/* ============================================
   睿小匠站群 - 上海站样式 v1
   设计规范：《上海站设计规范.md》江岸蓝调 × 都会秩序
   主色 #1A5CB8（睿小匠蓝）· 江岸青 #0E8A94 · 外滩灯金 #A8842C
   ============================================ */

/* ---------- 字体（本地自托管） ---------- */
@font-face { font-family: 'chinese-simplified'; src: url('/static/shanghai/font/chinese-simplified-300-normal.woff2') format('woff2'); font-weight: 300; font-style: normal; font-display: swap; }
@font-face { font-family: 'chinese-simplified'; src: url('/static/shanghai/font/chinese-simplified-400-normal.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'chinese-simplified'; src: url('/static/shanghai/font/chinese-simplified-500-normal.woff2') format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'chinese-simplified'; src: url('/static/shanghai/font/chinese-simplified-700-normal.woff2') format('woff2'); font-weight: 700; font-style: normal; font-display: swap; }

:root {
    --sh-blue: #1A5CB8;
    --sh-blue-deep: #0F3D8E;
    --sh-blue-light: #3D7ADD;
    --sh-blue-soft: rgba(26, 92, 184, .08);
    --sh-river: #0E8A94;
    --sh-river-deep: #0A6B73;
    --sh-gold: #A8842C;
    --sh-gray: #5B6270;
    --sh-bg: #FFFFFF;
    --sh-bg-alt: #F0F7FA;
    --sh-line: #D7E8EC;
    --sh-text: #1F2430;
    --sh-shadow-sm: 0 2px 8px rgba(26, 92, 184, .06);
    --sh-shadow-md: 0 6px 24px rgba(26, 92, 184, .1);
    --sh-radius: 4px;
    --sh-trans: all .3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
    font-family: "chinese-simplified", "Microsoft YaHei", "PingFang SC", -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--sh-text);
    background: var(--sh-bg);
    line-height: 1.6;
    overflow-x: hidden;
}
a { color: var(--sh-blue); text-decoration: none; transition: var(--sh-trans); }
a:hover { color: var(--sh-blue-light); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }

/* SVG 图标 */
.sh-icon { width: 1em; height: 1em; display: inline-block; vertical-align: middle; flex-shrink: 0; }
.sh-icon-lg { width: 1.4em; height: 1.4em; }
.sh-icon-xl { width: 2em; height: 2em; }
.sh-icon-sm { width: .9em; height: .9em; }

.sh-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------- 按钮 ---------- */
.sh-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 32px; font-size: 1rem; font-weight: 500;
    border-radius: var(--sh-radius); border: none; cursor: pointer; transition: var(--sh-trans);
    font-family: inherit; line-height: 1.4;
}
.sh-btn-lg { padding: 14px 38px; font-size: 1.06rem; }
.sh-btn-block { width: 100%; }
.sh-btn-primary { background: var(--sh-blue); color: #fff; }
.sh-btn-primary:hover { background: var(--sh-blue-deep); color: #fff; transform: translateY(-1px); }
.sh-btn-outline { background: #fff; color: var(--sh-blue); border: 1px solid var(--sh-blue); }
.sh-btn-outline:hover { background: var(--sh-blue-soft); color: var(--sh-blue-deep); }

/* ---------- 顶部导航（全屏沉浸式：深色透明 → 滚动白底） ---------- */
.sh-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: linear-gradient(180deg, rgba(7, 26, 58, .6), rgba(7, 26, 58, 0));
    border-bottom: 1px solid rgba(255, 255, 255, .08); transition: var(--sh-trans);
}
.sh-header.scrolled {
    background: rgba(255, 255, 255, .97); backdrop-filter: blur(6px);
    border-bottom-color: var(--sh-line); box-shadow: var(--sh-shadow-sm);
}
.sh-header-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 20px; height: 68px;
    display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.sh-logo { display: flex; align-items: center; flex-shrink: 0; }
.sh-logo img { height: 40px; width: auto; }
.sh-logo-onhero { display: block; }
.sh-logo-onscroll { display: none; }
.sh-header.scrolled .sh-logo-onhero { display: none; }
.sh-header.scrolled .sh-logo-onscroll { display: block; }
.sh-nav { display: flex; align-items: center; gap: 4px; }
.sh-nav-link {
    display: block; padding: 8px 14px; font-size: .95rem; color: rgba(255, 255, 255, .92); font-weight: 500;
    border-radius: var(--sh-radius); position: relative;
}
.sh-nav-link:hover { color: #F4D98A; }
.sh-nav-link.active { color: #F4D98A; }
.sh-nav-link.active::after {
    content: ''; position: absolute; left: 14px; right: 14px; bottom: 2px;
    height: 2px; background: #F4D98A; border-radius: 1px;
}
.sh-header.scrolled .sh-nav-link { color: var(--sh-text); }
.sh-header.scrolled .sh-nav-link:hover { color: var(--sh-blue); }
.sh-header.scrolled .sh-nav-link.active { color: var(--sh-blue); }
.sh-header.scrolled .sh-nav-link.active::after { background: var(--sh-river); }
.sh-nav-drop { position: relative; }
.sh-nav-drop:hover .sh-nav-drop-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.sh-nav-drop-menu {
    position: absolute; top: 100%; left: 0; min-width: 190px;
    background: rgba(7, 26, 58, .94); border: 1px solid rgba(255, 255, 255, .12); border-radius: var(--sh-radius);
    box-shadow: var(--sh-shadow-md); padding: 8px; display: flex; flex-direction: column; gap: 2px;
    opacity: 0; visibility: hidden; transform: translateY(-6px); transition: var(--sh-trans); z-index: 90;
}
.sh-nav-drop-menu a { padding: 8px 12px; font-size: .9rem; color: rgba(255, 255, 255, .85); border-radius: var(--sh-radius); }
.sh-nav-drop-menu a:hover { background: rgba(255, 255, 255, .1); color: #F4D98A; }
.sh-header.scrolled .sh-nav-drop-menu { background: #fff; border-color: var(--sh-line); }
.sh-header.scrolled .sh-nav-drop-menu a { color: var(--sh-text); }
.sh-header.scrolled .sh-nav-drop-menu a:hover { background: var(--sh-bg-alt); color: var(--sh-blue); }
.sh-header-actions { display: flex; align-items: center; }
.sh-header-phone { display: flex; align-items: center; gap: 10px; color: rgba(255, 255, 255, .92); }
.sh-header-phone:hover { color: #F4D98A; }
.sh-header-phone-icon {
    width: 40px; height: 40px; border-radius: 50%; background: rgba(255, 255, 255, .12);
    display: flex; align-items: center; justify-content: center; color: #F4D98A;
}
.sh-header-phone-text { display: flex; flex-direction: column; line-height: 1.3; }
.sh-header-phone-text small { font-size: .72rem; color: rgba(255, 255, 255, .7); }
.sh-header-phone-text strong { font-size: .98rem; font-weight: 700; color: #fff; letter-spacing: .5px; }
.sh-header.scrolled .sh-header-phone { color: var(--sh-text); }
.sh-header.scrolled .sh-header-phone:hover { color: var(--sh-blue); }
.sh-header.scrolled .sh-header-phone-icon { background: var(--sh-blue-soft); color: var(--sh-blue); }
.sh-header.scrolled .sh-header-phone-text small { color: var(--sh-gray); }
.sh-header.scrolled .sh-header-phone-text strong { color: var(--sh-blue); }
.sh-nav-toggle {
    display: none; width: 44px; height: 44px; border: 1px solid rgba(255, 255, 255, .4); border-radius: var(--sh-radius);
    background: transparent; color: #fff; cursor: pointer; align-items: center; justify-content: center;
}
.sh-header.scrolled .sh-nav-toggle { border-color: var(--sh-line); color: var(--sh-blue); background: #fff; }

