/* ==========================================================================
   福州普旺医疗官网 · 高端医疗风重设计 (PC + 移动端自适应, 基于 Bootstrap 3)
   设计签名："呼吸的节奏" —— 呼吸光环 / 主按钮呼吸光晕
   ========================================================================== */

:root {
    --navy-900: #082b4d;
    --navy-800: #0b3c68;
    --navy-700: #0e4478;
    --blue-600: #1273b8;
    --blue-500: #1e88c9;
    --teal-500: #12b5a0;
    --teal-400: #2ec9b6;
    --mist: #f3f8fb;
    --ink: #16293c;
    --muted: #6b7c8d;
    --line: #e3ecf3;
    --price: #e67e22;
    /* 视觉收敛：主色统一为纯色医疗蓝（保留变量名以兼容既有引用） */
    --grad-brand: #1273b8;
    --grad-overlay: linear-gradient(180deg, rgba(8, 43, 77, .16) 0%, rgba(8, 43, 77, .04) 45%, rgba(8, 43, 77, .38) 100%);
    --shadow-sm: 0 2px 10px rgba(14, 68, 120, .06);
    --shadow-md: 0 12px 32px rgba(14, 68, 120, .12);
    --shadow-lg: 0 24px 64px rgba(8, 43, 77, .18);
    --radius: 14px;
    --nav-h: 92px;
    --nav-inner: 82px;
    --font-num: "Bahnschrift", "DIN Alternate", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    padding-top: 0;
    font-family: "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-size: 15.5px;
    color: var(--ink);
    background: #fff;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    transition: color .25s ease, background .25s ease, border-color .25s ease;
}

::selection {
    background: var(--teal-500);
    color: #fff;
}

/* 全站照片统一冷色调处理（一次拍摄的观感） */
.home-hero img,
.trust-media img,
.why-media > img,
.service-feature .sf-img img,
.product-cat-card img,
.product-thumb img,
.product-gallery img {
    filter: saturate(.82) contrast(1.04);
}

/* ---------- 动效基础：滚动入场 ---------- */
@keyframes pw-kenburns {
    from { transform: scale(1); }
    to { transform: scale(1.08); }
}
@keyframes pw-capup {
    to { opacity: 1; transform: translateY(0); }
}

[data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .7s ease, transform .7s cubic-bezier(.22, .61, .36, 1);
    transition-delay: var(--rd, 0ms);
    will-change: opacity, transform;
}
[data-reveal="left"] { transform: translateX(-40px); }
[data-reveal="right"] { transform: translateX(40px); }
[data-reveal="zoom"] { transform: scale(.92); }
[data-reveal].revealed {
    opacity: 1;
    transform: none;
}

/* ---------- 顶部导航 ---------- */
@media (min-width: 1200px) {
    .site-navbar .container { width: 1220px; }
}
.site-navbar {
    background: #fff;
    border: none;
    border-radius: 0;
    min-height: var(--nav-h);
    box-shadow: 0 1px 0 rgba(14, 68, 120, .08);
    transition: background .35s ease, box-shadow .35s ease;
}
.site-navbar.nav-scrolled {
    background: rgba(255, 255, 255, .92);
    -webkit-backdrop-filter: saturate(160%) blur(12px);
    backdrop-filter: saturate(160%) blur(12px);
    box-shadow: 0 6px 24px rgba(8, 43, 77, .1);
}
.site-navbar .navbar-header { min-height: var(--nav-inner); }
.site-navbar .navbar-brand {
    position: relative;
    display: flex;
    align-items: center;
    height: var(--nav-inner);
    padding: 0 15px;
    line-height: 1.2;
}
/* 品牌区为整版横版 logo（红标+中英文），透明覆盖态切换白色版 */
.site-navbar .brand-logo {
    display: block;
    height: 72px;
    width: auto;
    transition: opacity .35s ease, filter .35s ease;
}
.site-navbar .brand-logo-white {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
}
/* 首页透明覆盖态切换为白色 logo，滚动/实底态用红色 logo */
.site-navbar.nav-overlay:not(.nav-scrolled) .brand-logo-white {
    opacity: 1;
    filter: drop-shadow(0 1px 6px rgba(8, 43, 77, .45));
}
.site-navbar.nav-overlay:not(.nav-scrolled) .brand-logo-red { opacity: 0; }
.site-navbar .navbar-toggle { margin-top: 16px; }
.site-navbar .navbar-toggle .icon-bar { background: var(--navy-800); }

.site-nav > li > a {
    height: var(--nav-inner);
    line-height: var(--nav-inner);
    padding: 0 14px;
    font-size: 14.5px;
    color: #3d5063;
    position: relative;
}
/* 菜单整体右移，与 logo 拉开距离（抵消 Bootstrap navbar-nav 的 -15px 边距后再加量） */
.site-navbar .site-nav { margin-left: 24px; }
/* 以首页为基准：首页位置不动，其余菜单项向右拉开间距 */
.site-nav > li + li { margin-left: 14px; }
.site-nav > li > a:after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 14px;
    width: 0;
    height: 2.5px;
    border-radius: 2px;
    background: var(--teal-500);
    transition: width .3s ease, left .3s ease;
}
.site-nav > li > a:hover,
.site-nav > li > a:focus { color: var(--blue-600); background: transparent; }
.site-nav > li.active > a,
.site-nav > li.active > a:hover,
.site-nav > li.active > a:focus {
    color: var(--blue-600);
    background: transparent;
}
.site-nav > li.active > a:after,
.site-nav > li > a:hover:after {
    width: calc(100% - 34px);
    left: 17px;
}
.site-nav .dropdown-menu {
    border: none;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    padding: 8px 0;
    margin-top: 0;
}
.site-nav .dropdown-menu > li > a { padding: 9px 20px; font-size: 14px; color: #3d5063; }
.site-nav .dropdown-menu > li > a:hover {
    background: var(--mist);
    color: var(--blue-600);
}
.site-nav-right {
    float: right;
    height: var(--nav-inner);
    line-height: var(--nav-inner);
    padding-left: 10px;
    display: flex;
    align-items: center;
}
.site-nav-right .phone {
    font-family: var(--font-num);
    font-size: 16px;
    font-weight: 700;
    color: var(--navy-800);
    margin-right: 10px;
    letter-spacing: .5px;
}
.site-nav-right .phone i { font-size: 14px; margin-right: 5px; color: var(--teal-500); }
.btn-consult {
    display: inline-block;
    vertical-align: middle;
    background: var(--blue-600);
    color: #fff !important;
    border-radius: 22px;
    padding: 8px 18px;
    font-size: 13.5px;
    font-weight: 600;
    line-height: 1.6;
    box-shadow: 0 6px 18px rgba(18, 115, 184, .28);
}
.btn-consult:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 10px 24px rgba(18, 115, 184, .45); }

/* 首页悬浮透明导航态（顶部渐变压暗保证白字可读） */
.site-navbar.nav-overlay {
    background: linear-gradient(180deg, rgba(8, 32, 58, .62) 0%, rgba(8, 32, 58, .28) 60%, rgba(8, 32, 58, 0) 100%);
    box-shadow: none;
}
.site-navbar.nav-overlay .site-nav > li > a { color: rgba(255, 255, 255, .92); }
.site-navbar.nav-overlay .site-nav > li > a:hover,
.site-navbar.nav-overlay .site-nav > li.active > a { color: #fff; }
.site-navbar.nav-overlay .site-nav-right .phone { color: #fff; }
.site-navbar.nav-overlay .navbar-toggle .icon-bar { background: #fff; }
.site-navbar.nav-overlay.nav-scrolled {
    background: rgba(255, 255, 255, .95);
    box-shadow: 0 6px 24px rgba(8, 43, 77, .12);
}
.site-navbar.nav-overlay.nav-scrolled .site-nav > li > a { color: #3d5063; }
.site-navbar.nav-overlay.nav-scrolled .site-nav > li > a:hover,
.site-navbar.nav-overlay.nav-scrolled .site-nav > li.active > a { color: var(--blue-600); }
.site-navbar.nav-overlay.nav-scrolled .site-nav-right .phone { color: var(--navy-800); }
.site-navbar.nav-overlay.nav-scrolled .navbar-toggle .icon-bar { background: var(--navy-800); }

/* ---------- 首页首屏轮播 ---------- */
.home-hero {
    position: relative;
    background: var(--navy-900);
}
.hero-slider {
    position: relative;
    height: 880px;
    max-height: 96vh;
    min-height: 600px;
    overflow: hidden;
}
.hero-item {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity .9s ease, visibility .9s ease;
}
.hero-item.active {
    opacity: 1;
    visibility: visible;
    transition: opacity 1s ease .15s, visibility 1s ease .15s;
}
.hero-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-item.active img {
    animation: pw-kenburns 9s ease-out forwards;
}
@keyframes pw-kenburns {
    from { transform: scale(1); }
    to { transform: scale(1.08); }
}
.hero-item:before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--grad-overlay);
    z-index: 1;
}
.hero-caption {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    text-align: left;
}
.hero-caption .container { padding: 0 15px; position: relative; }
/* 文案毛玻璃面板：轮播图完整呈现的同时保证文字可读 */
.hero-cap-inner {
    position: relative;
    max-width: 660px;
    background: rgba(8, 32, 58, .42);
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 20px;
    padding: 36px 40px;
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    backdrop-filter: blur(14px) saturate(140%);
    box-shadow: 0 16px 40px rgba(8, 32, 58, .22);
}
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    font-size: 13px;
    letter-spacing: 3px;
    color: var(--teal-400);
    font-weight: 600;
    margin-bottom: 18px;
}
.hero-eyebrow:before {
    content: "";
    width: 30px;
    height: 2px;
    background: var(--teal-400);
    margin-right: 12px;
}
.hero-caption h2 {
    font-size: 46px;
    font-weight: 800;
    line-height: 1.28;
    color: #fff;
    letter-spacing: 1px;
    margin: 0 0 18px;
}
.hero-caption .hero-sub {
    font-size: 17px;
    color: rgba(255, 255, 255, .88);
    margin-bottom: 32px;
    max-width: 560px;
    line-height: 1.8;
}
.hero-caption .cap > * {
    opacity: 0;
    transform: translateY(26px);
}
.hero-item.active .hero-caption .cap > * {
    animation: pw-capup .85s cubic-bezier(.22, .61, .36, 1) forwards;
}
.hero-item.active .hero-caption .cap > *:nth-child(1) { animation-delay: .2s; }
.hero-item.active .hero-caption .cap > *:nth-child(2) { animation-delay: .38s; }
.hero-item.active .hero-caption .cap > *:nth-child(3) { animation-delay: .56s; }
.hero-item.active .hero-caption .cap > *:nth-child(4) { animation-delay: .74s; }
.hero-item.active .hero-caption .cap > *:nth-child(5) { animation-delay: .92s; }
.hero-actions .btn { margin-right: 14px; margin-bottom: 10px; }
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 6px;
}
.hero-badges span {
    display: inline-flex;
    align-items: center;
    font-size: 12.5px;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, .92);
    border: 1px solid rgba(255, 255, 255, .35);
    background: rgba(8, 32, 58, .3);
    border-radius: 16px;
    padding: 4px 14px;
}
.hero-badges span i { margin-right: 7px; color: var(--teal-400); font-size: 13px; }
.btn-hero {
    display: inline-block;
    border-radius: 26px;
    padding: 12px 34px;
    font-size: 15px;
    font-weight: 700;
    background: var(--blue-600);
    color: #fff;
    border: none;
    box-shadow: 0 10px 26px rgba(18, 115, 184, .4);
}
.btn-hero:hover, .btn-hero:focus {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(18, 115, 184, .5);
    text-decoration: none;
}
.btn-ghost {
    display: inline-block;
    border-radius: 26px;
    padding: 12px 32px;
    font-size: 15px;
    font-weight: 600;
    background: rgba(255, 255, 255, .1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .55);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}
.btn-ghost:hover, .btn-ghost:focus {
    background: rgba(255, 255, 255, .22);
    color: #fff;
    text-decoration: none;
}

