/* ============================================================
   FUE Store - 前台样式
   高端医疗电商 · 医疗蓝 · 响应式 · 无 SVG / 无 emoji
   ============================================================ */

:root {
  --blue: #0A5FA6;
  --blue-2: #0E7AC4;
  --blue-3: #E8F2FB;
  --navy: #08365C;
  --ink: #14263B;
  --muted: #5B6B7C;
  --bg: #F5F8FC;
  --line: #E3EBF3;
  --white: #FFFFFF;
  --green: #1F9D6B;
  --red: #D64545;
  --amber: #E8A33D;
  --radius: 14px;
  --radius-s: 9px;
  --shadow: 0 14px 40px rgba(8, 54, 92, 0.10);
  --shadow-sm: 0 4px 14px rgba(8, 54, 92, 0.08);
  --font: 'Manrope', 'Inter', -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --container: 1200px;
  --transition: all .28s cubic-bezier(.25, .8, .3, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-2); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--navy); }
h1, h2, h3, h4 { line-height: 1.25; font-weight: 800; letter-spacing: -0.01em; color: var(--navy); }
p { margin: 0 0 14px; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff;
  padding: 10px 16px; z-index: 2000; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }
.alert { padding: 13px 18px; border-radius: var(--radius-s); margin-bottom: 20px; font-weight: 600; font-size: 15px; }
.alert-success { background: #E7F6EF; color: #14704A; border: 1px solid #BFE8D4; }
.alert-error { background: #FDEBEB; color: #A52B2B; border: 1px solid #F5C2C2; }
.alert-info { background: var(--blue-3); color: var(--navy); border: 1px solid #C9E2F6; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--blue); color: #fff; border: 1px solid var(--blue);
  padding: 13px 30px; border-radius: 999px; font-family: var(--font);
  font-size: 15px; font-weight: 700; cursor: pointer; transition: var(--transition);
  text-align: center; line-height: 1.2;
}
.btn:hover { background: var(--navy); border-color: var(--navy); color: #fff; transform: translateY(-1px); box-shadow: 0 10px 24px rgba(8, 54, 92, .22); }
.btn-ghost { background: transparent; color: var(--blue); border-color: #BFD8EE; }
.btn-ghost:hover { background: var(--blue-3); color: var(--navy); border-color: var(--blue); }
.btn-light { background: #fff; color: var(--navy); border-color: #fff; }
.btn-light:hover { background: var(--blue-3); color: var(--navy); border-color: var(--blue-3); }
.btn-lg { padding: 16px 42px; font-size: 16px; }
.btn-sm { padding: 9px 18px; font-size: 14px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .6; cursor: not-allowed; transform: none; box-shadow: none; }

/* ============ 页头 ============ */
.site-header {
  position: sticky; top: 0; z-index: 900;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px rgba(8, 54, 92, .07); }
.header-inner { display: flex; align-items: center; gap: 28px; height: 76px; }
.brand { display: inline-flex; align-items: center; flex-shrink: 0; }
.brand img { height: 42px; width: auto; }
.main-nav { display: flex; gap: 6px; flex: 1; }
.main-nav a {
  color: var(--ink); font-weight: 600; font-size: 15px; padding: 9px 16px; border-radius: 999px;
}
.main-nav a:hover { color: var(--blue-2); background: var(--blue-3); }
.main-nav a.active { color: #fff; background: var(--blue); }
.header-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.hlink { color: var(--ink); font-weight: 600; font-size: 14.5px; padding: 9px 13px; border-radius: 999px; }
.hlink:hover { color: var(--blue-2); background: var(--blue-3); }
.cart-link {
  position: relative; display: inline-flex; align-items: center; gap: 8px;
  background: var(--navy); color: #fff; font-weight: 700; font-size: 14.5px;
  padding: 10px 18px; border-radius: 999px;
}
.cart-link:hover { background: var(--blue); color: #fff; }
.cart-icon { position: relative; width: 18px; height: 15px; border: 2px solid #fff; border-radius: 3px 3px 6px 6px; }
.cart-icon::before {
  content: ""; position: absolute; left: 50%; top: -7px; transform: translateX(-50%);
  width: 7px; height: 6px; border: 2px solid #fff; border-bottom: none; border-radius: 6px 6px 0 0;
}
.cart-badge {
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px;
  background: var(--amber); color: var(--navy); font-size: 12px; font-weight: 800;
  display: inline-flex; align-items: center; justify-content: center;
}
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 22px; height: 2.4px; background: var(--navy); border-radius: 2px; transition: var(--transition); }
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7.4px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7.4px) rotate(-45deg); }