/* ---------- 移动端抽屉 ---------- */
.sh-mask {
    position: fixed; inset: 0; background: rgba(15, 26, 40, .5); z-index: 199;
    opacity: 0; visibility: hidden; transition: var(--sh-trans);
}
.sh-mask.open { opacity: 1; visibility: visible; }
.sh-drawer {
    position: fixed; top: 0; right: 0; bottom: 0; width: min(320px, 84vw); background: #fff; z-index: 200;
    transform: translateX(100%); transition: transform .3s ease;
    display: flex; flex-direction: column; padding: 0 20px calc(20px + env(safe-area-inset-bottom));
}
.sh-drawer.open { transform: translateX(0); }
.sh-drawer-head { display: flex; align-items: center; justify-content: space-between; height: 64px; border-bottom: 1px solid var(--sh-line); margin-bottom: 8px; }
.sh-drawer-logo { height: 34px; width: auto; }
.sh-drawer-close {
    width: 44px; height: 44px; border: none; background: none; font-size: 1.6rem; line-height: 1;
    color: var(--sh-text); cursor: pointer;
}
.sh-drawer-nav { flex: 1; overflow-y: auto; }
.sh-drawer-nav > a, .sh-drawer-group > a {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 4px; font-size: .98rem; font-weight: 500; color: var(--sh-text);
    border-bottom: 1px solid var(--sh-bg-alt);
}
.sh-drawer-arrow { color: var(--sh-gray); transition: transform .25s ease; font-size: .8rem; }
.sh-drawer-sub { display: none; background: var(--sh-bg-alt); border-radius: var(--sh-radius); padding: 6px 12px; margin-bottom: 6px; }
.sh-drawer-sub a { display: block; padding: 10px 4px; font-size: .92rem; color: var(--sh-gray); }
.sh-drawer-sub a:first-child { font-weight: 600; color: var(--sh-blue); }
.sh-drawer-call {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    margin-top: 14px; padding: 14px; background: var(--sh-blue); color: #fff; font-weight: 600; border-radius: var(--sh-radius);
}
.sh-drawer-call:hover { background: var(--sh-blue-deep); color: #fff; }

/* ---------- 首屏 Hero（外滩夜色 · 魔都天际线） ---------- */
.sh-hero {
    position: relative; padding: 68px 0 0; overflow: hidden; color: #fff;
    background: linear-gradient(100deg, #071A3A 0%, #0E2E5E 46%, #1A5CB8 100%);
}
.sh-hero-bg {
    position: absolute; inset: 0; background-size: cover; background-position: center 62%;
    background-repeat: no-repeat; z-index: 0; animation: shKenBurns 20s ease-in-out infinite alternate;
}
@keyframes shKenBurns { from { transform: scale(1); } to { transform: scale(1.09) translateX(-1.5%); } }
.sh-hero-veil {
    position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(95deg, rgba(7, 26, 58, .94) 0%, rgba(7, 26, 58, .78) 34%, rgba(7, 26, 58, .12) 70%, rgba(7, 26, 58, .28) 100%);
}
.sh-hero-veil-bottom {
    position: absolute; left: 0; right: 0; bottom: 0; height: 140px; z-index: 1;
    background: linear-gradient(180deg, transparent, rgba(7, 26, 58, .55));
}
.sh-hero-lights { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.sh-hero-lights i {
    position: absolute; width: 5px; height: 5px; border-radius: 50%; background: #F4D98A;
    box-shadow: 0 0 8px 2px rgba(244, 217, 138, .6); animation: shTwinkle 2.8s ease-in-out infinite;
}
.sh-hero-lights i:nth-child(1) { top: 20%; right: 18%; animation-delay: 0s; }
.sh-hero-lights i:nth-child(2) { top: 32%; right: 30%; animation-delay: .6s; width: 4px; height: 4px; }
.sh-hero-lights i:nth-child(3) { top: 14%; right: 44%; animation-delay: 1.1s; width: 6px; height: 6px; background: #BFE3F5; }
.sh-hero-lights i:nth-child(4) { top: 44%; right: 12%; animation-delay: 1.7s; width: 4px; height: 4px; }
.sh-hero-lights i:nth-child(5) { top: 26%; right: 56%; animation-delay: 2.2s; width: 5px; height: 5px; }
.sh-hero-lights i:nth-child(6) { top: 54%; right: 40%; animation-delay: .3s; width: 4px; height: 4px; }
@keyframes shTwinkle { 0%, 100% { opacity: .25; transform: scale(.85); } 50% { opacity: 1; transform: scale(1.15); } }

