/* ============================================================
   refine.css — 全站视觉精修层（仅用现有 CSS 变量，不改页面结构）
   放在所有样式之后加载，统一卡片 / 间距 / 标题 / 按钮 / 动效质感
   ============================================================ */

/* ---- 1. 排版与可读性 ---- */
body { letter-spacing: .2px; }
h1, h2, h3, h4, .serif { letter-spacing: .5px; }
p { color: var(--ink-soft); }

/* 选中文字配色跟随品牌主色 */
::selection { background: var(--gold-light); color: var(--green-900); }

/* 链接键盘可达性 */
a:focus-visible, .btn:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--gold-dark); outline-offset: 2px; border-radius: 6px;
}

/* ---- 2. 区块标题升级（居中 eyebrow 两侧描金线） ---- */
.section-head .eyebrow { display: inline-flex; align-items: center; gap: 12px; font-weight: 700; }
.section-head .eyebrow::before, .section-head .eyebrow::after {
    content: ""; width: 28px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold-dark));
}
.section-head .eyebrow::after { background: linear-gradient(90deg, var(--gold-dark), transparent); }
.section-head h2 { letter-spacing: 1px; }

/* ---- 3. 通用卡片统一质感 + 悬浮描金 ---- */
.product-card, .value-card, .shop-card, .home-feat .feat, .home-craft .step,
.testi-grid .testi, .channel-wall .ch, .honor-wall .hn, .contact-card,
.craft-card, .cert-card, .faq-item, .sidebar-box, .article-row {
    border-color: var(--line);
    transition: transform .28s cubic-bezier(.2,.7,.3,1), box-shadow .28s, border-color .28s;
}
.product-card:hover, .value-card:hover, .home-feat .feat:hover, .home-craft .step:hover,
.testi-grid .testi:hover, .craft-card:hover, .cert-card:hover {
    border-color: color-mix(in srgb, var(--gold) 55%, var(--line));
    box-shadow: 0 16px 38px rgba(0,0,0,.09);
}
/* 不支持 color-mix 的浏览器回退：用金色描边 */
@supports not (color: color-mix(in srgb, red, blue)) {
    .product-card:hover, .value-card:hover, .craft-card:hover, .cert-card:hover { border-color: var(--gold); }
}

/* ---- 4. 按钮微交互 ---- */
.btn { transition: transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s, background .22s, color .22s; }
.btn:active { transform: translateY(0) scale(.98); }
.btn-outline:hover { box-shadow: 0 8px 20px rgba(0,0,0,.12); }
.btn-sm { border-radius: 999px; }

/* ---- 5. 页面顶部 banner 更有层次 ---- */
.page-banner { position: relative; overflow: hidden; padding: 76px 0 70px; }
.page-banner::before {
    content: ""; position: absolute; inset: 0;
    background:
      radial-gradient(60% 120% at 85% 10%, rgba(255,255,255,.10), transparent 60%),
      radial-gradient(40% 80% at 12% 90%, rgba(0,0,0,.18), transparent 60%);
    pointer-events: none;
}
.page-banner .container { position: relative; z-index: 1; }
.page-banner h1 { letter-spacing: 2px; }
.page-banner h1::after {
    content: ""; display: block; width: 54px; height: 3px; margin: 16px auto 0;
    background: linear-gradient(90deg, var(--gold), var(--gold-light)); border-radius: 3px;
}
.page-banner p { max-width: 640px; margin-left: auto; margin-right: auto; }

/* ---- 6. 面包屑更精致 ---- */
.breadcrumb { letter-spacing: .3px; }
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb a:hover { color: var(--gold-dark); }

/* ---- 7. 产品卡：价格与按钮更协调 ---- */
.product-cat { box-shadow: 0 4px 10px rgba(0,0,0,.18); backdrop-filter: blur(2px); }
.product-body .product-foot .btn { flex: 1; justify-content: center; }

/* ---- 8. 详情页参数表更清爽 ---- */
.pd-specs li { padding: 11px 0; }
.pd-specs li b { color: var(--green-900); letter-spacing: .3px; }
.pd-section h2 { letter-spacing: 1px; }