/* ============ 首页 Hero ============ */
.hero {
  position: relative; min-height: calc(100vh - 76px); min-height: calc(100svh - 76px); display: flex; align-items: center;
  color: #fff; overflow: hidden; background: var(--navy);
}
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center 70%; transform: scale(1.02); animation: heroZoom 18s ease-in-out infinite alternate; }
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(5, 32, 58, .82) 0%, rgba(8, 54, 92, .55) 46%, rgba(8, 54, 92, .18) 100%);
}
.hero-inner { position: relative; z-index: 2; max-width: 640px; padding: 90px 0 150px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: #BFE3FF;
  background: rgba(2, 132, 199, .15); border: 1px solid rgba(56, 189, 248, .3);
  padding: 8px 18px; border-radius: 999px; margin-bottom: 26px;
  animation: fadeInUp .7s ease-out both;
}
.hero-eyebrow .dot {
  width: 8px; height: 8px; background: #2EE06B; border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .55; transform: scale(.82); } }
.hero h1 { color: #fff; font-size: 58px; font-weight: 800; margin-bottom: 22px; letter-spacing: -0.02em; animation: fadeInUp .7s ease-out .12s both; }
.hero-sub { font-size: 19px; color: rgba(255, 255, 255, .88); max-width: 520px; margin-bottom: 36px; animation: fadeInUp .7s ease-out .24s both; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; animation: fadeInUp .7s ease-out .36s both; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.hero-scroll {
  position: absolute; left: 50%; transform: translateX(-50%); bottom: 138px; z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: .22em; text-transform: uppercase; color: rgba(255,255,255,.65);
}
.hero-scroll .mouse {
  width: 24px; height: 38px; border: 2px solid rgba(255,255,255,.55); border-radius: 14px;
  position: relative;
}
.hero-scroll .mouse::after {
  content: ""; position: absolute; left: 50%; top: 7px; width: 3px; height: 8px;
  margin-left: -1.5px; border-radius: 3px; background: #fff;
  animation: scrollDot 1.8s ease-in-out infinite;
}
@keyframes scrollDot { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { transform: translateY(0); opacity: 0; } }
@keyframes heroZoom { from { transform: scale(1); } to { transform: scale(1.06); } }
/* Hero 底部数据统计条（参考高端工业站：毛玻璃 + 4 列） */
.hero-stats {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 2;
  border-top: 1px solid rgba(255, 255, 255, .12);
  background: rgba(8, 28, 50, .42);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.hero-stats .container {
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding-top: 26px; padding-bottom: 26px;
}
.hero-stat { padding: 0 24px; border-left: 1px solid rgba(255, 255, 255, .1); }
.hero-stat:first-child { border-left: none; }
.hero-stat-num { font-size: 34px; font-weight: 800; color: #fff; line-height: 1; margin-bottom: 6px; }
.hero-stat-label { font-size: 13px; color: rgba(255, 255, 255, .62); letter-spacing: .05em; }

/* ============ 通用区块 ============ */
.section { padding: 92px 0; }
.section-alt { background: var(--white); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.section-eyebrow { color: var(--blue-2); font-weight: 800; font-size: 13px; letter-spacing: .16em; text-transform: uppercase; margin-bottom: 10px; }
.section-head h2 { font-size: 38px; margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 17px; }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============ 特性条 ============ */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.feature {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; text-align: center; transition: var(--transition);
}
.feature:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: #CDE3F5; }
.feature-ic {
  width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 16px;
  background: var(--blue-3); color: var(--blue); font-weight: 800; font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  letter-spacing: .04em;
}
.feature h3 { font-size: 17px; margin-bottom: 8px; }
.feature p { font-size: 14.5px; color: var(--muted); margin: 0; }

/* ============ 分类卡片 ============ */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.cat-card {
  position: relative; border-radius: var(--radius); overflow: hidden; min-height: 280px;
  display: flex; align-items: flex-end; color: #fff;
  background-size: cover; background-position: center;
  box-shadow: var(--shadow-sm); isolation: isolate;
}
.cat-card::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(8, 40, 70, 0) 30%, rgba(8, 40, 70, .88) 100%); }
.cat-card img.cat-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .8s ease; }
.cat-card:hover img.cat-bg { transform: scale(1.07); }
.cat-card-body { padding: 26px; }
.cat-card h3 { color: #fff; font-size: 22px; margin-bottom: 6px; }
.cat-card p { color: rgba(255, 255, 255, .85); font-size: 14.5px; margin: 0 0 12px; }
.cat-link { color: #BFE3FF; font-weight: 700; font-size: 14.5px; }
.cat-link:hover { color: #fff; }

/* ============ 产品卡片 ============ */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.product-card {
  position: relative; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; transition: var(--transition);
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: #CDE3F5; }
.product-media { position: relative; overflow: hidden; background: #F0F5FA; aspect-ratio: 1/1; }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.product-card:hover .product-media img { transform: scale(1.06); }
.product-badges { position: absolute; top: 14px; left: 14px; display: flex; gap: 8px; z-index: 2; }
.badge { font-size: 12px; font-weight: 800; letter-spacing: .03em; padding: 5px 11px; border-radius: 999px; text-transform: uppercase; }
.badge-sale { background: var(--red); color: #fff; }
.badge-hot { background: var(--amber); color: var(--navy); }
.product-body { padding: 20px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.product-cat { font-size: 12.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--blue-2); margin-bottom: 7px; }
.product-name { font-size: 16.5px; font-weight: 700; color: var(--navy); margin-bottom: 10px; line-height: 1.4; }
.product-name a:hover { color: var(--blue-2); }
.product-price { display: flex; align-items: baseline; gap: 10px; margin-top: auto; margin-bottom: 16px; }
.price { font-size: 21px; font-weight: 800; color: var(--navy); }
.price-old { font-size: 15px; color: var(--muted); text-decoration: line-through; }
.product-card .btn { width: 100%; padding: 12px 18px; font-size: 14.5px; }