.sh-hero-inner { position: relative; z-index: 3; min-height: calc(100vh - 68px - 120px); display: flex; align-items: center; }
.sh-hero-main { max-width: 760px; padding: 74px 0 60px; }
.sh-hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: .9rem; color: #F4D98A; font-weight: 500; letter-spacing: 2px;
    padding: 6px 16px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(244, 217, 138, .4);
    border-radius: 2px; animation: shFadeUp .6s ease both;
}
.sh-hero-badge-dot { width: 7px; height: 7px; border-radius: 50%; background: #F4D98A; }
.sh-hero-title { margin: 26px 0 18px; }
.sh-hero-title-main {
    display: block; font-size: clamp(2.1rem, 4.8vw, 3.3rem); font-weight: 700; line-height: 1.18; letter-spacing: 2px; color: #fff;
    text-shadow: 0 4px 24px rgba(0, 0, 0, .35);
    animation: shFadeUp .7s ease .08s both;
}
.sh-hero-title-main::after {
    content: ''; display: block; width: 56px; height: 3px; margin-top: 20px;
    background: linear-gradient(90deg, #F4D98A, rgba(244, 217, 138, 0)); border-radius: 2px;
}
.sh-hero-title-sub { display: block; margin-top: 16px; font-size: 1.06rem; font-weight: 400; color: rgba(255, 255, 255, .82); letter-spacing: 4px; animation: shFadeUp .7s ease .16s both; }
.sh-hero-bizline { margin: 24px 0 20px; font-size: 1.02rem; color: rgba(255, 255, 255, .9); display: flex; flex-wrap: wrap; gap: 6px 0; animation: shFadeUp .7s ease .24s both; }
.sh-hero-bizline a { color: rgba(255, 255, 255, .9); }
.sh-hero-bizline a:hover { color: #F4D98A; }
.sh-hero-sep { margin: 0 10px; color: rgba(255, 255, 255, .35); }
.sh-hero-tags { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 36px; animation: shFadeUp .7s ease .32s both; }
.sh-hero-tag {
    display: inline-flex; align-items: center; gap: 7px; font-size: .9rem; color: rgba(255, 255, 255, .9);
    padding: 8px 16px; border: 1px solid rgba(255, 255, 255, .28); border-radius: 2px; background: rgba(255, 255, 255, .08);
}
.sh-hero-tag .sh-icon { color: #8FD0E3; }
.sh-hero-cta { display: flex; flex-wrap: wrap; gap: 14px; animation: shFadeUp .7s ease .4s both; }
.sh-btn-gold { background: linear-gradient(135deg, #C9A24A, #A8842C); color: #fff; }
.sh-btn-gold:hover { background: linear-gradient(135deg, #D6B25F, #B48F32); color: #fff; transform: translateY(-1px); }
.sh-btn-ghost { background: transparent; color: #fff; border: 1px solid rgba(255, 255, 255, .55); }
.sh-btn-ghost:hover { background: rgba(255, 255, 255, .1); color: #fff; border-color: #fff; }
.sh-hero-stats { position: relative; z-index: 3; border-top: 1px solid rgba(255, 255, 255, .12); background: rgba(7, 20, 44, .5); backdrop-filter: blur(4px); }
.sh-hero-stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.sh-stat { padding: 26px 12px; text-align: center; border-left: 1px solid rgba(255, 255, 255, .1); }
.sh-stat:first-child { border-left: none; }
.sh-stat-num { font-size: 2rem; font-weight: 700; color: #fff; letter-spacing: 1px; }
.sh-stat-num span { color: #F4D98A; font-size: 1.1rem; }
.sh-stat-label { margin-top: 5px; font-size: .86rem; color: rgba(255, 255, 255, .72); letter-spacing: 1px; }
@keyframes shFadeUp { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }

/* ---------- 通用区块（白底加极浅点阵纹理质感） ---------- */
.sh-section {
    padding: 84px 0; position: relative;
    background-image: radial-gradient(rgba(26, 92, 184, .03) 1px, transparent 1.7px);
    background-size: 32px 32px;
}
.sh-sec-head { text-align: center; margin-bottom: 52px; }
.sh-sec-eyebrow {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: .82rem; font-weight: 700; letter-spacing: 4px; color: var(--sh-river); text-transform: uppercase;
    margin-bottom: 14px;
}
.sh-sec-eyebrow::before, .sh-sec-eyebrow::after { content: ''; width: 26px; height: 1px; background: var(--sh-river); opacity: .5; }
.sh-sec-title { font-size: 2rem; font-weight: 700; letter-spacing: 2px; color: var(--sh-text); }
.sh-sec-title::after {
    content: ''; display: block; width: 44px; height: 3px; margin: 16px auto 0;
    background: linear-gradient(90deg, var(--sh-river), #F4D98A); border-radius: 2px;
}
.sh-sec-sub { margin-top: 14px; font-size: 1rem; color: var(--sh-gray); }

/* ---------- 滚动显现（reveal） ---------- */
.sh-reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s ease, transform .7s ease; }
.sh-reveal.in { opacity: 1; transform: none; }