/* ---- 9. 图片统一圆角与底色（避免空图突兀） ---- */
.product-thumb, .pd-gallery .main-img, .brand-figure, .article-row .thumb { background: var(--cream-2); }

/* ---- 10. 轻量入场动效（尊重「减少动态」偏好） ---- */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s cubic-bezier(.2,.7,.3,1); will-change: opacity, transform; }
    .reveal-up.in { opacity: 1; transform: none; }
}

/* ---- 12. 顶部导航：与品牌主色一致的高级暗色头 ---- */
.site-header {
    background: linear-gradient(180deg, var(--green-900), color-mix(in srgb, var(--green-900) 88%, #000)) , var(--green-900);
    backdrop-filter: none;
    border-bottom: 1px solid rgba(212,175,90,.28);
    box-shadow: 0 6px 24px rgba(0,0,0,.18);
}
.brand-logo .txt b { color: #fff; }
.brand-logo .txt span { color: var(--gold-light); }
.main-nav a { color: rgba(255,255,255,.84); font-weight: 500; position: relative; }
.main-nav a:hover, .main-nav a.active { color: #fff; background: rgba(255,255,255,.08); }
/* 当前/悬浮项底部描金 */
.main-nav > ul > li > a::after {
    content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light)); border-radius: 2px;
    transform: scaleX(0); transform-origin: center; transition: transform .25s ease;
}
.main-nav > ul > li > a:hover::after, .main-nav > ul > li > a.active::after { transform: scaleX(1); }
.main-nav .sub-caret { opacity: .8; }
/* 下拉子菜单保持浅底（悬浮卡片） */
.main-nav .submenu { box-shadow: 0 16px 40px rgba(0,0,0,.22); }
/* 搜索框适配暗底 */
.nav-search { background: rgba(255,255,255,.10) !important; border-color: rgba(255,255,255,.22) !important; }
.nav-search input { color: #fff !important; }
.nav-search input::placeholder { color: rgba(255,255,255,.55); }
.nav-search button { color: rgba(255,255,255,.72) !important; }
.nav-toggle span { background: #fff; }
/* 移动端展开菜单也用暗底，保持一致 */
@media (max-width: 980px) {
    .main-nav { background: var(--green-900); border-bottom-color: rgba(212,175,90,.28); }
    .main-nav a { color: rgba(255,255,255,.9); }
    .main-nav > ul > li > a::after { display: none; }
}
/* 导航文字更挺括 */
.main-nav > ul > li > a { font-weight: 600; letter-spacing: .8px; font-size: 15px; }
.brand-logo .txt b { letter-spacing: 4px; font-size: 21px; }
.brand-logo .txt span { letter-spacing: 3px; opacity: .9; }
.brand-logo .mark { box-shadow: 0 6px 16px rgba(0,0,0,.28); }
/* 顶部「微信咨询」CTA：金色描金，在暗红头上更跳、更高级 */
.site-header .nav-cta .btn-primary,
.site-header .nav-cta .btn.btn-sm {
    background: linear-gradient(135deg, var(--gold-light), var(--gold-dark)) !important;
    color: var(--green-900) !important;
    font-weight: 700; letter-spacing: 1px; border: 0 !important;
    box-shadow: 0 6px 16px rgba(0,0,0,.28);
}
.site-header .nav-cta .btn-primary:hover { transform: translateY(-1px); filter: brightness(1.05); color: var(--green-900) !important; }
/* 顶部搜索框：描金细边、更精致 */
.nav-search { border-radius: 999px !important; border: 1px solid rgba(212,175,90,.5) !important; background: rgba(255,255,255,.07) !important; }
.nav-search:focus-within { border-color: var(--gold) !important; background: rgba(255,255,255,.12) !important; }
.nav-search button { color: var(--gold-light) !important; }