/* ============ 品牌/关于横条 ============ */
.about-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-media { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); position: relative; }
.about-media img { width: 100%; }
.about-media::after { content: ""; position: absolute; inset: 0; border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius); }
.about-copy .section-eyebrow { margin-bottom: 12px; }
.about-copy h2 { font-size: 36px; margin-bottom: 20px; }
.about-copy p { color: var(--muted); font-size: 16.5px; }
.about-list { list-style: none; margin: 22px 0 30px; display: grid; gap: 12px; }
.about-list li { position: relative; padding-left: 30px; font-weight: 600; color: var(--ink); }
.about-list li::before {
  content: ""; position: absolute; left: 0; top: 5px; width: 16px; height: 16px;
  border-radius: 50%; background: var(--blue-3); border: 5px solid var(--blue-2);
}

/* ============ 评价 ============ */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.testimonial {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 30px; transition: var(--transition);
}
.testimonial:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.testimonial-quote { font-size: 16px; color: var(--ink); margin-bottom: 22px; line-height: 1.75; }
.testimonial-who { display: flex; align-items: center; gap: 13px; }
.testimonial-av {
  width: 44px; height: 44px; border-radius: 50%; background: var(--navy); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 15px;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 700; color: var(--navy); font-size: 15px; }
.testimonial-role { font-size: 13px; color: var(--muted); }

/* ============ FAQ ============ */
.faq-list { max-width: 800px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-s); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: #CDE3F5; }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 20px 24px; font-weight: 700; font-size: 16.5px; color: var(--navy);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-size: 24px; font-weight: 400; color: var(--blue-2); transition: transform .3s ease; line-height: 1;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-a { padding: 0 24px 22px; color: var(--muted); font-size: 15.5px; }

/* ============ 订阅 ============ */
.newsletter {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  border-radius: 22px; padding: 60px 56px; text-align: center; color: #fff;
  position: relative; overflow: hidden;
}
.newsletter h2 { color: #fff; font-size: 32px; margin-bottom: 12px; }
.newsletter p { color: rgba(255, 255, 255, .85); max-width: 520px; margin: 0 auto 30px; }
.newsletter-form { display: flex; gap: 12px; max-width: 520px; margin: 0 auto; }
.newsletter-form input {
  flex: 1; padding: 15px 22px; border-radius: 999px; border: 1px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.12); color: #fff; font-family: var(--font); font-size: 15px; outline: none;
}
.newsletter-form input::placeholder { color: rgba(255,255,255,.7); }
.newsletter-form input:focus { border-color: #fff; background: rgba(255,255,255,.2); }
.newsletter-msg { min-height: 22px; margin-top: 14px; font-weight: 700; color: #BFE3FF; font-size: 14.5px; }

/* ============ 页脚 ============ */
.site-footer { background: #062B4B; color: rgba(255, 255, 255, .82); margin-top: 90px; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 46px; padding: 70px 0 50px;
}
.f-col h4 { color: #fff; font-size: 15px; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 20px; }
.f-col a, .f-col span { display: block; color: rgba(255,255,255,.75); font-size: 15px; padding: 5px 0; }
.f-col a:hover { color: #fff; }
.f-logo { height: 40px; width: auto; margin-bottom: 18px; }
.f-about p { color: rgba(255,255,255,.72); font-size: 15px; max-width: 300px; }
.f-pay {
  margin-top: 20px; display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(255,255,255,.28); border-radius: 10px; padding: 10px 16px;
  font-size: 14px; color: rgba(255,255,255,.85);
}
.f-pay strong { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 22px 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 14px; color: rgba(255,255,255,.6); }
.f-secure { color: rgba(255,255,255,.6); }
.contact-info-list { list-style: none; padding: 0; margin: 0; }
.contact-info-list li { margin-bottom: 6px; }
.contact-info-list .ci-title { font-size: 15px; font-weight: 700; margin: 0 0 2px; color: var(--ink, #1a1b1c); text-transform: uppercase; letter-spacing: .3px; }
.contact-info-list p { margin: 0 0 8px; color: var(--muted, #556); }
.f-stats-bar { padding: 4px 0 14px; text-align: center; }