/* ---------- 二屏 服务范围（重点放大 + 紧凑小卡，控制一屏内） ---------- */
.sh-service-card {
    position: relative; display: flex; flex-direction: column; background: #fff;
    border: 1px solid var(--sh-line); border-radius: var(--sh-radius); overflow: hidden;
    transition: var(--sh-trans);
}
.sh-service-card:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); transform: translateY(-4px); }
.sh-service-card-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--sh-bg-alt); }
.sh-service-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.sh-service-card:hover .sh-service-card-media img { transform: scale(1.06); }
.sh-service-card-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(7, 26, 58, .4)); }
.sh-service-card-no { position: absolute; top: 12px; left: 14px; z-index: 2; font-size: 1.5rem; font-weight: 700; color: #fff; letter-spacing: 1px; opacity: .9; text-shadow: 0 2px 10px rgba(0, 0, 0, .4); }
.sh-service-card-body { position: relative; display: flex; flex-direction: column; flex: 1; padding: 22px 22px 20px; }
.sh-service-card-icon {
    width: 52px; height: 52px; border-radius: var(--sh-radius); background: var(--sh-blue);
    display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 6px 16px rgba(26, 92, 184, .3);
}
.sh-service-card-name { font-size: 1.14rem; font-weight: 700; color: var(--sh-text); margin: 0 0 10px; }
.sh-service-card-desc { flex: 1; font-size: .9rem; color: var(--sh-gray); line-height: 1.7; margin-bottom: 14px; }
.sh-service-card-link { display: inline-flex; align-items: center; gap: 6px; font-size: .92rem; font-weight: 500; color: var(--sh-blue); }
.sh-service-card-link .sh-icon { transition: transform .3s ease; }
.sh-service-card:hover .sh-service-card-link { color: var(--sh-river-deep); }
.sh-service-card:hover .sh-service-card-link .sh-icon { transform: translateX(4px); }

.sh-services-featured { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.sh-service-card--featured { flex-direction: row; min-height: 236px; }
.sh-service-card--featured .sh-service-card-media { flex: 0 0 46%; aspect-ratio: auto; height: 236px; }
.sh-service-card--featured .sh-service-card-body { flex: 1; padding: 26px 24px; justify-content: center; }
.sh-service-card--featured .sh-service-card-icon { width: 48px; height: 48px; margin-bottom: 14px; }
.sh-service-card--featured .sh-service-card-name { font-size: 1.26rem; }
.sh-service-card--featured .sh-service-card-desc { margin-bottom: 16px; }

.sh-services-mini { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.sh-service-card--mini { padding: 20px 18px; }
.sh-service-card--mini .sh-service-card-media { display: none; }
.sh-service-card--mini .sh-service-card-body { position: static; padding: 0; }
.sh-service-card--mini .sh-service-card-icon { width: 44px; height: 44px; margin-bottom: 12px; }
.sh-service-card--mini .sh-service-card-name { font-size: 1.02rem; }
.sh-service-card--mini .sh-service-card-desc {
    font-size: .84rem; line-height: 1.6;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.sh-service-card--mini .sh-service-card-link { font-size: .86rem; }

.sh-services-more { text-align: center; margin-top: 40px; }

/* ---------- 交替底 ---------- */
.sh-section-alt { background: var(--sh-bg-alt); }

/* ---------- 三屏 核心优势 ---------- */
.sh-adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.sh-adv-card {
    padding: 30px 24px; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius);
    transition: var(--sh-trans);
}
.sh-adv-card:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); transform: translateY(-4px); }
.sh-adv-icon {
    width: 54px; height: 54px; border-radius: var(--sh-radius); background: var(--sh-bg-alt);
    display: flex; align-items: center; justify-content: center; color: var(--sh-river); margin-bottom: 18px;
}
.sh-adv-card h3 { font-size: 1.08rem; font-weight: 700; color: var(--sh-text); margin-bottom: 10px; }
.sh-adv-card p { font-size: .9rem; color: var(--sh-gray); line-height: 1.7; }

/* ---------- 四屏 服务流程（步骤线） ---------- */
.sh-process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; position: relative; }
.sh-process::before {
    content: ''; position: absolute; top: 27px; left: 8%; right: 8%; height: 2px;
    background: linear-gradient(90deg, var(--sh-line), var(--sh-river), var(--sh-line));
}
.sh-process-item { text-align: center; position: relative; }
.sh-process-no {
    width: 54px; height: 54px; margin: 0 auto 16px; border-radius: 50%;
    background: var(--sh-blue); color: #fff; font-size: .95rem; font-weight: 700;
    display: flex; align-items: center; justify-content: center; position: relative; z-index: 2;
    box-shadow: 0 6px 16px rgba(26, 92, 184, .3);
}
.sh-process-item h3 { font-size: 1rem; font-weight: 700; color: var(--sh-text); margin-bottom: 8px; }
.sh-process-item p { font-size: .86rem; color: var(--sh-gray); line-height: 1.6; }

/* ---------- 五屏 客户评价（横向滚动） ---------- */
.sh-reviews-track { overflow: hidden; padding: 4px 0 12px; }
.sh-reviews-line { display: flex; gap: 18px; width: max-content; animation: shMarquee 46s linear infinite; }
.sh-reviews-track:hover .sh-reviews-line { animation-play-state: paused; }
@keyframes shMarquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.sh-review-card {
    width: 340px; padding: 24px; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius);
    display: flex; flex-direction: column; gap: 16px; flex-shrink: 0;
}
.sh-review-text { font-size: .92rem; color: var(--sh-text); line-height: 1.8; }
.sh-review-author { display: flex; align-items: center; gap: 12px; }
.sh-review-avatar {
    width: 44px; height: 44px; border-radius: 50%; background: var(--sh-blue); color: #fff;
    display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1rem; flex-shrink: 0;
}
.sh-review-author h4 { font-size: .95rem; font-weight: 700; color: var(--sh-text); }
.sh-review-author p { font-size: .82rem; color: var(--sh-gray); }

/* ---------- 六屏 客户案例（LOGO 墙，读库） ---------- */
.sh-cases-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.sh-case-item {
    aspect-ratio: 1; overflow: hidden; border-radius: var(--sh-radius); border: 1px solid var(--sh-line);
    background: #fff; display: flex; align-items: center; justify-content: center; padding: 14px;
    transition: var(--sh-trans);
}
.sh-case-item:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); transform: translateY(-3px); }
.sh-case-item img { width: 100%; height: 100%; object-fit: contain; transition: transform .4s ease; }
.sh-case-item:hover img { transform: scale(1.07); }

/* ---------- 七屏 资质（读库） ---------- */
.sh-cred-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sh-cred-item { text-align: center; padding: 24px 20px; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); }
.sh-cred-item img { width: 100%; max-width: 280px; margin: 0 auto 14px; border-radius: var(--sh-radius); }
.sh-cred-item p { font-size: .95rem; font-weight: 600; color: var(--sh-text); }