/* 首屏底部数据条 */
.hero-stats {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 5;
    background: rgba(8, 32, 58, .55);
    -webkit-backdrop-filter: saturate(150%) blur(14px);
    backdrop-filter: saturate(150%) blur(14px);
    border-top: 1px solid rgba(255, 255, 255, .12);
}
.hero-stats .stat {
    text-align: center;
    padding: 18px 8px 16px;
    position: relative;
}
.hero-stats .stat + .stat:before {
    content: "";
    position: absolute;
    left: 0;
    top: 22%;
    height: 56%;
    width: 1px;
    background: rgba(255, 255, 255, .16);
}
.stat-num {
    font-family: var(--font-num);
    font-size: 30px;
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
}
.stat-num small {
    font-size: 14px;
    font-weight: 600;
    color: var(--teal-400);
    margin-left: 2px;
}
.hero-stats .stat p {
    margin: 4px 0 0;
    font-size: 12.5px;
    color: rgba(255, 255, 255, .72);
    letter-spacing: 1px;
}

.hero-dots {
    position: absolute;
    right: 4%;
    bottom: 96px;
    z-index: 5;
    margin: 0;
    padding: 0;
    list-style: none;
}
.hero-dots > li {
    display: block;
    width: 4px;
    height: 22px;
    margin: 6px 0;
    border-radius: 3px;
    cursor: pointer;
    background: rgba(255, 255, 255, .35);
    transition: background .25s ease, height .25s ease;
}
.hero-dots > li.active { background: var(--teal-400); height: 30px; }
.hero-arrow {
    position: absolute;
    top: 0;
    bottom: 74px;
    width: 7%;
    z-index: 4;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, .75);
    font-size: 44px;
    opacity: 0;
    cursor: pointer;
    transition: opacity .3s ease, color .3s ease;
    -webkit-user-select: none;
    user-select: none;
}
.home-hero:hover .hero-arrow { opacity: 1; }
.hero-arrow:hover { color: #fff; text-decoration: none; }
.hero-arrow-left { left: 0; }
.hero-arrow-right { right: 0; }

/* ---------- 通用 section ---------- */
.section { padding: 104px 0; position: relative; }
.section-mist { background: var(--mist); }

.sec-head {
    max-width: 680px;
    margin: 0 auto 56px;
    text-align: center;
}
.sec-head.left { text-align: left; margin-left: 0; }
.sec-eyebrow {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--teal-500);
    margin-bottom: 12px;
}
.sec-eyebrow:before {
    content: "";
    width: 26px;
    height: 2px;
    background: var(--teal-500);
    margin-right: 10px;
}
.sec-eyebrow:after {
    content: "";
    width: 26px;
    height: 2px;
    background: var(--teal-500);
    margin-left: 10px;
}
.sec-head.left .sec-eyebrow:after { display: none; }
.sec-head h2 {
    font-size: 34px;
    font-weight: 800;
    color: var(--navy-800);
    letter-spacing: 1px;
    margin: 0 0 12px;
}
.sec-head p { color: var(--muted); font-size: 16px; margin: 0; line-height: 1.8; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 28px; }
.ml-1 { margin-left: 8px; }
.text-muted { color: var(--muted); }

/* 内页主内容区（固定导航下留出高度） */
.site-content { padding-top: var(--nav-h); }

/* FAQ 题号徽标（Q1…自适应宽度） */
.faq-group .faq-q {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 26px;
    height: 24px;
    padding: 0 7px;
    border-radius: 12px;
    background: var(--blue-600);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    margin-right: 10px;
    vertical-align: 2px;
}

/* 侧栏联系电话 */
.contact-tel a {
    font-family: var(--font-num);
    font-size: 22px;
    font-weight: 800;
    color: var(--navy-800);
    letter-spacing: .5px;
}
.contact-tel a:hover { color: var(--blue-600); text-decoration: none; }
.contact-tel a i {
    font-size: 16px;
    color: #fff;
    background: var(--blue-600);
    border-radius: 50%;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
    vertical-align: -4px;
}

/* ---------- 服务入口（图标卡） ---------- */
.service-card {
    display: block;
    text-align: center;
    padding: 34px 14px 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin-bottom: 24px;
    background: #fff;
    color: var(--ink);
    height: calc(100% - 24px);
    position: relative;
    overflow: hidden;
    transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.service-card:before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: 0;
    height: 3px;
    border-radius: 3px;
    background: var(--teal-500);
    transition: width .35s ease, left .35s ease;
}
.service-card:hover {
    border-color: transparent;
    box-shadow: var(--shadow-md);
    transform: translateY(-6px);
    text-decoration: none;
    color: var(--ink);
}
.service-card:hover:before { width: 100%; left: 0; }
.service-card i {
    display: inline-flex;
    width: 62px;
    height: 62px;
    border-radius: 18px;
    background: rgba(18, 115, 184, .09);
    color: var(--blue-600);
    font-size: 26px;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    transition: background .35s ease, color .35s ease, transform .35s ease;
}
.service-card:hover i {
    background: var(--grad-brand);
    color: #fff;
    transform: scale(1.06);
}
.service-card h4 { font-size: 16.5px; font-weight: 700; margin: 0 0 9px; color: var(--navy-800); }
.service-card p { font-size: 12.5px; color: var(--muted); line-height: 1.7; margin: 0; }

/* ---------- 产品分类（图文卡） ---------- */
.product-cat-card {
    display: block;
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 24px;
    height: 250px;
    color: #fff;
    background: var(--navy-800);
    box-shadow: var(--shadow-sm);
    transition: transform .35s ease, box-shadow .35s ease;
}
.product-cat-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
    display: block;
}
.product-cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); text-decoration: none; color: #fff; }
.product-cat-card:hover img { transform: scale(1.07); }
.product-cat-card .cat-mask {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(8, 43, 77, 0) 30%, rgba(8, 43, 77, .88) 100%);
    transition: background .35s ease;
}
.product-cat-card .cat-info {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 20px 22px;
}
.product-cat-card h4 {
    font-size: 19px;
    font-weight: 700;
    margin: 0 0 6px;
    letter-spacing: .5px;
}
.product-cat-card .cat-desc {
    font-size: 12.5px;
    color: rgba(255, 255, 255, .82);
    margin: 0 0 10px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.cat-count {
    display: inline-block;
    background: rgba(18, 181, 160, .92);
    color: #fff;
    font-size: 12px;
    border-radius: 12px;
    padding: 2px 13px;
    letter-spacing: .5px;
}
/* 无图分类的兜底态 */
.product-cat-card.cat-plain {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--grad-brand);
}
.product-cat-card.cat-plain .cat-info {
    position: static;
    text-align: center;
    padding: 20px;
}

/* ---------- 深色信任区（图文分栏） ---------- */
.section-trust {
    background: linear-gradient(165deg, var(--navy-900) 0%, var(--navy-700) 100%);
    color: #fff;
    overflow: hidden;
}
.section-trust .sec-eyebrow { color: var(--teal-400); }
.section-trust .sec-eyebrow:before { background: var(--teal-400); }
.section-trust h2 { color: #fff; }
.section-trust .lead-text {
    font-size: 15px;
    line-height: 2;
    color: rgba(255, 255, 255, .82);
    margin-bottom: 26px;
}
.trust-facts {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px 30px;
}
.trust-facts .fact {
    width: 50%;
    padding: 14px 10px;
    display: flex;
    align-items: flex-start;
}
.trust-facts .fact i {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(18, 181, 160, .16);
    color: var(--teal-400);
    font-size: 17px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
}
.trust-facts .fact h5 { font-size: 15px; font-weight: 700; margin: 2px 0 4px; color: #fff; }
.trust-facts .fact p { font-size: 12.5px; color: rgba(255, 255, 255, .62); margin: 0; line-height: 1.6; }

.trust-media {
    position: relative;
    margin-bottom: 30px;
}
.trust-media > img {
    width: 100%;
    border-radius: 18px;
    box-shadow: var(--shadow-lg);
    display: block;
}
.trust-badge {
    position: absolute;
    left: -18px;
    bottom: 26px;
    background: rgba(255, 255, 255, .96);
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    padding: 16px 22px;
    display: flex;
    align-items: center;
}
.trust-badge i {
    font-size: 30px;
    color: #f5a623;
    margin-right: 14px;
}
.trust-badge h5 {
    font-size: 16px;
    font-weight: 800;
    color: var(--navy-800);
    margin: 0 0 2px;
}
.trust-badge p { font-size: 12px; color: var(--muted); margin: 0; }
.btn-lightline {
    display: inline-block;
    border-radius: 24px;
    padding: 10px 28px;
    font-size: 14px;
    font-weight: 600;
    background: rgba(255, 255, 255, .1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .45);
}
.btn-lightline:hover { background: rgba(255, 255, 255, .2); color: #fff; text-decoration: none; }
.btn-teal {
    display: inline-block;
    border-radius: 24px;
    padding: 10px 28px;
    font-size: 14px;
    font-weight: 700;
    background: var(--blue-600);
    color: #fff;
    border: none;
    box-shadow: 0 8px 22px rgba(18, 181, 160, .35);
}
.btn-teal:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(18, 181, 160, .45); text-decoration: none; }