/* ============ Contact page (pin-gauges style) ============ */
.crumb { padding: 20px 0 4px; font-size: 13px; color: #667; }
.crumb a { color: #667; text-decoration: none; }
.crumb a:hover { color: #2f6fe4; }
.crumb-sep { margin: 0 8px; color: #c3c9d4; }
.crumb-cur { color: #1a1b1c; }
.contact-head { text-align: center; padding: 28px 0 36px; }
.contact-head h1 { font-size: 36px; margin: 0 0 12px; color: #1a1b1c; }
.contact-head p { font-size: 16px; color: #556; margin: 0 auto; max-width: 620px; line-height: 1.7; }
.contact-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: start; padding-bottom: 64px; }
.contact-side .contact-info-list li { display: flex; gap: 14px; margin-bottom: 22px; }
.ci-ico { flex: 0 0 42px; height: 42px; border-radius: 10px; background: #f0f4fa; color: #2f6fe4; display: inline-flex; align-items: center; justify-content: center; }
.ci-ico-wa { color: #1ebc61; background: #eafaf1; }
.ci-body { min-width: 0; }
.ci-body .ci-title { font-size: 14px; font-weight: 700; margin: 0 0 4px; color: #2b3350; text-transform: uppercase; letter-spacing: .4px; }
.ci-body p { margin: 0; color: #556; font-size: 14px; line-height: 1.7; }
.ci-body a { color: #2f6fe4; text-decoration: none; }
.ci-body a:hover { text-decoration: underline; }
.contact-main { min-width: 0; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form .form-group { display: flex; flex-direction: column; gap: 6px; }
.contact-form label { font-size: 13px; font-weight: 600; color: #333c55; }
.contact-form .form-control,
.contact-form .form-textarea {
  width: 100%; box-sizing: border-box; border: 1px solid #d9e0ea; border-radius: 8px;
  padding: 11px 14px; font-size: 14px; color: #1a1b1c; background: #fff; transition: border-color .15s, box-shadow .15s;
}
.contact-form .form-control:focus,
.contact-form .form-textarea:focus { outline: none; border-color: #2f6fe4; box-shadow: 0 0 0 3px rgba(47,111,228,.12); }
.contact-form .form-textarea { resize: vertical; min-height: 120px; font-family: inherit; }
.contact-form .btn-lg { align-self: flex-start; padding: 12px 34px; font-size: 15px; }
@media (max-width: 860px) {
  .contact-layout { grid-template-columns: 1fr; gap: 36px; }
  .contact-form .form-row { grid-template-columns: 1fr; }
}
.f-visitors { display: inline-flex; align-items: center; gap: 10px; border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.05); border-radius: 999px; padding: 6px 22px; color: rgba(255,255,255,.55); font-size: 13px; letter-spacing: .2px; }
.fv-num { font-weight: 700; font-size: 15px; color: rgba(255,255,255,.85); }
.fv-label { font-size: 13px; }
.fv-dot { width: 4px; height: 4px; border-radius: 50%; background: rgba(255,255,255,.4); display: inline-block; }

/* ============ 页面通用（页头标题区） ============ */
.page-hero { background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff; padding: 64px 0; }
.page-hero h1 { color: #fff; font-size: 40px; }
.page-hero p { color: rgba(255,255,255,.85); margin: 10px 0 0; }
.page-section { padding: 64px 0; }
.page-content { max-width: 860px; }
.page-content h2 { font-size: 26px; margin: 34px 0 14px; }
.page-content h3 { font-size: 20px; margin: 26px 0 12px; }
.page-content p, .page-content li { color: var(--muted); font-size: 16px; }
.page-content ul { padding-left: 22px; margin-bottom: 16px; }
.breadcrumb { font-size: 14px; color: var(--muted); margin-bottom: 22px; }
.breadcrumb a { color: var(--blue-2); }

/* ============ 商品列表页 ============ */
.shop-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; margin-bottom: 36px; }
.shop-count { color: var(--muted); font-size: 15px; font-weight: 600; }
.shop-sort { display: flex; align-items: center; gap: 10px; }
.shop-sort label { font-weight: 700; font-size: 14.5px; color: var(--navy); }
.shop-sort select, .form-control, .form-select {
  padding: 11px 16px; border-radius: 10px; border: 1px solid var(--line); background: #fff;
  font-family: var(--font); font-size: 15px; color: var(--ink); outline: none; transition: var(--transition);
}
.shop-sort select:focus, .form-control:focus, .form-select:focus { border-color: var(--blue-2); box-shadow: 0 0 0 3px rgba(14, 122, 196, .14); }
.empty-state { text-align: center; padding: 70px 20px; color: var(--muted); }
.empty-state h3 { color: var(--navy); margin-bottom: 10px; }

.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 52px; flex-wrap: wrap; }
.page { min-width: 42px; height: 42px; padding: 0 14px; border-radius: 10px; background: #fff; border: 1px solid var(--line); color: var(--ink); font-weight: 700; display: inline-flex; align-items: center; justify-content: center; font-size: 14.5px; }
.page:hover { border-color: var(--blue-2); color: var(--blue-2); }
.page.current { background: var(--blue); border-color: var(--blue); color: #fff; }

/* ============ 商品详情页 ============ */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.gallery-main {
  border-radius: var(--radius); overflow: hidden; background: #F0F5FA;
  border: 1px solid var(--line); aspect-ratio: 1/1;
}
.gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.gallery-thumb {
  width: 84px; height: 84px; border-radius: 10px; overflow: hidden; cursor: pointer;
  border: 2px solid var(--line); background: #F0F5FA; padding: 0;
}
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumb.active { border-color: var(--blue-2); }
.pd-info .product-cat { margin-bottom: 8px; }
.pd-info h1 { font-size: 34px; margin-bottom: 14px; }
.pd-sku { font-size: 14px; color: var(--muted); margin-bottom: 18px; }
.pd-price { display: flex; align-items: baseline; gap: 14px; margin-bottom: 20px; }
.pd-price .price { font-size: 30px; }
.pd-desc { color: var(--muted); font-size: 16px; margin-bottom: 26px; }
.pd-stock { font-size: 14px; font-weight: 700; margin-bottom: 22px; }
.pd-stock.in { color: var(--green); }
.pd-stock.out { color: var(--red); }
.pd-form { display: flex; gap: 14px; align-items: stretch; margin-bottom: 26px; flex-wrap: wrap; }
.qty-wrap { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 999px; background: #fff; overflow: hidden; }
.qty-input { width: 70px; text-align: center; border: 0; font-family: var(--font); font-size: 16px; font-weight: 700; color: var(--navy); padding: 0 4px; height: 48px; outline: none; }
.qty-btn { width: 44px; border: 0; background: #F2F7FC; font-size: 18px; font-weight: 700; color: var(--navy); cursor: pointer; }
.qty-btn:hover { background: var(--blue-3); }
.pd-trust { display: flex; gap: 22px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 20px; }
.pd-trust span { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--muted); }
.pd-trust i { width: 8px; height: 8px; border-radius: 50%; background: var(--green); display: inline-block; }
.tabs { margin-top: 80px; }
.tabs-nav { display: flex; gap: 4px; border-bottom: 2px solid var(--line); margin-bottom: 30px; }
.tab-btn { border: 0; background: none; font-family: var(--font); font-size: 16px; font-weight: 700; color: var(--muted); padding: 12px 22px; cursor: pointer; border-bottom: 3px solid transparent; margin-bottom: -2px; }
.tab-btn.active { color: var(--blue-2); border-bottom-color: var(--blue-2); }
.tab-pane { display: none; }
.tab-pane.active { display: block; }
.tab-pane p, .tab-pane li { color: var(--muted); }
.tab-pane ul { padding-left: 22px; margin-bottom: 16px; }

