: 8px 12px; }
  .specs .row { grid-template-columns: 104px 1fr; }
  .form-card { padding: 26px 20px 28px; }
  .timeline { padding-left: 26px; }
  .quote { font-size: 17px; padding-left: 18px; }
}

/* ===== 语言切换相关的响应式微调 ===== */
@media (max-width: 1024px) {
  .nav { gap: 12px; }
  .nav-links a { padding: 9px 12px; }
}
@media (max-width: 640px) {
  .logo strong { font-size: 16.5px; }
  .logo small { display: none; }
  .logo .mark { width: 34px; height: 34px; border-radius: 10px; }
  .logo .mark svg { width: 19px; height: 19px; }
  .lang-toggle span { padding: 4px 9px; font-size: 12px; }
  .nav { gap: 8px; }
}