/* ---------- 八屏 行业资讯（读库） ---------- */
.sh-news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.sh-news-card {
    display: flex; flex-direction: column; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius);
    overflow: hidden; transition: var(--sh-trans);
}
.sh-news-card:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); transform: translateY(-4px); }
.sh-news-cover { aspect-ratio: 16 / 10; overflow: hidden; background: var(--sh-bg-alt); }
.sh-news-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.sh-news-card:hover .sh-news-cover img { transform: scale(1.06); }
.sh-news-cover-fallback { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--sh-blue); font-weight: 700; }
.sh-news-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; }
.sh-news-cat { font-size: .78rem; color: var(--sh-river); font-weight: 600; }
.sh-news-body h3 { font-size: .98rem; font-weight: 700; color: var(--sh-text); line-height: 1.5; }
.sh-news-meta { font-size: .8rem; color: var(--sh-gray); }

/* ---------- 底部 CTA（外滩夜色延续） ---------- */
.sh-cta {
    padding: 56px 0; color: #fff;
    background: linear-gradient(100deg, #071A3A 0%, #0E2E5E 55%, #1A5CB8 100%);
}
.sh-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.sh-cta-left h2 { font-size: 1.7rem; font-weight: 700; letter-spacing: 1px; }
.sh-cta-left p { margin-top: 10px; color: rgba(255, 255, 255, .75); font-size: .95rem; letter-spacing: 1px; }
.sh-cta-right { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- 页脚（魔都天际线纹理） ---------- */
.sh-footer { position: relative; background: #071A3A; color: rgba(255, 255, 255, .7); }
.sh-footer-skyline {
    position: absolute; left: 0; right: 0; top: 0; width: 100%; height: 110px;
    color: #8FB8E8; opacity: .5; pointer-events: none; z-index: 0;
}
.sh-footer-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding: 56px 20px 40px; }
.sh-footer-logo-img { height: 34px; width: auto; }
.sh-footer-company { margin: 14px 0 10px; font-size: 1rem; font-weight: 700; color: #fff; }
.sh-footer-desc { font-size: .86rem; line-height: 1.8; }
.sh-footer-contact { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.sh-footer-contact-item { display: flex; align-items: center; gap: 8px; font-size: .88rem; }
.sh-footer-contact-item .sh-icon { color: #F4D98A; }
.sh-footer-contact-item a { color: rgba(255, 255, 255, .85); }
.sh-footer h4 { color: #fff; font-size: .98rem; font-weight: 700; margin-bottom: 16px; }
.sh-footer ul { display: flex; flex-direction: column; gap: 10px; }
.sh-footer ul a { color: rgba(255, 255, 255, .65); font-size: .88rem; }
.sh-footer ul a:hover { color: #F4D98A; }
.sh-footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); }
.sh-footer-bottom-inner {
    display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
    padding: 18px 20px; font-size: .82rem; color: rgba(255, 255, 255, .5);
}
.sh-footer-bottom-inner a { color: rgba(255, 255, 255, .6); }
.sh-footer-bottom-inner a:hover { color: #F4D98A; }

/* ---------- AI 报价弹窗 ---------- */
.sh-modal-mask {
    position: fixed; inset: 0; background: rgba(15, 26, 40, .55); z-index: 299;
    opacity: 0; visibility: hidden; transition: var(--sh-trans);
}
.sh-modal-mask.open { opacity: 1; visibility: visible; }
.sh-modal {
    position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(.96);
    width: min(560px, calc(100vw - 32px)); max-height: calc(100vh - 40px); overflow-y: auto;
    background: #fff; border-radius: var(--sh-radius); box-shadow: var(--sh-shadow-md); z-index: 300;
    opacity: 0; visibility: hidden; transition: var(--sh-trans); padding-bottom: calc(8px + env(safe-area-inset-bottom));
}
.sh-modal.open { opacity: 1; visibility: visible; transform: translate(-50%, -50%) scale(1); }
.sh-modal-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 22px; border-bottom: 1px solid var(--sh-line);
}
.sh-modal-title { display: flex; align-items: center; gap: 12px; }
.sh-modal-title-icon {
    width: 42px; height: 42px; border-radius: var(--sh-radius); background: var(--sh-blue-soft);
    display: flex; align-items: center; justify-content: center; color: var(--sh-blue);
}
.sh-modal-title h3 { font-size: 1.1rem; font-weight: 700; color: var(--sh-text); }
.sh-modal-title small { font-size: .78rem; color: var(--sh-gray); }
.sh-modal-close { width: 44px; height: 44px; border: none; background: none; font-size: 1.7rem; line-height: 1; color: var(--sh-gray); cursor: pointer; }
.sh-modal-close:hover { color: var(--sh-text); }
.sh-modal-body { padding: 20px 22px; }
.sh-field { margin-bottom: 14px; }
.sh-field label { display: block; font-size: .9rem; font-weight: 500; color: var(--sh-text); margin-bottom: 7px; }
.sh-req { color: #E05252; }
.sh-field select, .sh-field input[type="text"], .sh-field input[type="tel"], .sh-field input[type="number"] {
    width: 100%; padding: 11px 12px; font-size: .95rem; font-family: inherit; color: var(--sh-text);
    border: 1px solid var(--sh-line); border-radius: var(--sh-radius); background: #fff; outline: none; transition: var(--sh-trans);
}
.sh-field select:focus, .sh-field input:focus { border-color: var(--sh-blue); }
.sh-num-wrap { position: relative; }
.sh-num-unit { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); font-size: .88rem; color: var(--sh-gray); }
.sh-form-err { display: block; margin-top: 6px; font-size: .82rem; color: #E05252; }
.sh-quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.sh-field-full { grid-column: 1 / -1; }
.sh-check-opt {
    display: inline-flex; align-items: center; gap: 6px; font-size: .86rem; color: var(--sh-text);
    border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 7px 12px; cursor: pointer; background: #fff;
}
.sh-check-opt:has(input:checked) { border-color: var(--sh-river); color: var(--sh-river-deep); background: var(--sh-bg-alt); }
.sh-check-opt input { accent-color: var(--sh-river); }
.sh-quote-submit { margin-top: 6px; }
.sh-quote-tip { margin-top: 12px; font-size: .78rem; color: var(--sh-gray); text-align: center; }