/* ============ 购物车 ============ */
.cart-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.cart-table th { text-align: left; padding: 16px 20px; background: var(--blue-3); color: var(--navy); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
.cart-table td { padding: 18px 20px; border-top: 1px solid var(--line); vertical-align: middle; }
.cart-product { display: flex; gap: 16px; align-items: center; }
.cart-product img { width: 74px; height: 74px; border-radius: 10px; object-fit: cover; background: #F0F5FA; }
.cart-product a { color: var(--navy); font-weight: 700; }
.cart-product a:hover { color: var(--blue-2); }
.cart-qty form { display: inline-flex; }
.cart-remove { color: var(--red); font-size: 14px; font-weight: 700; }
.cart-total-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; margin-top: 30px; max-width: 420px; margin-left: auto; }
.cart-total-box h3 { margin-bottom: 18px; }
.cart-row-line { display: flex; justify-content: space-between; padding: 8px 0; color: var(--muted); font-size: 15px; }
.cart-row-line.total { border-top: 1px solid var(--line); margin-top: 10px; padding-top: 16px; color: var(--navy); font-weight: 800; font-size: 20px; }
.free-ship-note { background: var(--blue-3); border-radius: 10px; padding: 12px 16px; font-size: 14px; color: var(--navy); margin-top: 16px; }

/* ============ 结账 / 账户表单 ============ */
.auth-wrap { max-width: 460px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px; box-shadow: var(--shadow-sm); }
.auth-wrap h1 { font-size: 26px; margin-bottom: 8px; text-align: center; }
.auth-sub { text-align: center; color: var(--muted); font-size: 15px; margin-bottom: 26px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 700; font-size: 14px; color: var(--navy); margin-bottom: 7px; }
.form-control, .form-select { width: 100%; }
textarea.form-control { min-height: 110px; resize: vertical; }
.form-hint { font-size: 13px; color: var(--muted); margin-top: 6px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-actions { margin-top: 24px; }
.form-foot { text-align: center; margin-top: 20px; font-size: 14.5px; color: var(--muted); }

.checkout-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 36px; align-items: start; }
.summary-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; position: sticky; top: 100px; }
.summary-box h3 { margin-bottom: 16px; }
.summary-item { display: flex; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px dashed var(--line); }
.summary-item img { width: 52px; height: 52px; border-radius: 8px; object-fit: cover; }
.summary-item .si-name { font-size: 14px; font-weight: 700; color: var(--navy); }
.summary-item .si-qty { font-size: 13px; color: var(--muted); }

.paypal-note {
  margin-top: 18px; background: #F0F7FF; border: 1px dashed #9CC6EA; border-radius: 10px;
  padding: 14px 16px; font-size: 14px; color: var(--navy);
}
.paypal-redirect { text-align: center; padding: 60px 20px; }
.paypal-redirect .spinner {
  width: 46px; height: 46px; border-radius: 50%; border: 4px solid var(--blue-3);
  border-top-color: var(--blue-2); margin: 0 auto 26px; animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============ 账户页 ============ */
.dash-grid { display: grid; grid-template-columns: 260px 1fr; gap: 32px; align-items: start; }
.dash-menu { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.dash-menu a { display: block; padding: 15px 22px; color: var(--ink); font-weight: 600; font-size: 15px; border-bottom: 1px solid var(--line); }
.dash-menu a:hover { background: var(--blue-3); color: var(--blue-2); }
.dash-menu a.active { background: var(--blue); color: #fff; }
.dash-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.dash-panel h2 { margin-bottom: 20px; }
.order-table td .order-status { font-size: 13px; font-weight: 800; padding: 4px 12px; border-radius: 999px; display: inline-block; }
.status-pending { background: #FDF3E3; color: #9A6B12; }
.status-paid { background: #E7F6EF; color: #14704A; }
.status-shipped { background: var(--blue-3); color: var(--navy); }
.status-completed { background: #E9E9F4; color: #4A4A8A; }
.status-cancelled { background: #FDEBEB; color: #A52B2B; }