/* ---------- 为什么选我们（图文分栏） ---------- */
.why-media {
    position: relative;
    padding: 0 0 46px 46px;
    margin-bottom: 30px;
}
.why-media > img {
    width: 100%;
    border-radius: 18px;
    box-shadow: var(--shadow-md);
    display: block;
    position: relative;
    z-index: 1;
}
.why-media:before {
    content: "";
    position: absolute;
    left: 0;
    top: 46px;
    right: 46px;
    bottom: 0;
    border-radius: 18px;
    background: rgba(18, 115, 184, .09);
}
.why-media .why-chip {
    position: absolute;
    right: -8px;
    bottom: 16px;
    z-index: 2;
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    padding: 14px 20px;
    text-align: center;
}
.why-media .why-chip .num {
    font-family: var(--font-num);
    font-size: 26px;
    font-weight: 700;
    color: var(--blue-600);
    line-height: 1.15;
}
.why-media .why-chip p { font-size: 12px; color: var(--muted); margin: 0; }
.why-list { margin-top: 4px; }
.why-item {
    display: flex;
    align-items: flex-start;
    padding: 17px 18px;
    border-radius: var(--radius);
    transition: background .3s ease, box-shadow .3s ease, transform .3s ease;
}
.why-item:hover { background: #fff; box-shadow: var(--shadow-md); transform: translateX(6px); }
.why-item i {
    flex: 0 0 auto;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(18, 115, 184, .09);
    color: var(--teal-500);
    font-size: 19px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 16px;
}
.why-item h4 { font-size: 16.5px; font-weight: 700; margin: 4px 0 7px; color: var(--navy-800); }
.why-item p { font-size: 13.5px; color: var(--muted); line-height: 1.8; margin: 0; }

/* ---------- 用户口碑 ---------- */
.review-card {
    border: none;
    background: #fff;
    border-radius: var(--radius);
    padding: 30px 26px 26px !important;
    margin: 0 0 24px;
    box-shadow: var(--shadow-sm);
    min-height: 200px;
    position: relative;
    transition: transform .3s ease, box-shadow .3s ease;
}
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.review-card .quote-ic {
    position: absolute;
    right: 22px;
    top: 18px;
    font-size: 44px;
    color: rgba(18, 115, 184, .1);
    font-family: Georgia, serif;
    line-height: 1;
}
.review-stars {
    color: #f5a623;
    font-size: 13px;
    letter-spacing: 2px;
    margin-bottom: 12px;
}
.review-card p { font-size: 15px; line-height: 1.95; color: #4a5c6e; margin: 0 0 14px; }
.review-card small { color: var(--muted); font-size: 12.5px; display: block; }
.review-card small:before {
    content: "";
    display: inline-block;
    width: 18px;
    height: 2px;
    background: var(--teal-500);
    vertical-align: middle;
    margin-right: 8px;
}

/* 用户口碑 · 横向无缝滚动展映 */
.review-marquee {
    position: relative;
    overflow-x: auto;
    padding: 6px 0 10px;
    -webkit-overflow-scrolling: touch;
}
.review-track {
    display: flex;
    align-items: stretch;
    width: max-content;
}
.review-track .review-card {
    flex: 0 0 auto;
    width: 380px;
    min-height: 235px;
    margin: 0 24px 0 0;
    display: flex;
    flex-direction: column;
}
.review-track .review-card p { flex: 1; }
.review-marquee.is-animated { overflow: hidden; }
.review-marquee.is-animated .review-track {
    animation: reviewScroll 52s linear infinite;
    will-change: transform;
}
.review-marquee.is-animated:hover .review-track { animation-play-state: paused; }
@keyframes reviewScroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
.review-marquee:before,
.review-marquee:after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 64px;
    z-index: 2;
    pointer-events: none;
}
.review-marquee:before { left: 0; background: linear-gradient(90deg, var(--mist) 0%, rgba(243, 248, 251, 0) 100%); }
.review-marquee:after { right: 0; background: linear-gradient(270deg, var(--mist) 0%, rgba(243, 248, 251, 0) 100%); }
@media (max-width: 767px) {
    .review-track .review-card { width: 290px; }
    .review-marquee.is-animated .review-track { animation-duration: 44s; }
}
@media (prefers-reduced-motion: reduce) {
    .review-marquee.is-animated { overflow-x: auto; }
    .review-marquee.is-animated .review-track { animation: none; }
}

/* ---------- FAQ ---------- */
.faq-group .panel {
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: none;
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow .3s ease, border-color .3s ease;
}
.faq-group .panel:hover { border-color: rgba(18, 115, 184, .4); box-shadow: var(--shadow-sm); }
.faq-group .panel-heading { background: #fff; border: none; padding: 0; }
.faq-group .panel-title a {
    display: block;
    padding: 17px 52px 17px 20px;
    color: var(--ink);
    font-size: 15.5px;
    font-weight: 600;
    text-decoration: none;
    position: relative;
}
.faq-group .panel-title a:hover { color: var(--blue-600); }
.faq-group .panel-title a .faq-arrow {
    position: absolute;
    right: 18px;
    top: 50%;
    margin-top: -8px;
    color: var(--muted);
    font-size: 14px;
    transition: transform .3s ease, color .3s ease;
}
.faq-group .panel-title a[aria-expanded="true"] { color: var(--blue-600); }
.faq-group .panel-title a[aria-expanded="true"] .faq-arrow {
    transform: rotate(180deg);
    color: var(--blue-600);
}
.faq-group .panel-body {
    border-top: 1px dashed var(--line);
    color: #566a7c;
    line-height: 2;
    font-size: 15px;
    padding: 16px 20px;
}

/* ---------- CTA ---------- */
.section-cta { padding-bottom: 96px; }
.cta-box {
    position: relative;
    border-radius: 20px;
    padding: 52px 48px;
    color: #fff;
    overflow: hidden;
    background: var(--navy-900) url("../img/site/cta-bg.jpg") center/cover no-repeat;
    box-shadow: var(--shadow-lg);
}
.cta-box:before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(8, 43, 77, .93) 20%, rgba(8, 43, 77, .55) 100%);
}
.cta-box .row { position: relative; display: flex; flex-wrap: wrap; align-items: center; }
.cta-box .row:before, .cta-box .row:after { display: none; }
.cta-box h3 {
    margin: 8px 0 12px;
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 1px;
}
.cta-box .cta-sub { font-size: 14px; color: rgba(255, 255, 255, .85); margin: 0 0 14px; }
.cta-box p { font-size: 14px; color: rgba(255, 255, 255, .9); margin: 0; }
.cta-box p i { margin-right: 7px; color: var(--teal-400); }
.cta-actions {
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    border-left: 1px solid rgba(255, 255, 255, .22);
    padding-left: 40px;
}
.cta-hotline-label {
    display: block;
    font-size: 13px;
    letter-spacing: 3px;
    color: rgba(255, 255, 255, .72);
    margin-bottom: 6px;
}
.cta-phone {
    display: inline-block;
    font-size: 27px;
    line-height: 1.3;
    font-weight: 800;
    color: #fff;
    letter-spacing: .5px;
    margin-bottom: 18px;
    transition: color .3s ease;
}
.cta-phone:hover { color: var(--teal-400); }
.cta-phone i { margin-right: 10px; font-size: 22px; color: var(--teal-400); vertical-align: 1px; }
.cta-actions .btn { margin: 0; min-width: 224px; }
.cta-actions .btn i { margin-right: 8px; }
.btn-light {
    display: inline-block;
    border-radius: 26px;
    padding: 12px 30px;
    background: rgba(255, 255, 255, .14);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .55);
    font-size: 15px;
    font-weight: 600;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}
.btn-light:hover { background: rgba(255, 255, 255, .26); color: #fff; }
.btn-hero2 {
    display: inline-block;
    border-radius: 26px;
    padding: 12px 34px;
    background: var(--blue-600);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    border: none;
}
.btn-hero2:hover { color: #fff; transform: translateY(-2px); }

/* ---------- 内页横幅 ---------- */
.page-banner {
    position: relative;
    background: var(--navy-900) url("../img/site/cta-bg.jpg") center/cover no-repeat;
    padding: 86px 0 72px;
    color: #fff;
    overflow: hidden;
}
/* 深色渐变蒙版（2026-10-05 移除）、品牌色调色与胶片颗粒层（2026-10-06 移除）：
   2026-10-07 横幅图整组改为深色风格重新生成，直接按原图展示，文案统一白色 */
.page-banner .container { position: relative; z-index: 2; }
.page-banner .pb-eyebrow {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--teal-400);
    margin-bottom: 12px;
}
.page-banner .pb-eyebrow:before {
    content: "";
    width: 26px;
    height: 2px;
    background: var(--teal-400);
    margin-right: 10px;
}
.page-banner h1 {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: 1.5px;
    margin: 0 0 10px;
}
/* 2026-10-07 客户要求去除横幅文字背后的投影光晕（原4层暗光晕 text-shadow 已删）：
   文字直接落在原图上，不加影子衬底 */
/* 2026-10-07 客户要求隐藏各菜单横幅上的面包屑分类文字（首页 / xx），只保留标题与副标题 */
.page-banner .breadcrumb { display: none; }
.page-banner p { color: rgba(255, 255, 255, .95); font-size: 15px; margin: 0; }
/* 2026-10-07 整组换深色风格底图：亮底方案（副标题深藏青、小号字细描边、移动端深色文字）全部撤除，
   白色文字直接可读 */
.page-banner .breadcrumb {
    background: none;
    padding: 0;
    margin: 18px 0 0;
    font-size: 13px;
}
.page-banner .breadcrumb a { color: rgba(255, 255, 255, .92); }
.page-banner .breadcrumb a:hover { color: #fff; text-decoration: none; }
.page-banner .breadcrumb > .active { color: #fff; }
.page-banner .breadcrumb > li + li:before { color: rgba(255, 255, 255, .65); }
/* 内页横幅 · 分页面主题图（2026-10-05 重新生成）：PC 为 4:1 条幅构图。
   2026-10-07：整组换深色风格图，取消 filter 提亮，按原图展示 */
.page-banner--product,
.page-banner--service,
.page-banner--article,
.page-banner--faq,
.page-banner--about,
.page-banner--contact {
    background-image: var(--pb-img, none);
}
.page-banner--product { --pb-img: url("../img/site/banner-product-pc.jpg?v=202610085"); }
.page-banner--service { --pb-img: url("../img/site/banner-service-pc.jpg?v=202610085"); }
.page-banner--article { --pb-img: url("../img/site/banner-article-pc.jpg?v=202610085"); }
.page-banner--faq { --pb-img: url("../img/site/banner-faq-pc.jpg?v=202610085"); }
.page-banner--about { --pb-img: url("../img/site/banner-about-pc.jpg?v=202610085"); }
.page-banner--contact { --pb-img: url("../img/site/banner-contact-pc.jpg?v=202610085"); }