/* ---- 13. 全站按钮统一精修（覆盖 .btn-* 与 .cx-btn--*）---- */
.btn, .cx-btn {
    border-radius: 999px !important;
    letter-spacing: 1.5px !important;
    font-weight: 700 !important;
    transition: transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s, background .25s, color .2s, filter .2s !important;
}
.btn:hover, .cx-btn:hover { transform: translateY(-2px); }
.btn:active, .cx-btn:active { transform: translateY(0) scale(.98); }
/* 主按钮：朱砂渐变 + 描金细环 + 立体阴影（不再是死板平面方块）*/
.btn-primary, .cx-btn--solid {
    background: linear-gradient(135deg, var(--cx-red, #9e1f1a), var(--cx-red-deep, #6f1411)) !important;
    color: #fff !important;
    border: 1px solid rgba(244,220,166,.5) !important;
    box-shadow: 0 12px 26px -10px rgba(158,31,26,.7) !important;
}
.btn-primary:hover, .cx-btn--solid:hover {
    filter: brightness(1.06);
    box-shadow: 0 16px 32px -10px rgba(158,31,26,.82) !important;
    color: #fff !important;
}
/* 次按钮：描金幽灵 */
.cx-btn--gold, .cx-btn--line, .btn-outline, .btn-ghost {
    background: transparent !important;
    border: 1.5px solid var(--cx-gold, #b1893f) !important;
    color: var(--cx-gold, #b1893f) !important;
}
.cx-btn--gold:hover, .cx-btn--line:hover, .btn-outline:hover, .btn-ghost:hover {
    background: var(--cx-gold, #b1893f) !important; color: #fff !important; border-color: var(--cx-gold, #b1893f) !important;
}
/* 暗底（hero / CTA 朱砂横幅）上的次按钮用浅金，更亮 */
.cx-hero .cx-btn--gold, .cx-cta .cx-btn--gold, .mega-band .cx-btn--gold, .page-banner .btn-outline {
    border-color: var(--cx-gold-lt, #f4dca6) !important; color: var(--cx-gold-lt, #f4dca6) !important;
}
.cx-hero .cx-btn--gold:hover, .cx-cta .cx-btn--gold:hover, .mega-band .cx-btn--gold:hover {
    background: var(--cx-gold-lt, #f4dca6) !important; color: var(--cx-red-deep, #6f1411) !important;
}

/* ---- 14. 产品详情页精修 ---- */
.pd-info .cat { font-weight: 700; letter-spacing: 2px; }
.pd-price-box {
    border: 1px solid var(--cx-line, #ece3d3);
    border-left: 4px solid var(--cx-gold, #b1893f);
    box-shadow: 0 10px 24px -14px rgba(0,0,0,.16);
}
.pd-price-box .num { letter-spacing: .5px; }
.pd-specs li b { letter-spacing: .5px; }
/* 分区标题：保留描金下划线，再加一个编辑风金色小块 */
.pd-section > h2 { display: flex; align-items: center; gap: 10px; }
.pd-section > h2::before {
    content: ""; flex: none; width: 6px; height: 20px; border-radius: 3px;
    background: linear-gradient(180deg, var(--cx-gold, #b1893f), var(--cx-gold-lt, #f4dca6));
}
/* 相关推荐卡片间距稍微收一下，和上方分区呼应 */
.pd-section .product-grid { margin-top: 6px; }

/* ---- 11. 移动端再收紧间距 ---- */
@media (max-width: 640px) {
    .page-banner { padding: 46px 0 42px; }
    .section-head { margin-bottom: 32px; }
    .section-head h2 { font-size: 25px; }
    /* 手机头部精简：隐藏搜索框，突出汉堡菜单 */
    .nav-cta .nav-search { display: none !important; }
    .nav-toggle { display: flex !important; }
    /* 首屏大标题与印章在窄屏更合身，避免被边缘切掉 */
    .cx-hero__title { font-size: clamp(23px, 6.6vw, 34px) !important; letter-spacing: .5px !important; line-height: 1.32 !important; word-break: keep-all; padding: 0 6px; }
    .cx-hero__lead { font-size: 14px !important; }
    .cx-seal--lg { width: 70px !important; height: 70px !important; font-size: 42px !important; margin-bottom: 16px !important; }
    /* 产品/卡片网格在窄屏间距收一点 */
    .cx-products__grid, .cx-cats__row { gap: 12px !important; }
}