/* ============ Cookie 弹窗 ============ */
.cookie-bar {
  position: fixed; left: 20px; right: 20px; bottom: 20px; z-index: 1200;
  background: var(--navy); color: #fff; border-radius: 16px; box-shadow: 0 18px 50px rgba(8, 30, 54, .45);
  transform: translateY(140%); transition: transform .55s cubic-bezier(.2, .9, .3, 1.1);
  max-width: 720px; margin: 0 auto;
}
.cookie-bar.show { transform: translateY(0); }
.cookie-inner { display: flex; align-items: center; gap: 20px; padding: 20px 24px; flex-wrap: wrap; }
.cookie-inner p { margin: 0; flex: 1; min-width: 240px; font-size: 14.5px; color: rgba(255,255,255,.9); }
.cookie-inner a { color: #BFE3FF; text-decoration: underline; }
.cookie-btns { display: flex; gap: 10px; }

/* ============ 在线客服挂件 ============ */
.chat-widget { position: fixed; right: 26px; bottom: 86px; z-index: 1100; display: flex; flex-direction: row; align-items: center; gap: 12px; }
.chat-label {
  background: var(--navy); color: #fff; font-size: 14px; font-weight: 700;
  padding: 12px 18px; border-radius: 999px; box-shadow: var(--shadow);
  max-width: 300px; line-height: 1.4;
  /* 默认隐藏，由 JS 每10秒触发 pulse-show 显示 */
  opacity: 0; visibility: hidden;
  transition: opacity .4s ease, visibility .4s;
}
.chat-label.pulse-show {
  opacity: 1; visibility: visible;
  animation: labelFloat 3.2s ease-in-out infinite, labelFadeIn .5s ease;
}
@keyframes labelFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }
@keyframes labelFadeIn { from { opacity: 0; } to { opacity: 1; } }
.chat-toggle {
  position: relative; width: 64px; height: 64px; border-radius: 50%; border: 0; cursor: pointer;
  background: linear-gradient(135deg, var(--blue-2), var(--blue));
  display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 30px rgba(10, 95, 166, .45);
  transition: var(--transition);
}
.chat-toggle:hover { transform: scale(1.06); }
/* 呼吸效果：扩散光环 */
.chat-toggle::before {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  border: 3px solid rgba(14, 122, 196, .55);
  animation: breathe 2.4s ease-out infinite;
}
.chat-toggle::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .35);
  animation: breathe 2.4s ease-out infinite 1.2s;
}
@keyframes breathe {
  0% { transform: scale(.9); opacity: .9; }
  70% { transform: scale(1.45); opacity: 0; }
  100% { transform: scale(1.45); opacity: 0; }
}
.chat-bubble-icon {
  width: 30px; height: 24px; background: #fff; border-radius: 7px; position: relative; display: block;
}
.chat-bubble-icon::after {
  content: ""; position: absolute; left: 9px; bottom: -7px;
  border: 7px solid transparent; border-top-color: #fff; border-bottom: 0;
}
.chat-bubble-icon::before {
  content: ""; position: absolute; left: 8px; top: 8px; width: 5px; height: 5px; border-radius: 50%;
  background: var(--blue); box-shadow: 9px 0 0 var(--blue), 18px 0 0 var(--blue);
}
.chat-close-icon { display: none; width: 26px; height: 26px; position: relative; }
.chat-close-icon::before, .chat-close-icon::after {
  content: ""; position: absolute; left: 2px; top: 12px; width: 22px; height: 2.6px; border-radius: 2px; background: #fff;
}
.chat-close-icon::before { transform: rotate(45deg); }
.chat-close-icon::after { transform: rotate(-45deg); }
.chat-widget.open .chat-bubble-icon { display: none; }
.chat-widget.open .chat-close-icon { display: block; }
/* 默认只显示呼吸按钮与吸引文案，点击后展开面板 */
.chat-widget:not(.open) .chat-panel { display: none; }

.chat-panel {
  position: absolute; bottom: 78px; right: 0;
  width: 340px; max-width: calc(100vw - 40px); background: #fff; border-radius: 18px;
  box-shadow: 0 24px 60px rgba(8, 40, 70, .28); overflow: hidden;
  border: 1px solid var(--line);
  display: flex; flex-direction: column;
  max-height: min(600px, calc(100vh - 150px));
}
.chat-head {
  background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff;
  padding: 16px 18px; display: flex; justify-content: space-between; align-items: center;
}
.chat-head-t { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 15px; }
.chat-dot { width: 9px; height: 9px; border-radius: 50%; background: #5FE3A6; box-shadow: 0 0 0 3px rgba(95, 227, 166, .28); animation: dotPulse 2s infinite; }
@keyframes dotPulse { 0%, 100% { opacity: 1; } 50% { opacity: .45; } }
.chat-min { background: none; border: 0; color: rgba(255,255,255,.85); font-size: 13px; cursor: pointer; font-weight: 600; }
.chat-msgs { flex: 1; min-height: 220px; overflow-y: auto; padding: 16px; background: var(--bg); display: flex; flex-direction: column; gap: 10px; }
.chat-msg { max-width: 82%; }
.chat-msg-b { padding: 11px 14px; border-radius: 14px; font-size: 14.5px; line-height: 1.5; word-break: break-word; }
.chat-msg-t { font-size: 11px; color: var(--muted); margin-top: 4px; }
.from-admin .chat-msg-b { background: var(--navy); color: #fff; border-bottom-left-radius: 4px; }
.from-admin .chat-msg-t { text-align: left; }
.from-visitor { align-self: flex-end; }
.from-visitor .chat-msg-b { background: var(--blue-3); color: var(--ink); border-bottom-right-radius: 4px; }
.from-visitor .chat-msg-t { text-align: right; }
.chat-form { padding: 14px; border-top: 1px solid var(--line); background: #fff; }
.chat-row { margin-bottom: 9px; }
.chat-row input, .chat-row textarea {
  width: 100%; padding: 11px 13px; border: 1px solid var(--line); border-radius: 10px;
  font-family: var(--font); font-size: 14px; outline: none; transition: var(--transition); background: #fff; color: var(--ink);
}
.chat-row input:focus, .chat-row textarea:focus { border-color: var(--blue-2); box-shadow: 0 0 0 3px rgba(14,122,196,.13); }
.chat-row textarea { resize: none; }
.chat-row-btn { margin: 4px 0 0; }
.chat-note { font-size: 12.5px; color: var(--green); font-weight: 700; min-height: 16px; text-align: center; margin: 8px 0 0; }
/* 已发送过（或已填写身份）后折叠姓名/邮箱行，避免表单挡住消息区 */
.chat-form.sent .chat-row-name, .chat-form.sent .chat-row-email { display: none; }