/* ---------- 内容块 / 侧卡 ---------- */
.content-block {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 32px 34px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}
.content-block h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--navy-800);
    margin: 0 0 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
    position: relative;
}
.content-block h3:after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 40px;
    height: 2.5px;
    border-radius: 2px;
    background: var(--teal-500);
}
.content-block h3 i { margin-right: 9px; color: var(--blue-600); }
.content-block p { font-size: 15px; line-height: 2; color: #4a5c6e; }
.about-list { list-style: none; margin: 0; padding: 0; }
.about-list li {
    padding: 9px 0 9px 24px;
    position: relative;
    font-size: 15px;
    line-height: 1.9;
    color: #4a5c6e;
}
.about-list li:before {
    content: "";
    position: absolute;
    left: 4px;
    top: 18px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--teal-500);
    box-shadow: 0 0 0 3px rgba(18, 181, 160, .18);
}
.about-list li i { position: absolute; left: 0; top: 12px; color: var(--blue-600); width: 18px; }
.about-list li i ~ * { padding-left: 0; }

.side-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px 26px 22px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}
.side-card h4 {
    font-size: 17px;
    font-weight: 800;
    color: var(--navy-800);
    padding-bottom: 12px;
    margin: 0 0 10px;
    border-bottom: 2px solid var(--mist);
    position: relative;
}
.side-card h4:after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 34px;
    height: 2px;
    background: var(--teal-500);
}
.rent-table { margin-bottom: 0; }
.rent-table th { background: var(--mist); color: var(--navy-800); }
.rent-table .price { color: var(--price); font-weight: 700; font-size: 16px; }

/* 服务页：图文服务卡 */
.service-feature {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 28px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow .3s ease;
}
.service-feature:hover { box-shadow: var(--shadow-md); }
.service-feature .sf-img {
    height: 220px;
    overflow: hidden;
    position: relative;
}
.service-feature .sf-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.service-feature:hover .sf-img img { transform: scale(1.06); }
.service-feature .sf-body { padding: 26px 30px 28px; }
.service-feature h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--navy-800);
    margin: 0 0 14px;
}
.service-feature h3 i {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    background: rgba(18, 115, 184, .09);
    color: var(--blue-600);
    font-size: 17px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    vertical-align: -6px;
}
.service-feature .sf-tag {
    display: inline-block;
    background: rgba(18, 181, 160, .12);
    color: #0e9a87;
    font-size: 12px;
    font-weight: 600;
    border-radius: 12px;
    padding: 3px 12px;
    margin: 0 8px 8px 0;
}

/* 服务页：行内卡片等高（BS3 浮动列各自定高，改 flex 计算列高并拉伸卡片；
   卡片自身 margin-bottom 保留，作行内/行间距） */
.service-page .row { display: flex; flex-wrap: wrap; }
.service-page .row > [class*="col-"] { display: flex; }
.service-page .row > [class*="col-"] > .service-feature,
.service-page .row > [class*="col-"] > .content-block { flex: 1 1 auto; }

/* ---------- 产品列表 ---------- */
.product-filter { margin-bottom: 32px; }
.filter-item {
    display: inline-block;
    padding: 8px 22px;
    margin: 0 10px 12px 0;
    border: 1px solid var(--line);
    border-radius: 22px;
    color: #566a7c;
    font-size: 14px;
    background: #fff;
    transition: all .25s ease;
}
.filter-item:hover { border-color: var(--blue-600); color: var(--blue-600); text-decoration: none; transform: translateY(-2px); }
.filter-item.active {
    background: var(--grad-brand);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 6px 16px rgba(18, 115, 184, .3);
}
.product-card {
    display: block;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 26px;
    color: var(--ink);
    height: calc(100% - 26px);
    transition: box-shadow .3s ease, transform .3s ease;
}
.product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
    text-decoration: none;
    color: var(--ink);
}
.product-thumb {
    height: 190px;
    background: var(--mist);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.product-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.product-card:hover .product-thumb img { transform: scale(1.06); }
.thumb-logo {
    font-family: var(--font-num);
    font-size: 58px;
    font-weight: 800;
    color: #b3d2e8;
    user-select: none;
}
.thumb-sil {
    width: 92px;
    height: 92px;
    object-fit: contain;
}
.cat-plain .cat-sil {
    position: absolute;
    left: 50%;
    top: 24%;
    width: 96px;
    height: 96px;
    transform: translateX(-50%);
    object-fit: contain;
}
.gallery-sil {
    width: 170px;
    height: 170px;
    object-fit: contain;
}
.rent-tag {
    position: absolute;
    left: 12px;
    bottom: 12px;
    background: rgba(230, 126, 34, .95);
    color: #fff;
    font-size: 12px;
    border-radius: 5px;
    padding: 3px 10px;
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
}
.product-body { padding: 16px 18px 18px; }
.product-body h4 {
    font-size: 15.5px;
    font-weight: 700;
    margin: 0 0 7px;
    color: var(--navy-800);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.product-brand { font-size: 12px; color: var(--muted); margin: 0 0 7px; }
.product-desc {
    font-size: 12.5px;
    color: #74869a;
    line-height: 1.65;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 40px;
}
.rent-tag-sm {
    background: var(--price);
    color: #fff;
    font-size: 11px;
    border-radius: 4px;
    padding: 1px 8px;
}
.empty-box { padding: 70px 0; color: #a9bac9; }
.empty-box i { font-size: 52px; }

/* ---------- 产品详情 ---------- */
.product-gallery {
    background: var(--mist);
    border-radius: 18px;
    padding: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 320px;
}
.product-gallery img {
    border-radius: 12px;
    max-height: 360px;
    box-shadow: var(--shadow-md);
}
.gallery-logo { text-align: center; }
.gallery-logo span {
    font-family: var(--font-num);
    font-size: 92px;
    font-weight: 800;
    color: #b3d2e8;
    display: block;
    line-height: 1.1;
}
.gallery-logo h3 { font-size: 17px; color: var(--navy-800); }
.product-main h1 {
    font-size: 28px;
    font-weight: 800;
    color: var(--navy-800);
    margin: 0 0 14px;
    letter-spacing: .5px;
}
.product-brand-lg, .product-model-lg { font-size: 14.5px; color: #566a7c; margin: 0 0 7px; }
.product-brand-lg i, .product-model-lg i { color: var(--teal-500); width: 20px; }
.product-desc-lg { font-size: 15px; color: #566a7c; line-height: 1.9; margin: 14px 0 20px; }
.product-param th {
    background: var(--mist);
    width: 130px;
    color: var(--navy-800);
    vertical-align: middle;
    font-weight: 600;
}
.product-param td { color: #4a5c6e; }
.price-txt { color: var(--price); font-size: 22px; font-weight: 800; font-family: var(--font-num); }
.rich-content { font-size: 16px; line-height: 2; color: #3d5063; }
.rich-content p { margin: 0 0 14px; }
.rich-content img { max-width: 100%; height: auto; border-radius: 10px; }
.rich-content ul, .rich-content ol { padding-left: 24px; }
.rich-content table.spec-table { width: 100%; border-collapse: collapse; margin: 0 0 18px; font-size: 15px; line-height: 1.7; }
.rich-content table.spec-table th,
.rich-content table.spec-table td { border: 1px solid #dce3ea; padding: 10px 14px; text-align: left; vertical-align: top; }
.rich-content table.spec-table th { width: 34%; background: #f4f7fa; color: #243b55; font-weight: 600; }
@media (max-width: 767px) {
    .rich-content table.spec-table th,
    .rich-content table.spec-table td { padding: 8px 10px; font-size: 14px; }
}
.related-box h3 { font-size: 20px; font-weight: 800; color: var(--navy-800); margin: 0 0 22px; }

/* ---------- 文章 ---------- */
.article-item {
    display: block;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px 30px;
    margin-bottom: 20px;
    color: var(--ink);
    position: relative;
    transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
}
.article-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: transparent;
    text-decoration: none;
    color: var(--ink);
}
.article-item .ai-arrow {
    position: absolute;
    right: 26px;
    top: 50%;
    margin-top: -14px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--line);
    color: var(--muted);
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .3s ease;
}
.article-item:hover .ai-arrow {
    background: var(--grad-brand);
    border-color: transparent;
    color: #fff;
}
.article-title { font-size: 18px; font-weight: 700; color: var(--navy-800); }
.article-title:hover { color: var(--blue-600); text-decoration: none; }
.article-meta { color: #55677a; font-size: 13px; margin: 10px 0; }
.article-meta span { margin-right: 16px; }
.article-meta i { margin-right: 5px; color: var(--teal-500); }
.cat-badge {
    background: rgba(18, 181, 160, .12);
    color: #0a6d60;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 12px;
}
.article-intro { font-size: 14.5px; color: #55677a; line-height: 1.85; margin: 0; max-width: 86%; }