/* ---------- 右侧浮动条（PC） ---------- */
.sh-float {
    position: fixed; right: 22px; bottom: 120px; z-index: 120;
    display: flex; flex-direction: column; gap: 12px;
}
.sh-float-btn {
    width: 56px; height: 56px; border-radius: 50%; border: none; cursor: pointer;
    background: var(--sh-blue); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
    box-shadow: 0 6px 18px rgba(26, 92, 184, .35); transition: var(--sh-trans);
}
.sh-float-btn:hover { background: var(--sh-blue-deep); transform: translateY(-3px); }
.sh-float-btn--gold { background: linear-gradient(135deg, #C9A24A, #A8842C); }
.sh-float-btn--gold:hover { background: linear-gradient(135deg, #D6B25F, #B48F32); }
.sh-float-ico { display: flex; }
.sh-float-label { font-size: .66rem; line-height: 1; }

/* ---------- 移动端底部浮动菜单 ---------- */
.sh-mbar {
    display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 120;
    background: rgba(7, 26, 58, .97); backdrop-filter: blur(6px);
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
}
.sh-mbar-item {
    flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px;
    background: none; border: none; color: rgba(255, 255, 255, .85); font-size: .74rem; cursor: pointer; padding: 6px 0;
}
.sh-mbar-item .sh-icon { color: #F4D98A; }
.sh-mbar-item--gold { color: #F4D98A; font-weight: 600; }

/* ---------- 电话 / 微信弹窗 ---------- */
.sh-modal-sm { width: min(400px, calc(100vw - 32px)); }
.sh-modal-body--center { text-align: center; }
.sh-phone-num {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 1.5rem; font-weight: 700; color: var(--sh-blue); letter-spacing: 1px; margin-bottom: 10px;
}
.sh-phone-num .sh-icon { color: var(--sh-river); }
.sh-phone-tip { font-size: .84rem; color: var(--sh-gray); margin-bottom: 18px; }
.sh-qrcode-wrap {
    width: 200px; height: 200px; margin: 4px auto 14px; border: 1px solid var(--sh-line); border-radius: var(--sh-radius);
    display: flex; align-items: center; justify-content: center; overflow: hidden; background: #fff;
}
.sh-qrcode { width: 100%; height: 100%; object-fit: cover; }
.sh-qrcode-fallback { display: none; font-size: .86rem; color: var(--sh-gray); }
.sh-qrcode-wrap.empty .sh-qrcode-fallback { display: block; }
.sh-wechat-line { font-size: .95rem; font-weight: 600; color: var(--sh-text); }
.sh-wechat-id { margin-top: 6px; font-size: .86rem; color: var(--sh-gray); }

/* ---------- 移动端适配 ---------- */
@media (max-width: 992px) {
    .sh-nav, .sh-header-actions { display: none; }
    .sh-nav-toggle { display: inline-flex; }
    .sh-hero-inner { min-height: auto; }
    .sh-services-mini { grid-template-columns: repeat(3, 1fr); }
    .sh-adv-grid { grid-template-columns: repeat(2, 1fr); }
    .sh-process { grid-template-columns: repeat(3, 1fr); gap: 28px 18px; }
    .sh-process::before { display: none; }
    .sh-cases-grid { grid-template-columns: repeat(4, 1fr); }
    .sh-news-grid { grid-template-columns: repeat(2, 1fr); }
    .sh-footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
    .sh-header-inner { height: 60px; }
    .sh-logo img { height: 34px; }
    .sh-hero { padding-top: 60px; }
    .sh-hero-main { padding: 44px 0 40px; }
    .sh-hero-title-main { font-size: 1.72rem; }
    .sh-hero-bizline { font-size: .95rem; }
    .sh-hero-tags { gap: 8px; }
    .sh-hero-cta { flex-direction: column; }
    .sh-btn-lg { width: 100%; }
    .sh-hero-stats-inner { grid-template-columns: repeat(2, 1fr); }
    .sh-stat { padding: 20px 8px; }
    .sh-stat:nth-child(3) { border-left: none; }
    .sh-stat:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .1); }
    .sh-section { padding: 56px 0; }
    .sh-sec-title { font-size: 1.5rem; }
    .sh-services-featured { grid-template-columns: 1fr; }
    .sh-service-card--featured { flex-direction: column; min-height: 0; }
    .sh-service-card--featured .sh-service-card-media { flex: none; height: 200px; }
    .sh-services-mini { grid-template-columns: repeat(2, 1fr); }
    .sh-adv-grid { grid-template-columns: 1fr; }
    .sh-process { grid-template-columns: 1fr 1fr; }
    .sh-cases-grid { grid-template-columns: repeat(3, 1fr); }
    .sh-news-grid { grid-template-columns: 1fr; }
    .sh-cta-inner { flex-direction: column; text-align: center; }
    .sh-footer-inner { grid-template-columns: 1fr; }
    .sh-review-card { width: 280px; }
    .sh-quote-grid { grid-template-columns: 1fr; }
    .sh-hero-lights { display: none; }
    .sh-float { display: none; }
    .sh-mbar { display: flex; }
    body { padding-bottom: 64px; }
}
@media (max-width: 480px) {
    .sh-hero-badge { font-size: .82rem; }
    .sh-hero-title-main { font-size: 1.52rem; }
}