/* ============ Toast ============ */
.toast {
  position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%) translateY(20px);
  background: var(--navy); color: #fff; padding: 13px 26px; border-radius: 999px;
  font-weight: 700; font-size: 14.5px; box-shadow: var(--shadow); opacity: 0; transition: var(--transition); z-index: 1300;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============ 响应式 ============ */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .hero h1 { font-size: 46px; }
  .product-detail { gap: 36px; }
}

@media (max-width: 820px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed; top: 76px; left: 0; right: 0; background: #fff;
    flex-direction: column; padding: 14px 22px 22px; gap: 4px;
    box-shadow: 0 24px 40px rgba(8,40,70,.14); border-bottom: 1px solid var(--line);
    transform: translateY(-130%); transition: var(--transition); z-index: 890;
  }
  body.nav-open .main-nav { transform: translateY(0); }
  .header-inner { gap: 12px; }
  .hlink { display: none; }
  .product-detail { grid-template-columns: 1fr; }
  .about-strip { grid-template-columns: 1fr; gap: 36px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: 1fr; }
  .checkout-grid { grid-template-columns: 1fr; }
  .dash-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 30px; }
}

@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .product-body { padding: 14px; }
  .product-name { font-size: 15px; }
  .hero { min-height: calc(100svh - 76px); }
  .hero h1 { font-size: 34px; }
  .hero-sub { font-size: 16px; }
  .hero-inner { padding: 70px 0 190px; }
  .hero-stats .container { grid-template-columns: repeat(2, 1fr); gap: 22px; padding-top: 22px; padding-bottom: 22px; }
  .hero-stat { border-left: none; padding: 0; }
  .hero-stat-num { font-size: 26px; }
  .hero-stat-label { font-size: 12px; }
  .hero-scroll { bottom: 212px; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; padding: 50px 0 34px; }
  .newsletter { padding: 40px 24px; }
  .newsletter-form { flex-direction: column; }
  .cart-table th:nth-child(2), .cart-table td:nth-child(2) { display: none; }
  .form-row-2 { grid-template-columns: 1fr; }
  .chat-label { max-width: 220px; font-size: 13px; }
  .chat-widget { right: 16px; bottom: 76px; }
  .page-hero h1 { font-size: 30px; }
}

/* ============ 首页导航：统一白色背景 ============ */
body.home .site-header .brand img { background: transparent; border-radius: 0; padding: 0; box-shadow: none; }
body.home .site-header.scrolled { background: rgba(255, 255, 255, .94); border-bottom-color: var(--line); box-shadow: 0 6px 24px rgba(8, 54, 92, .07); }
body.home .site-header.scrolled .main-nav a.active { background: var(--blue); color: #fff; }
body.home .site-header.scrolled .hlink { color: var(--ink); }
body.home .site-header.scrolled .hlink:hover { color: var(--blue-2); background: var(--blue-3); }
body.home .site-header.scrolled .cart-link { background: var(--navy); color: #fff; }
body.home .site-header.scrolled .cart-link:hover { background: var(--blue); color: #fff; }
body.home .site-header.scrolled .cart-link .cart-icon { border-color: #fff; }
body.home .site-header.scrolled .cart-link .cart-icon::before { border-color: #fff; border-bottom: none; }
body.home .site-header.scrolled .nav-toggle span { background: var(--ink); }

/* ============ 外网媒体：WhatsApp 挂件（与在线客服并列，绿色呼吸） ============ */
.wa-widget {
  position: fixed; right: 26px; bottom: 196px; z-index: 1100;
  display: flex; flex-direction: row; align-items: center; gap: 12px;
}
.wa-widget .chat-label { background: #1DA851; }
.wa-toggle {
  position: relative; width: 64px; height: 64px; border-radius: 50%; border: 0; cursor: pointer;
  background: transparent;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.wa-toggle:hover { transform: scale(1.06); }
/* 呼吸效果：扩散光环 */
.wa-toggle::before {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  border: 3px solid rgba(37, 211, 102, .55);
  animation: breathe 2.4s ease-out infinite;
}
.wa-toggle::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .35);
  animation: breathe 2.4s ease-out infinite 1.2s;
}
/* WhatsApp 官方图标（绿圆 + 白听筒，透明底 PNG） */
.wa-icon { width: 56px; height: 56px; display: block; }
@media (max-width: 560px) {
  .wa-widget { right: 16px; bottom: 176px; }
}