/* 文章列表页：三列卡片网格（9条/页 = 3×3），行内等高、标题摘要定行对齐 */
.article-page .row { display: flex; flex-wrap: wrap; margin-bottom: 24px; }
.article-page .row > [class*="col-"] { display: flex; }
.article-page .article-item {
    height: 100%;
    margin-bottom: 0;
    display: flex;
    flex-direction: column;
    padding: 24px 26px 58px;
}
.article-page .article-title {
    min-height: 54px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.article-page .article-intro {
    max-width: 100%;
    min-height: 81px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.article-page .article-item .ai-arrow { top: auto; bottom: 20px; margin-top: 0; }
.article-detail {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 40px 44px;
    box-shadow: var(--shadow-sm);
}
.article-detail h1 {
    font-size: 26px;
    font-weight: 800;
    color: var(--navy-800);
    margin: 0 0 14px;
    line-height: 1.5;
}
.article-detail .article-meta { text-align: center; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.article-body { margin-top: 28px; }
.article-body img { max-width: 100%; height: auto; border-radius: 10px; }
.article-nav { margin: 26px 0; font-size: 14px; }
.article-nav p { margin: 5px 0; color: #74869a; }
.article-nav a { color: var(--blue-600); }
.article-cta {
    background: rgba(18, 115, 184, .05);
    border: 1px solid rgba(18, 115, 184, .15);
    border-radius: var(--radius);
    padding: 28px;
    margin-top: 16px;
}
.article-cta p { font-size: 15px; margin-bottom: 16px; color: var(--navy-800); font-weight: 600; }

/* ---------- 联系页 ---------- */
.contact-info .about-list li { padding-left: 26px; }
.contact-info .about-list li i { top: 13px; }
.consult-form label { font-weight: 600; color: var(--navy-800); font-size: 13.5px; }
.consult-form .form-control {
    border-radius: 10px;
    border-color: var(--line);
    box-shadow: none;
    padding: 10px 14px;
    height: auto;
    transition: border-color .25s ease, box-shadow .25s ease;
}
.consult-form .form-control:focus {
    border-color: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(18, 115, 184, .12);
}
.consult-form .btn-submit {
    background: var(--blue-600);
    border: none;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    border-radius: 24px;
    padding: 11px 34px;
    box-shadow: 0 8px 22px rgba(18, 115, 184, .35);
}
.consult-form .btn-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(18, 115, 184, .45); color: #fff; }

/* ---------- 分页 ---------- */
.pager .pagination { margin: 14px 0 0; }
.pager .pagination > li > a, .pager .pagination > li > span {
    color: var(--blue-600);
    border-color: var(--line);
    border-radius: 8px !important;
    margin: 0 3px;
    padding: 7px 14px;
}
.pager .pagination > li > a:hover { background: var(--mist); }
.pager .pagination > .active > a, .pager .pagination > .active > a:hover {
    background: var(--grad-brand);
    border-color: transparent;
    color: #fff;
}

/* ---------- 页脚 ---------- */
.site-footer {
    background: #0a2236;
    color: #a7bacb;
}
.site-footer .container { padding-top: 60px; padding-bottom: 20px; }
.footer-col { margin-bottom: 32px; }
.footer-logo { display: block; width: auto; height: 46px; margin: 0 0 16px; }
.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    margin: 0 0 18px;
    padding-bottom: 12px;
    position: relative;
}
.footer-col h4:after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 26px;
    height: 2px;
    border-radius: 2px;
    background: var(--teal-500);
}
.footer-col p { font-size: 13px; line-height: 1.95; margin: 0 0 8px; }
.footer-col .footer-desc { color: #7e93a7; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a { color: #a7bacb; font-size: 13px; }
.footer-col ul li a:hover { color: #fff; text-decoration: none; padding-left: 4px; }
.footer-contact p i { width: 20px; color: var(--teal-400); }
.footer-contact p a { color: #a7bacb; }
.footer-contact p a:hover { color: #fff; text-decoration: none; }
.footer-copyright {
    border-top: 1px solid rgba(255, 255, 255, .08);
    padding: 16px 0 8px;
    margin-top: 12px;
    text-align: center;
}
.footer-copyright p { font-size: 12px; color: #68809a; margin: 0; }
.footer-copyright a { color: #68809a; }
.footer-copyright a:hover { color: #fff; }

/* ---------- 长辈版（适老化大字体） ---------- */
.btn-elder {
    display: inline-block;
    vertical-align: middle;
    margin-right: 10px;
    font-size: 12px;
    color: var(--navy-800);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 4px 12px;
    line-height: 1.7;
    cursor: pointer;
    white-space: nowrap;
}
.btn-elder i { margin-right: 5px; color: var(--teal-500); }
.btn-elder:hover { color: var(--blue-600); border-color: var(--blue-600); text-decoration: none; }
.nav-overlay .btn-elder { color: #fff; border-color: rgba(255, 255, 255, .45); }
.nav-overlay.nav-scrolled .btn-elder { color: var(--navy-800); border-color: var(--line); }
.elder-mobile { display: none; }
/* 长辈版核心：整体等比放大（等效浏览器缩放 115%），兼容站点内大量显式 px 字号；
   不支持 zoom 的浏览器降级为下方选择器的字号覆盖 */
html.font-lg body { zoom: 1.25; font-size: 17px; }
/* 放大后固定宽度容器(1170/1220px)会溢出视口，长辈模式下改为自适应宽度 */
html.font-lg .container { width: auto; max-width: 1440px; }
html.font-lg .site-navbar .container { width: auto; }
/* 放大后收紧导航留白，保证菜单与右侧按钮单行放下 */
html.font-lg .site-nav { margin-left: 10px; }
html.font-lg .site-nav > li > a { padding: 0 9px; }
html.font-lg .site-nav > li + li { margin-left: 4px; }
html.font-lg .content-block p,
html.font-lg .about-list li,
html.font-lg .review-card p,
html.font-lg .faq-group .panel-body,
html.font-lg .faq-group .panel-title a,
html.font-lg .article-intro,
html.font-lg .rich-content,
html.font-lg .product-brand-lg,
html.font-lg .product-model-lg { font-size: 17px; }
html.font-lg .sec-head p { font-size: 18px; }
html.font-lg .hero-caption .hero-sub { font-size: 18px; }
html.font-lg .article-meta { font-size: 14.5px; }
html.font-lg .product-desc,
html.font-lg .product-brand { font-size: 14px; }
html.font-lg .why-item p { font-size: 15px; }

/* ---------- 页脚合规信息 ---------- */
.footer-compliance {
    border-top: 1px solid rgba(255, 255, 255, .08);
    margin-top: 12px;
    padding: 14px 0 2px;
    text-align: center;
}
.footer-compliance p {
    font-size: 12px;
    color: #68809a;
    line-height: 1.9;
    margin: 0;
}

/* ---------- 悬浮组件：返回顶部 / 移动端底栏 ---------- */
.back-top {
    position: fixed;
    right: 22px;
    bottom: 30px;
    z-index: 1040;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: #fff;
    color: var(--blue-600);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    text-align: center;
    line-height: 44px;
    font-size: 17px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: all .3s ease;
    cursor: pointer;
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--grad-brand); color: #fff; border-color: transparent; }

.m-bar {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1039;
    background: rgba(255, 255, 255, .97);
    box-shadow: 0 -6px 24px rgba(8, 43, 77, .12);
    padding-bottom: env(safe-area-inset-bottom);
}
.m-bar a {
    float: left;
    width: 50%;
    text-align: center;
    font-size: 13.5px;
    font-weight: 600;
    padding: 11px 0 10px;
    color: var(--navy-800);
    line-height: 1.3;
}
.m-bar a i { display: block; font-size: 18px; margin-bottom: 2px; color: var(--blue-600); }
.m-bar a.mb-consult {
    background: var(--blue-600);
    color: #fff;
}
.m-bar a.mb-consult i { color: #fff; }

/* ---------- 到店体验页 / 四大功能区 ---------- */
.store-info-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 26px;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 16px 26px;
}
.store-info-bar span { font-size: 13.5px; color: #4a5c6e; }
.store-info-bar span i { color: var(--teal-500); margin-right: 7px; }
.store-info-bar a { color: var(--blue-600); font-weight: 600; }

.exp-zone {
    display: flex;
    align-items: stretch;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    margin-bottom: 36px;
    scroll-margin-top: 90px;
}
.exp-zone .exp-media {
    flex: 0 0 44%;
    position: relative;
    min-height: 320px;
}
.exp-zone .exp-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.exp-zone.flip { flex-direction: row-reverse; }
.exp-body { flex: 1; padding: 40px 44px; }
.exp-tag {
    display: inline-block;
    font-family: var(--font-num);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--teal-500);
    border: 1px solid rgba(18, 181, 160, .4);
    border-radius: 12px;
    padding: 2px 12px;
    margin-bottom: 14px;
}
.exp-body h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--navy-800);
    margin: 0 0 14px;
    letter-spacing: .5px;
}
.exp-free {
    display: inline-block;
    vertical-align: 4px;
    margin-left: 10px;
    font-size: 12px;
    font-weight: 600;
    color: #0e9a87;
    background: rgba(18, 181, 160, .12);
    border-radius: 12px;
    padding: 3px 12px;
}
.exp-lead { font-size: 15px; line-height: 2; color: #4a5c6e; margin: 0 0 14px; }
.exp-chips { margin: 0 0 20px; }
.exp-chips span {
    display: inline-block;
    background: var(--mist);
    border: 1px solid var(--line);
    color: var(--navy-800);
    font-size: 13px;
    border-radius: 16px;
    padding: 5px 16px;
    margin: 0 8px 8px 0;
}
.exp-sub-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--navy-800);
    margin: 22px 0 0;
    padding-bottom: 10px;
}
.exp-promise {
    background: var(--mist);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 30px 40px;
    text-align: center;
}
.exp-promise i { font-size: 26px; color: rgba(18, 115, 184, .25); }
.exp-promise p { font-size: 15.5px; line-height: 2.1; color: #4a5c6e; margin: 10px 0 0; }
.exp-promise b { color: var(--navy-800); }

/* 试睡五步流程 */
.step-flow { display: flex; margin: 18px 0 24px; }
.step {
    flex: 1;
    text-align: center;
    position: relative;
    padding: 0 6px;
}
.step:before {
    content: "";
    position: absolute;
    top: 21px;
    left: -50%;
    width: 100%;
    height: 2px;
    background: var(--line);
}
.step:first-child:before { display: none; }
.step-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--teal-500);
    color: var(--navy-800);
    font-family: var(--font-num);
    font-weight: 700;
    font-size: 18px;
    margin: 0 auto 12px;
    position: relative;
    z-index: 1;
}
.step h5 { font-size: 14.5px; font-weight: 700; color: var(--navy-800); margin: 0 0 6px; }
.step p { font-size: 12px; color: var(--muted); margin: 0; line-height: 1.7; }