/* ---------- 页头 Banner（外滩夜色） ---------- */
.sh-pagehead {
    position: relative; padding: 150px 0 84px; overflow: hidden; color: #fff;
    background: linear-gradient(100deg, #071A3A 0%, #0E2E5E 55%, #1A5CB8 100%);
}
.sh-pagehead-bg { position: absolute; inset: 0; background-size: cover; background-position: center 62%; opacity: .5; }
.sh-pagehead-veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(7, 26, 58, .72), rgba(7, 26, 58, .42)); }
.sh-pagehead-lights { position: absolute; inset: 0; pointer-events: none; }
.sh-pagehead-lights i {
    position: absolute; width: 4px; height: 4px; border-radius: 50%; background: #F4D98A;
    box-shadow: 0 0 8px 2px rgba(244, 217, 138, .5); animation: shTwinkle 3s ease-in-out infinite;
}
.sh-pagehead-lights i:nth-child(1) { top: 30%; right: 20%; }
.sh-pagehead-lights i:nth-child(2) { top: 18%; right: 46%; animation-delay: .8s; }
.sh-pagehead-lights i:nth-child(3) { top: 46%; right: 30%; animation-delay: 1.6s; }
.sh-pagehead-inner { position: relative; z-index: 2; }
.sh-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: .86rem; color: rgba(255, 255, 255, .7); margin-bottom: 18px; }
.sh-breadcrumb a { color: rgba(255, 255, 255, .7); }
.sh-breadcrumb a:hover { color: #F4D98A; }
.sh-bc-sep { color: rgba(255, 255, 255, .4); }
.sh-pagehead-title { font-size: 2.1rem; font-weight: 700; letter-spacing: 2px; }
.sh-pagehead-title::after { content: ''; display: block; width: 48px; height: 3px; background: linear-gradient(90deg, #F4D98A, rgba(244, 217, 138, 0)); margin-top: 16px; border-radius: 2px; }
.sh-pagehead-sub { margin-top: 14px; font-size: 1rem; color: rgba(255, 255, 255, .75); letter-spacing: 1px; }

/* ---------- 联系页 ---------- */
.sh-contact-main { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: start; }
.sh-contact-card { background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 34px 30px; }
.sh-contact-card-title { display: flex; align-items: center; gap: 10px; font-size: 1.3rem; font-weight: 700; color: var(--sh-text); margin-bottom: 8px; }
.sh-contact-card-title .sh-icon { color: var(--sh-blue); }
.sh-contact-card-desc { font-size: .9rem; color: var(--sh-gray); line-height: 1.7; margin-bottom: 24px; padding-bottom: 20px; border-bottom: 1px dashed var(--sh-line); }
.sh-contact-item { display: flex; align-items: flex-start; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--sh-bg-alt); }
.sh-contact-item:last-child { border-bottom: none; }
.sh-contact-ico { width: 44px; height: 44px; border-radius: var(--sh-radius); background: var(--sh-bg-alt); display: flex; align-items: center; justify-content: center; color: var(--sh-blue); flex-shrink: 0; }
.sh-contact-label { font-size: .8rem; color: var(--sh-gray); margin-bottom: 4px; }
.sh-contact-value { font-size: .98rem; font-weight: 600; color: var(--sh-text); line-height: 1.5; }
.sh-contact-phone { color: var(--sh-blue); font-size: 1.2rem; cursor: pointer; }
.sh-contact-form { background: #fff; border: 1px solid var(--sh-line); border-top: 4px solid var(--sh-blue); border-radius: var(--sh-radius); padding: 34px 30px; }
.sh-contact-form-title { font-size: 1.3rem; font-weight: 700; color: var(--sh-text); margin-bottom: 6px; }
.sh-contact-form-sub { font-size: .88rem; color: var(--sh-gray); margin-bottom: 24px; }
.sh-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.sh-contact-form textarea { width: 100%; padding: 11px 12px; font-size: .95rem; font-family: inherit; color: var(--sh-text); border: 1px solid var(--sh-line); border-radius: var(--sh-radius); outline: none; resize: vertical; transition: var(--sh-trans); }
.sh-contact-form textarea:focus { border-color: var(--sh-blue); }
.sh-contact-form-tip { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: .8rem; color: var(--sh-gray); margin-top: 14px; }
.sh-contact-form-tip .sh-icon { color: var(--sh-river); }
.sh-contact-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.sh-contact-flow-item { display: flex; align-items: center; gap: 14px; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 20px 18px; transition: var(--sh-trans); }
.sh-contact-flow-item:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); transform: translateY(-3px); }
.sh-contact-flow-no { width: 44px; height: 44px; border-radius: 50%; background: var(--sh-blue); color: #fff; font-weight: 700; font-size: 1.05rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sh-contact-flow-item h3 { font-size: .98rem; font-weight: 700; color: var(--sh-text); margin-bottom: 4px; }
.sh-contact-flow-item p { font-size: .8rem; color: var(--sh-gray); }

@media (max-width: 992px) {
    .sh-contact-main { grid-template-columns: 1fr; gap: 28px; }
    .sh-contact-flow { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .sh-pagehead { padding: 118px 0 56px; }
    .sh-pagehead-title { font-size: 1.6rem; }
    .sh-contact-card, .sh-contact-form { padding: 24px 20px; }
    .sh-form-grid { grid-template-columns: 1fr; gap: 0; }
    .sh-contact-flow { grid-template-columns: 1fr; }
}

/* ---------- 关于页 ---------- */
.sh-about-main { display: grid; grid-template-columns: 1fr 1.05fr; gap: 48px; align-items: center; }
.sh-about-media { border-radius: var(--sh-radius); overflow: hidden; border: 1px solid var(--sh-line); }
.sh-about-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.sh-about-text .sh-sec-eyebrow { margin-bottom: 12px; }
.sh-about-title { font-size: 1.7rem; font-weight: 700; color: var(--sh-text); letter-spacing: 1px; margin-bottom: 16px; }
.sh-about-desc { font-size: .95rem; color: var(--sh-gray); line-height: 1.9; margin-bottom: 14px; }
.sh-about-list { margin-top: 6px; display: flex; flex-direction: column; gap: 10px; }
.sh-about-list li { display: flex; align-items: center; gap: 8px; font-size: .94rem; color: var(--sh-text); }
.sh-about-list .sh-icon { color: var(--sh-river); flex-shrink: 0; }
.sh-about-stats { border-top: 1px solid var(--sh-line); border-bottom: 1px solid var(--sh-line); background: var(--sh-bg-alt); }
.sh-about-stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.sh-about-stats .sh-stat { border-left: 1px solid var(--sh-line); }
.sh-about-stats .sh-stat:first-child { border-left: none; }
.sh-about-stats .sh-stat-num { color: var(--sh-blue); }
.sh-about-stats .sh-stat-num span { color: var(--sh-river); }
.sh-about-stats .sh-stat-label { color: var(--sh-gray); }