/* ============ 补充样式 ============ */
/* 商品列表 - 分类胶囊 */
.cat-pills { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 30px; }
.cat-pills a {
  padding: 10px 20px; border-radius: 999px; background: #fff; border: 1px solid var(--line);
  font-weight: 700; font-size: 14.5px; color: var(--ink); transition: var(--transition);
}
.cat-pills a:hover { border-color: var(--blue-2); color: var(--blue-2); }
.cat-pills a.active { background: var(--blue); border-color: var(--blue); color: #fff; }

/* 商品列表 - 工具栏右侧 */
.shop-toolbar-right { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.shop-search { display: flex; gap: 8px; }
.shop-search input {
  width: 210px; padding: 11px 16px; border-radius: 10px; border: 1px solid var(--line);
  background: #fff; font-family: var(--font); font-size: 14.5px; outline: none; color: var(--ink);
  transition: var(--transition);
}
.shop-search input:focus { border-color: var(--blue-2); box-shadow: 0 0 0 3px rgba(14,122,196,.13); }

/* Hero 上的幽灵按钮 */
.hero .btn-ghost {
  background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.55);
}
.hero .btn-ghost:hover { background: #fff; color: var(--navy); border-color: #fff; }

/* 购物车数量输入 */
.cart-qty .qty-wrap { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 999px; background: #fff; overflow: hidden; }
.cart-qty .qty-input { width: 62px; text-align: center; border: 0; font-family: var(--font); font-size: 15px; font-weight: 700; color: var(--navy); padding: 0 4px; height: 42px; outline: none; }
.cart-qty input::-webkit-outer-spin-button, .cart-qty input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button, .qty-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty-input { -moz-appearance: textfield; appearance: textfield; }

/* 空态按钮边距 */
.empty-state .btn { margin-top: 6px; }

/* ===== 商品规格选择器（变体） ===== */
.variant-picker{margin:18px 0;flex:0 0 100%;width:100%}
.vp-label{display:block;font-size:13px;font-weight:700;color:var(--navy);margin-bottom:10px;text-transform:uppercase;letter-spacing:.4px}
.vp-select{
  width:100%;max-width:340px;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;
  font-family:var(--font);font-size:14.5px;font-weight:600;color:var(--navy);
  background-color:#fff;cursor:pointer;outline:none;transition:var(--transition);appearance:auto;-webkit-appearance:auto;
}
.vp-select:focus{border-color:var(--blue-2);box-shadow:0 0 0 3px rgba(14,122,196,.13)}
.vp-select:disabled{opacity:.6;cursor:not-allowed}
/* 型号规格表格（radio 列表） */
.vp-table{border:1.5px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;margin-bottom:4px}
.vp-head{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:9px 14px;background:#f3f7fb;border-bottom:1px solid var(--line);font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.vp-row{display:grid;grid-template-columns:auto 1fr auto auto;gap:10px;align-items:center;padding:11px 14px;cursor:pointer;border-top:1px solid var(--line);transition:background .15s ease,border-color .15s ease}
.vp-row:first-of-type{border-top:0}
.vp-row:hover{background:#f0f6fd}
.vp-row.active{background:#e6f0fb;box-shadow:inset 3px 0 0 var(--blue-2)}
.vp-row input[type="radio"]{width:16px;height:16px;margin:0;accent-color:var(--blue-2);cursor:pointer;flex:0 0 auto}
.vp-name{font-size:14px;font-weight:700;color:var(--navy);line-height:1.3}
.vp-price{font-size:14px;font-weight:700;color:var(--navy);white-space:nowrap}
.vp-stock{font-size:12px;font-weight:600;color:#1d9e4e;white-space:nowrap}
.vp-stock.out{color:#d64541}
.pd-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:4px}
/* ===== 产品规格参数表（图二风格：名称/型号/规格/材质） ===== */
.spec-block{margin-top:56px}
.spec-table{width:100%;border-collapse:collapse;margin-bottom:18px;background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 1px 3px rgba(10,45,85,.06);font-family:var(--font)}
.spec-table caption{caption-side:top;text-align:left;font-size:15px;font-weight:800;color:var(--navy);padding:0 2px 10px;letter-spacing:.2px}
.spec-table thead th{background:var(--navy);color:#fff;text-align:left;padding:9px 14px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.5px}
.spec-table tbody td{padding:9px 14px;font-size:13.5px;color:#23374d;border-bottom:1px solid #e6eef6;text-align:left}
.spec-table tbody tr:nth-child(even){background:#f4f8fc}
.spec-table tbody tr:hover{background:#e8f1fb}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table td:first-child{font-weight:700;color:var(--navy)}
@media (max-width:640px){.spec-table tbody td,.spec-table thead th{padding:8px 10px;font-size:12.5px}.spec-table caption{font-size:13.5px}}
.pd-buttons .btn{flex:0 1 auto;padding:12px 24px;font-size:15px}
.btn-dark{background:var(--navy);border-color:var(--navy)}
.btn-dark:hover{background:#0d3a63;border-color:#0d3a63}
.price-from{font-size:13px;color:var(--muted);margin-right:4px}