/* 首页功能区卡 / 品牌墙 / 其他 */
.section-zones { padding-top: 96px; }
.zone-card .zone-free {
    display: inline-block;
    vertical-align: 2px;
    margin-left: 8px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    background: rgba(18, 181, 160, .85);
    border-radius: 10px;
    padding: 2px 10px;
}
.brand-wall-wrap { margin-top: 44px; text-align: center; }
.brand-wall-title {
    font-size: 13px;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, .65);
    margin: 0 0 18px;
}
.brand-wall {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}
.brand-wall span {
    border: 1px solid rgba(255, 255, 255, .25);
    background: rgba(255, 255, 255, .06);
    color: rgba(255, 255, 255, .92);
    font-size: 14px;
    letter-spacing: 1px;
    border-radius: 8px;
    padding: 9px 20px;
    transition: background .3s ease, border-color .3s ease;
}
.brand-wall span:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .45); }
.cta-slogan {
    font-size: 14px !important;
    color: rgba(255, 255, 255, .75) !important;
    letter-spacing: 1px;
    margin-bottom: 12px !important;
}
.about-slogan {
    font-size: 16px !important;
    font-weight: 700;
    color: var(--navy-800);
    text-align: center;
    letter-spacing: 1px;
    margin: 18px 0 0 !important;
    padding: 16px 0;
    border-top: 1px dashed var(--line);
}

/* ---------- 关于页：全宽图文长页（2026-10-06 改版） ---------- */
.about-stats { padding: 56px 0; }
.about-stats .hero-stats {
    position: static;
    border-top: 0;
    border-radius: var(--radius);
    background: linear-gradient(165deg, var(--navy-900) 0%, var(--navy-700) 100%);
    box-shadow: var(--shadow-md);
}
.about-stats .hero-stats .row { margin-left: 0; margin-right: 0; }
.section-trust .exp-chips span {
    background: rgba(255, 255, 255, .08);
    border-color: rgba(255, 255, 255, .2);
    color: rgba(255, 255, 255, .9);
}
.section-trust .exp-sub-title { color: #fff; border-bottom: 1px solid rgba(255, 255, 255, .18); }
.section-trust .about-slogan { color: #fff; border-top-color: rgba(255, 255, 255, .25); }
.about-cards .row { display: flex; flex-wrap: wrap; margin-bottom: 24px; }
.about-cards .row > [class*="col-"] { display: flex; flex-direction: column; }
.about-cards .side-card { height: 100%; flex: 1; margin-bottom: 0; }
.about-cta { text-align: center; margin-top: 26px; }
.about-cta .btn { margin: 0 6px; }

/* ---------- 联系页：全宽图文长页 + 地图（2026-10-06 改版） ---------- */
.contact-page.contact-quick { padding: 56px 0; }
.contact-page .exp-body .trust-badge {
    position: static;
    display: inline-flex;
    margin-top: 18px;
    box-shadow: none;
    border: 1px solid var(--line);
}
.contact-page .map-link { display: block; margin-bottom: 6px; }
.contact-page .map-link > img { width: 100%; display: block; }
.contact-page .map-tip { font-size: 12.5px; color: var(--muted); margin: 10px 0 26px; }
.contact-page .map-nav { text-align: center; }
.contact-page .map-nav .btn { margin: 0 6px; }
.contact-page .side-card h4 i { color: var(--blue-600); margin-right: 6px; }
/* 预约区：左右两列等高（列 flex 拉伸，左列图片+卡片、右列表单卡底边对齐） */
.contact-consult .row { display: flex; flex-wrap: wrap; }
.contact-consult .row > [class*="col-"] { display: flex; flex-direction: column; }
.contact-consult .content-block { flex: 1; margin-bottom: 0; }
.contact-consult .side-card { flex: 1; margin-bottom: 0; }

.exp-links { margin: 14px 0 0; }
.exp-links a {
    display: inline-block;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--blue-600);
    margin-right: 18px;
}
.exp-links a:hover { color: var(--teal-500); }

/* ---------- 响应式适配 (PC / 平板 / 手机) ---------- */
@media (max-width: 1199px) {
    .hero-caption h2 { font-size: 40px; }
    .site-nav > li > a { padding: 0 10px; font-size: 14.5px; }
    .site-nav > li + li { margin-left: 8px; }
}

@media (max-width: 991px) {
    :root { --nav-h: 72px; --nav-inner: 66px; }
    .site-navbar .brand-logo, .site-navbar .brand-logo-white { height: 48px; }
    .section { padding: 64px 0; }
    .hero-slider { height: 740px; min-height: 560px; }
    .hero-caption h2 { font-size: 34px; }
    .hero-dots { right: 3%; bottom: 88px; }
    .trust-badge { left: 12px; padding: 12px 16px; }
    .cta-box { padding: 42px 36px; }
    .cta-actions {
        text-align: left;
        margin-top: 24px;
        border-left: none;
        padding-left: 15px;
        align-items: flex-start;
    }
    .cta-phone { font-size: 23px; margin-bottom: 14px; }
    .cta-actions .btn { margin: 0; min-width: 0; }
    .sec-head h2 { font-size: 28px; }
    .why-media { padding: 0 0 40px 40px; }
    .why-media:before { top: 40px; right: 40px; }

    /* 平板竖屏(768-991px)：导航改为汉堡折叠 */
    .site-navbar .navbar-header { float: none; }
    .site-navbar .navbar-toggle { display: block; }
    .site-navbar .navbar-collapse {
        border-top: 1px solid var(--line);
        box-shadow: none;
        max-height: none;
        padding-right: 15px;
        background: #fff;
    }
    .site-navbar .navbar-collapse.collapse { display: none !important; }
    .site-navbar .navbar-collapse.collapse.in { display: block !important; }
    .site-navbar .navbar-collapse .navbar-right { float: none !important; margin: 0; }
    .site-navbar.nav-overlay .navbar-collapse, .site-navbar.nav-overlay .navbar-collapse.collapse.in { background: #fff; }
    .site-navbar .site-nav, .site-navbar .site-nav > li { float: none; }
    .site-navbar .site-nav > li + li { margin-left: 0; }
    .site-navbar .site-nav > li > a { height: auto; line-height: 1.6; padding: 12px 15px; font-size: 15px; color: #3d5063 !important; }
    .site-navbar .site-nav > li > a:after { display: none; }
    .site-navbar .site-nav > li.active > a { background: var(--mist); border-radius: 8px; color: var(--blue-600) !important; }
    .site-navbar .site-nav .dropdown-menu { position: static; box-shadow: none; border: none; padding-left: 18px; background: transparent; }
    .site-nav-right { display: none !important; }
    .elder-mobile { display: block; }
    .elder-mobile a { display: block; padding: 12px 15px; font-size: 15px; color: var(--blue-600); }
}

@media (max-width: 767px) {
    body { padding-bottom: 54px; }
    .m-bar { display: block; }
    .back-top { right: 14px; bottom: 70px; width: 42px; height: 42px; line-height: 40px; }
    .hero-slider { height: 580px; min-height: 500px; max-height: none; }
    .hero-caption { align-items: flex-end; padding-bottom: 140px; }
    .hero-caption .container { width: 100%; max-width: none; padding: 0 10px; }
    .hero-eyebrow { display: none; }
    .hero-caption h2 { font-size: 24px; margin-bottom: 10px; }
    .hero-caption .hero-sub { font-size: 13px; margin-bottom: 14px; line-height: 1.7; }
    .hero-actions .btn { padding: 10px 22px; font-size: 14px; }
    .hero-cap-inner { width: 100%; max-width: none; padding: 18px 16px; border-radius: 14px; background: rgba(8, 32, 58, .52); }
    .hero-badges { display: none; }
    .hero-arrow { display: none; }
    .hero-dots { display: none; }
    .hero-stats .stat { padding: 12px 4px 10px; }
    .stat-num { font-size: 21px; }
    .hero-stats .stat p { font-size: 11px; letter-spacing: 0; }
    .section { padding: 52px 0; }
    .sec-head { margin-bottom: 34px; }
    .sec-head h2 { font-size: 23px; }
    .sec-eyebrow { font-size: 11px; letter-spacing: 2px; }
    .product-cat-card { height: 200px; }
    .product-cat-card h4 { font-size: 16px; }
    .page-banner { padding: 56px 0 44px; }
    .page-banner h1 { font-size: 26px; }
    /* 移动端：切换为与移动横幅比例一致的专用图（2.2:1），保持原有横幅高度；
       仅替换 --pb-img，深色图按原图展示 */
    .page-banner--product { --pb-img: url("../img/site/banner-product-m.jpg?v=202610085"); }
    .page-banner--service { --pb-img: url("../img/site/banner-service-m.jpg?v=202610085"); }
    .page-banner--article { --pb-img: url("../img/site/banner-article-m.jpg?v=202610085"); }
    .page-banner--faq { --pb-img: url("../img/site/banner-faq-m.jpg?v=202610085"); }
    .page-banner--about { --pb-img: url("../img/site/banner-about-m.jpg?v=202610085"); }
    .page-banner--contact { --pb-img: url("../img/site/banner-contact-m.jpg?v=202610085"); }
    /* 2026-10-07 深色图适配：撤除明亮图时代的 service 提亮、service/article 取景靠左、
       科普面包屑深色、服务副标题限宽等补偿规则，统一按深色原图居中展示 */
    /* 产品移动副标题限宽两行（2026-10-07）：底图中部有白色立柱亮区，单行全文会压亮区，
       限宽换行使文字全部落在左侧暗区 */
    .page-banner--product p { max-width: 165px; }
    /* 移动端渐变蒙版同样移除（2026-10-05） */
    .content-block { padding: 24px 20px; }
    .service-feature .sf-body { padding: 20px 20px 22px; }
    .product-thumb { height: 140px; }
    .thumb-logo { font-size: 40px; }
    .article-detail { padding: 26px 20px; }
    .article-detail h1 { font-size: 20px; }
    .article-item { padding: 20px 18px; }
    .article-page .article-item { padding: 20px 18px 24px; }
    .consult-modal .modal-dialog { margin: 12px auto; }
    .consult-modal .modal-body { padding: 4px 18px 22px; }
    .article-item .ai-arrow { display: none; }
    .article-intro { max-width: 100%; }
    .gallery-logo span { font-size: 62px; }
    .product-main h1 { font-size: 22px; }
    .cta-box { padding: 32px 22px; border-radius: 16px; }
    .cta-box h3 { font-size: 21px; }
    .trust-facts .fact { width: 100%; padding: 10px 6px; }
    .trust-badge { bottom: 14px; }
    .trust-badge h5 { font-size: 14px; }
    .trust-badge i { font-size: 24px; }
    .review-card { min-height: 0; padding: 24px 20px 20px !important; }
    .site-footer .container { padding-top: 44px; }
    .footer-col { margin-bottom: 24px; }
    .exp-zone, .exp-zone.flip { flex-direction: column; margin-bottom: 26px; }
    .exp-zone .exp-media { min-height: 210px; flex-basis: auto; }
    .exp-body { padding: 24px 20px 26px; }
    .exp-body h2 { font-size: 21px; }
    .step-flow { flex-direction: column; margin: 14px 0 20px; }
    .step { display: flex; text-align: left; padding: 0 0 16px; }
    .step:before { left: 21px; top: auto; bottom: 0; width: 2px; height: 100%; }
    .step-num { width: 42px; height: 42px; margin: 0 14px 0 0; flex: 0 0 auto; }
    .step h5 { margin: 6px 0 4px; }
    .step p { font-size: 12.5px; }
    .store-info-bar { flex-direction: column; align-items: flex-start; padding: 16px 20px; }
    .section-zones { padding-top: 52px; }
}

/* ---------- 预约弹窗（全局，导航/底栏触发） ---------- */
/* Bootstrap adjustDialog 会给 .modal 内联加 padding-right（滚动条补偿），
   本页 body 高度锁 100vh 无位移，去掉该补偿保证弹窗严格水平居中 */
.consult-modal { padding-right: 0 !important; }
.consult-modal .modal-dialog { max-width: 640px; margin: 48px auto; }
/* 遮罩略加深（Bootstrap 默认 0.5 在亮色首屏上偏浅），site.css 后于 frontend.min.css 加载可直接覆盖 */
.modal-backdrop.in { opacity: .65; }
.consult-modal .modal-title { font-size: 19px; font-weight: 800; color: var(--navy-800); }
.consult-modal .modal-title i { color: var(--blue-600); margin-right: 8px; }
.consult-modal .modal-body { padding: 6px 34px 32px; }
.consult-modal .modal-body > .text-muted { margin-bottom: 18px; }

/* ---------- 首页动效增强（2026-10-06，克制专业风） ---------- */
/* 版块标题/数据条/品牌墙/CTA 分层入场由模板 data-reveal 驱动，此处补悬停反馈与分隔线生长 */
@media (hover: hover) {
    .why-media > img,
    .trust-media > img {
        transition: transform .6s cubic-bezier(.22, .61, .36, 1);
    }
    .why-media:hover > img,
    .trust-media:hover > img { transform: scale(1.05); }
    .why-media .why-chip {
        transition: transform .3s ease, box-shadow .3s ease;
    }
    .why-media .why-chip:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
    .brand-wall span:hover { top: -2px; }
}
/* 品牌胶囊：同时承担 reveal 入场（含 --rd 错峰）与 hover 位移，属性表需完整声明 */
.brand-wall span[data-reveal] {
    position: relative;
    transition:
        top .25s ease,
        opacity .7s ease var(--rd, 0ms),
        transform .7s cubic-bezier(.22, .61, .36, 1) var(--rd, 0ms),
        background .3s ease,
        border-color .3s ease;
}
/* 数据条列分隔线：随该列 reveal 自上而下生长 */
.hero-stats .stat + .stat:before {
    transform: scaleY(0);
    transform-origin: top;
    transition: transform .7s ease .35s;
}
.hero-stats .stat.revealed + .stat:before,
.hero-stats .stat + .stat.revealed:before { transform: scaleY(1); }

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *:before, *:after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
    [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- 首页产品中心 · 明净展廊 ---------- */
.section-showcase {
    position: relative;
    background: linear-gradient(180deg, #ffffff 0%, #f7fbfd 40%, var(--mist) 100%);
    overflow: hidden;
}
.section-showcase:before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(640px 320px at 50% -80px, rgba(18, 181, 160, .09), transparent 70%),
        radial-gradient(520px 300px at 6% 16%, rgba(18, 115, 184, .05), transparent 70%),
        radial-gradient(620px 340px at 96% 86%, rgba(18, 115, 184, .06), transparent 72%);
    pointer-events: none;
}
.section-showcase > .container { position: relative; z-index: 1; }

/* 分类筛选胶囊 */
.showcase-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin: -14px 0 38px;
}
.showcase-chip {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--muted);
    border-radius: 999px;
    padding: 8px 22px;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: .5px;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(14, 68, 120, .05);
    transition: color .25s ease, border-color .25s ease, background .25s ease, box-shadow .25s ease, transform .25s ease;
}
.showcase-chip:hover {
    color: var(--blue-600);
    border-color: rgba(18, 115, 184, .45);
    transform: translateY(-1px);
}
.showcase-chip:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 2px; }
.showcase-chip.active {
    background: var(--navy-800);
    border-color: var(--navy-800);
    color: #fff;
    box-shadow: 0 8px 20px rgba(11, 60, 104, .28);
}

/* 产品网格：主打卡 + 精修小卡 */
.showcase-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.showcase-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    color: inherit;
    box-shadow: 0 2px 6px rgba(14, 68, 120, .04), 0 14px 34px rgba(14, 68, 120, .07);
    transition: transform .4s cubic-bezier(.22, .61, .36, 1), border-color .3s ease, box-shadow .4s ease;
}
.showcase-card:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-600), var(--teal-500));
    z-index: 2;
    transition: width .5s ease;
}
.showcase-card:hover {
    transform: translateY(-8px);
    border-color: rgba(18, 115, 184, .38);
    box-shadow: 0 6px 14px rgba(14, 68, 120, .06), 0 34px 64px rgba(8, 43, 77, .16);
    text-decoration: none;
}
.showcase-card:hover:before { width: 100%; }
.showcase-card:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 3px; }
.showcase-card.is-hidden { display: none; }

.showcase-card .sc-img {
    position: relative;
    height: 210px;
    overflow: hidden;
    background: linear-gradient(160deg, #eef5f9 0%, #e0ebf3 100%);
    border-bottom: 1px solid var(--line);
}
.showcase-card .sc-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: saturate(.9) contrast(1.03);
    transition: transform .7s cubic-bezier(.22, .61, .36, 1);
}
.showcase-card:hover .sc-img img { transform: scale(1.07); }
.sc-rent {
    position: absolute;
    top: 14px;
    right: 14px;
    display: inline-flex;
    align-items: baseline;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .3px;
    color: var(--ink);
    background: rgba(255, 255, 255, .85);
    border: 1px solid rgba(255, 255, 255, .7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 999px;
    padding: 5px 13px;
    box-shadow: 0 4px 14px rgba(8, 43, 77, .14);
}
.sc-rent em {
    font-style: normal;
    font-family: var(--font-num);
    font-size: 13px;
    color: var(--price);
    margin: 0 1px;
}
.sc-rent-free { color: var(--teal-500); }

.sc-body {
    padding: 18px 20px 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
    background: #fff;
}
.sc-cat {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--teal-500);
    text-transform: uppercase;
    margin-bottom: 7px;
}
.sc-body h4 {
    font-size: 15.5px;
    font-weight: 700;
    color: var(--ink);
    margin: 0 0 8px;
    line-height: 1.55;
    min-height: 48px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color .25s ease;
}
.showcase-card:hover .sc-body h4 { color: var(--blue-600); }
.sc-meta {
    font-size: 12.5px;
    color: var(--muted);
    margin: 0;
    font-family: var(--font-num);
    letter-spacing: .3px;
}
.sc-go {
    margin-top: auto;
    padding-top: 14px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: .5px;
    color: var(--blue-600);
    opacity: 0;
    transform: translateY(4px);
    transition: opacity .3s ease, transform .3s ease;
}
.sc-go i { transition: transform .3s ease; }
.showcase-card:hover .sc-go { opacity: 1; transform: none; }
.showcase-card:hover .sc-go i { transform: translateX(3px); }

/* 主打卡（首屏精选，占两列两行） */
.sc-lead {
    grid-column: span 2;
    grid-row: span 2;
}
.sc-lead .sc-img {
    height: 380px;
    border-bottom: 1px solid var(--line);
}
.sc-lead .sc-body {
    width: 45%;
    padding: 38px 34px;
    justify-content: center;
}
.sc-lead .sc-body h4 { font-size: 22px; line-height: 1.45; min-height: 0; }
.sc-lead .sc-desc {
    font-size: 13.5px;
    color: var(--muted);
    line-height: 1.9;
    margin: 0 0 16px;
}
.sc-lead .sc-meta { font-size: 13px; }
.sc-lead .sc-go {
    margin-top: 26px;
    padding-top: 0;
    padding-bottom: 7px;
    align-self: flex-start;
    opacity: 1;
    transform: none;
    font-size: 13.5px;
    letter-spacing: 1px;
    border-bottom: 1px solid rgba(18, 115, 184, .35);
}
.sc-lead:hover .sc-go i { transform: translateX(5px); }

/* 全部产品引导卡（横贯两列） */
.showcase-more {
    grid-column: span 2;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    padding: 26px 30px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: linear-gradient(135deg, #ffffff 0%, #eef6fa 100%);
    color: var(--ink);
    transition: transform .35s cubic-bezier(.22, .61, .36, 1), border-color .3s ease, box-shadow .35s ease;
}
.showcase-more .sm-icon {
    flex: 0 0 auto;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid var(--line);
    color: var(--blue-600);
    font-size: 18px;
    box-shadow: 0 6px 16px rgba(14, 68, 120, .1);
    transition: background .3s ease, color .3s ease, border-color .3s ease;
}
.showcase-more .sm-text { display: flex; flex-direction: column; gap: 5px; text-align: left; }
.showcase-more .sm-text strong { font-size: 16.5px; letter-spacing: 1.5px; color: var(--navy-800); }
.showcase-more .sm-text span { font-size: 12.5px; color: var(--muted); letter-spacing: .3px; }
.showcase-more .sm-arrow { font-size: 18px; color: var(--blue-600); transition: transform .3s ease; }
.showcase-more:hover {
    transform: translateY(-4px);
    border-color: rgba(18, 115, 184, .4);
    box-shadow: 0 22px 44px rgba(8, 43, 77, .12);
    text-decoration: none;
}
.showcase-more:hover .sm-icon {
    background: var(--navy-800);
    border-color: var(--navy-800);
    color: #fff;
}
.showcase-more:hover .sm-arrow { transform: translateX(6px); }

/* 按分类浏览 */
.showcase-cats {
    margin-top: 42px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 6px 20px;
    font-size: 13px;
}
.showcase-cats .sc-cats-label { color: var(--muted); letter-spacing: 1px; }
.showcase-cats a { color: var(--ink); font-weight: 500; text-decoration: none; transition: color .2s ease; }
.showcase-cats a:hover { color: var(--blue-600); }

@media (max-width: 1199px) {
    .showcase-grid { gap: 18px; }
    .showcase-card .sc-img { height: 190px; }
    .sc-lead .sc-img { height: 330px; }
    .sc-lead .sc-body { padding: 30px 26px; }
    .sc-lead .sc-body h4 { font-size: 20px; }
}
@media (max-width: 991px) {
    .showcase-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .sc-lead { grid-column: 1 / -1; grid-row: auto; }
    .sc-lead .sc-img { height: 340px; }
    .sc-lead .sc-body h4 { font-size: 19px; }
    .showcase-more { grid-column: 1 / -1; padding: 22px 26px; }
}
@media (max-width: 767px) {
    .showcase-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .showcase-card .sc-img { height: 150px; }
    .sc-body { padding: 13px 14px 15px; }
    .sc-body h4 { font-size: 13.5px; min-height: 41px; }
    .sc-go { display: none; }
    .sc-lead .sc-img { height: 230px; }
    .sc-lead .sc-body { padding: 20px 18px 22px; }
    .sc-lead .sc-body h4 { font-size: 17px; }
    .sc-lead .sc-desc { font-size: 13px; line-height: 1.8; margin-bottom: 14px; }
    .sc-lead .sc-go { display: inline-flex; opacity: 1; transform: none; margin-top: 16px; }
    .showcase-more { padding: 18px 20px; gap: 14px; }
    .showcase-more .sm-icon { width: 44px; height: 44px; font-size: 15px; }
    .showcase-more .sm-text strong { font-size: 15px; }
    .showcase-filter {
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        gap: 8px;
        margin-bottom: 26px;
        padding-bottom: 6px;
        -webkit-overflow-scrolling: touch;
    }
    .showcase-chip { white-space: nowrap; flex: 0 0 auto; padding: 6px 16px; font-size: 12.5px; }
    .showcase-cats { gap: 4px 14px; }
}

/* ---------- 品牌专区 · 左点 zdeer（品牌红 #9e2a2b 点缀） ---------- */
/* 首页品牌墙下的销量背书条（金色呼应声明书） */
.brand-wall-endorse {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 6px 8px;
    margin-top: 20px;
    padding: 10px 24px;
    border: 1px solid rgba(240, 200, 150, .35);
    background: rgba(240, 200, 150, .08);
    border-radius: 999px;
    font-size: 13px;
    letter-spacing: .5px;
    color: rgba(255, 236, 212, .92);
    transition: border-color .3s ease, background .3s ease, transform .3s ease;
}
.brand-wall-endorse i { color: #f0c88c; }
.brand-wall-endorse em { font-style: normal; font-weight: 600; color: #f0c88c; }
.brand-wall-endorse:hover {
    border-color: rgba(240, 200, 150, .7);
    background: rgba(240, 200, 150, .15);
    color: #fff;
    text-decoration: none;
    transform: translateY(-2px);
}
/* 品牌理念：左点红沉浸区 */
.section-zdeer-philosophy {
    background:
        radial-gradient(720px 360px at 82% -10%, rgba(255, 255, 255, .09), transparent 70%),
        radial-gradient(620px 320px at 4% 108%, rgba(0, 0, 0, .2), transparent 72%),
        linear-gradient(160deg, #8e2124 0%, #7c1f20 52%, #6b1819 100%);
    overflow: hidden;
}
.section-zdeer-philosophy .sec-head h2 { color: #fff; }
.section-zdeer-philosophy .sec-head p { color: rgba(255, 255, 255, .72); }
.section-zdeer-philosophy .sec-eyebrow,
.section-zdeer-philosophy .sec-eyebrow:before,
.section-zdeer-philosophy .sec-eyebrow:after { color: #eec9b8; }
.section-zdeer-philosophy .sec-eyebrow:before,
.section-zdeer-philosophy .sec-eyebrow:after { background: #eec9b8; }
.zdeer-poster {
    display: block;
    width: 100%;
    max-width: 460px;
    margin: 0 auto;
    border-radius: 18px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, .35);
    transition: transform .45s cubic-bezier(.22, .61, .36, 1), box-shadow .45s ease;
}
.zdeer-poster:hover { transform: translateY(-8px); box-shadow: 0 40px 84px rgba(0, 0, 0, .42); }
.zdeer-philosophy-note {
    margin: 34px 0 0;
    text-align: center;
    font-size: 13px;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, .55);
}

/* 权威认证事实卡 */
.zdeer-facts {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 36px;
}
.zfact {
    display: flex;
    align-items: flex-start;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 20px 18px;
    box-shadow: var(--shadow-sm);
    transition: transform .35s cubic-bezier(.22, .61, .36, 1), box-shadow .35s ease, border-color .3s ease;
}
.zfact:hover {
    transform: translateY(-5px);
    border-color: rgba(158, 42, 43, .35);
    box-shadow: 0 18px 40px rgba(124, 31, 32, .12);
}
.zfact i {
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(158, 42, 43, .09);
    color: #9e2a2b;
    font-size: 17px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 13px;
}
.zfact h5 { font-size: 15px; font-weight: 700; color: var(--ink); margin: 2px 0 6px; }
.zfact p { font-size: 12.5px; color: var(--muted); line-height: 1.7; margin: 0; }

/* 声明书证书卡 */
.zdeer-certs { margin-bottom: 18px; }
.zdeer-cert {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 16px;
    box-shadow: var(--shadow-sm);
    transition: transform .35s cubic-bezier(.22, .61, .36, 1), box-shadow .35s ease;
}
.zdeer-cert:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.zdeer-cert img {
    display: block;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    border-radius: 10px;
    border: 1px solid var(--line);
}
.zdeer-cert p { margin: 14px 0 0; text-align: center; font-size: 15px; font-weight: 700; color: var(--navy-800); }
.zdeer-cert p span {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    font-weight: 400;
    color: var(--muted);
    letter-spacing: .5px;
}
.zdeer-cert-note { margin: 8px 0 0; text-align: center; font-size: 12px; color: var(--muted); }

/* 产品矩阵 */
.zdeer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.zdeer-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 2px 6px rgba(14, 68, 120, .04), 0 14px 34px rgba(14, 68, 120, .06);
    transition: transform .4s cubic-bezier(.22, .61, .36, 1), border-color .3s ease, box-shadow .4s ease;
}
.zdeer-card:hover {
    transform: translateY(-8px);
    border-color: rgba(158, 42, 43, .4);
    box-shadow: 0 34px 64px rgba(124, 31, 32, .14);
    text-decoration: none;
}
.zdeer-card .zc-img { aspect-ratio: 3 / 4; overflow: hidden; background: #efe7e3; }
.zdeer-card .zc-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    transition: transform .7s cubic-bezier(.22, .61, .36, 1);
}
.zdeer-card:hover .zc-img img { transform: scale(1.06); }
.zc-body { padding: 15px 17px 18px; }
.zc-cat {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #b5433f;
    text-transform: uppercase;
}
.zc-body h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--ink);
    margin: 7px 0 6px;
    line-height: 1.5;
    transition: color .25s ease;
}
.zdeer-card:hover .zc-body h4 { color: #9e2a2b; }
.zc-body p { font-size: 12.5px; color: var(--muted); margin: 0; line-height: 1.7; }

/* 媒体故事 */
.zdeer-story {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-bottom: 26px;
}
.zstory {
    position: relative;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 26px 24px 24px;
    box-shadow: var(--shadow-sm);
}
.zs-num {
    display: block;
    font-family: var(--font-num);
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
    color: rgba(158, 42, 43, .2);
    margin-bottom: 10px;
}
.zstory h4 { font-size: 16.5px; font-weight: 700; color: var(--navy-800); margin: 0 0 10px; }
.zstory p { font-size: 13.5px; color: #4a5c6e; line-height: 1.95; margin: 0; }
.zstory p b { color: #9e2a2b; }
.zdeer-media-source { margin: 0; text-align: center; font-size: 12px; color: var(--muted); }

/* 品牌页 CTA */
.section-zdeer-cta { padding-top: 0; }
.zdeer-cta {
    text-align: center;
    background:
        radial-gradient(560px 280px at 88% -20%, rgba(255, 255, 255, .1), transparent 70%),
        linear-gradient(160deg, #8e2124 0%, #6b1819 100%);
    border-radius: 22px;
    padding: 52px 30px;
    color: #fff;
    box-shadow: 0 30px 70px rgba(124, 31, 32, .28);
}
.zdeer-cta h3 { font-size: 26px; font-weight: 800; color: #fff; margin: 0 0 10px; letter-spacing: 1px; }
.zdeer-cta p { font-size: 14.5px; color: rgba(255, 255, 255, .78); margin: 0 0 26px; }
.zcta-btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.zcta-btns .btn {
    min-width: 178px;
    padding: 13px 30px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
}
.zcta-btns .btn-zdeer-white { background: #fff; color: #7c1f20; }
.zcta-btns .btn-zdeer-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, .25);
    color: #7c1f20;
    text-decoration: none;
}
.zcta-btns .btn-zdeer-line { border: 1px solid rgba(255, 255, 255, .55); color: #fff; }
.zcta-btns .btn-zdeer-line:hover { background: rgba(255, 255, 255, .12); color: #fff; text-decoration: none; }

@media (max-width: 991px) {
    .zdeer-facts { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .zdeer-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .zdeer-story { grid-template-columns: 1fr; gap: 16px; }
    .zdeer-cta h3 { font-size: 22px; }
}
@media (max-width: 767px) {
    .zdeer-facts { grid-template-columns: 1fr; gap: 12px; }
    .zfact { padding: 16px 14px; }
    .zdeer-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .zc-body { padding: 12px 13px 15px; }
    .zc-body h4 { font-size: 13.5px; }
    .zdeer-poster { max-width: 340px; }
    .zdeer-cta { padding: 38px 20px; }
    .zdeer-cta h3 { font-size: 19px; }
    .zcta-btns .btn { width: 100%; }
}