@media (max-width: 768px) {
    .sh-about-main { grid-template-columns: 1fr; gap: 28px; }
    .sh-about-title { font-size: 1.4rem; }
    .sh-about-stats-inner { grid-template-columns: repeat(2, 1fr); }
    .sh-about-stats .sh-stat:nth-child(3) { border-left: none; }
    .sh-about-stats .sh-stat:nth-child(n+3) { border-top: 1px solid var(--sh-line); }
}

/* ---------- 帮助页 FAQ 手风琴 ---------- */
.sh-faq-wrap { max-width: 860px; }
.sh-faq-list { display: flex; flex-direction: column; gap: 14px; }
.sh-faq-item { border: 1px solid var(--sh-line); border-radius: var(--sh-radius); background: #fff; overflow: hidden; transition: var(--sh-trans); }
.sh-faq-item.open { border-color: var(--sh-river); box-shadow: var(--sh-shadow-sm); }
.sh-faq-q {
    width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 18px 22px; background: none; border: none; cursor: pointer; text-align: left;
    font-size: .98rem; font-weight: 600; color: var(--sh-text); font-family: inherit;
}
.sh-faq-arrow {
    width: 9px; height: 9px; flex-shrink: 0; border-right: 2px solid var(--sh-river); border-bottom: 2px solid var(--sh-river);
    transform: rotate(45deg) translateY(-2px); transition: transform .3s ease;
}
.sh-faq-item.open .sh-faq-arrow { transform: rotate(-135deg) translateY(-2px); }
.sh-faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.sh-faq-a p { padding: 0 22px 20px; font-size: .92rem; color: var(--sh-gray); line-height: 1.8; }

/* ---------- 服务列表页（全部 9 类图卡） ---------- */
.sh-svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

/* ---------- 资讯页两栏 ---------- */
.sh-kn-main { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.sh-kn-cats { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.sh-kn-cat {
    display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px;
    border: 1px solid var(--sh-line); border-radius: var(--sh-radius); font-size: .9rem; color: var(--sh-text);
    background: #fff; transition: var(--sh-trans);
}
.sh-kn-cat:hover { border-color: var(--sh-river); color: var(--sh-blue); }
.sh-kn-cat.active { background: var(--sh-blue); border-color: var(--sh-blue); color: #fff; }
.sh-kn-cat-count { font-size: .76rem; opacity: .75; }
.sh-kn-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.sh-kn-card {
    display: flex; flex-direction: column; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius);
    overflow: hidden; transition: var(--sh-trans);
}
.sh-kn-card:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); transform: translateY(-4px); }
.sh-kn-cover { aspect-ratio: 16 / 10; overflow: hidden; background: var(--sh-bg-alt); display: flex; }
.sh-kn-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.sh-kn-card:hover .sh-kn-cover img { transform: scale(1.06); }
.sh-kn-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; }
.sh-kn-body h3 { font-size: .98rem; font-weight: 700; color: var(--sh-text); line-height: 1.55; }
.sh-kn-card:hover .sh-kn-body h3 { color: var(--sh-blue); }

/* 分页 */
.sh-pager { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.sh-pager-btn {
    min-width: 42px; height: 42px; display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--sh-line); border-radius: var(--sh-radius); background: #fff; color: var(--sh-text); font-size: .92rem;
}
.sh-pager-btn:hover { border-color: var(--sh-river); color: var(--sh-blue); }
.sh-pager-btn.active { background: var(--sh-blue); border-color: var(--sh-blue); color: #fff; }
.sh-pager-btn.disabled { opacity: .4; pointer-events: none; }

/* 右侧栏 */
.sh-kn-side { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 84px; }
.sh-side-card { background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 22px 20px; }
.sh-side-title { font-size: 1.02rem; font-weight: 700; color: var(--sh-text); margin-bottom: 14px; padding-bottom: 12px; border-bottom: 2px solid var(--sh-river); }
.sh-side-list { display: flex; flex-direction: column; gap: 4px; }
.sh-side-list a { display: flex; align-items: center; justify-content: space-between; padding: 8px 4px; font-size: .9rem; color: var(--sh-gray); border-radius: var(--sh-radius); }
.sh-side-list a:hover, .sh-side-list a.active { color: var(--sh-blue); background: var(--sh-bg-alt); }
.sh-side-list a span { font-size: .78rem; color: var(--sh-gray); }
.sh-side-hot { counter-reset: hot; display: flex; flex-direction: column; gap: 12px; }
.sh-side-hot li { counter-increment: hot; display: flex; gap: 10px; align-items: flex-start; }
.sh-side-hot li::before { content: counter(hot, decimal-leading-zero); font-size: .82rem; font-weight: 700; color: var(--sh-river); line-height: 1.6; flex-shrink: 0; }
.sh-side-hot a { font-size: .88rem; color: var(--sh-text); line-height: 1.6; }
.sh-side-hot a:hover { color: var(--sh-blue); }

/* 文章详情 */
.sh-article { background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 40px 44px; }
.sh-article-title { font-size: 1.6rem; font-weight: 700; color: var(--sh-text); line-height: 1.45; margin-bottom: 16px; }
.sh-article-meta { display: flex; flex-wrap: wrap; gap: 18px; font-size: .84rem; color: var(--sh-gray); padding-bottom: 20px; margin-bottom: 24px; border-bottom: 1px solid var(--sh-line); }
.sh-article-content { font-size: .98rem; color: var(--sh-text); line-height: 1.95; }
.sh-article-content h2 { font-size: 1.3rem; font-weight: 700; color: var(--sh-text); margin: 30px 0 14px; }
.sh-article-content h3 { font-size: 1.12rem; font-weight: 700; color: var(--sh-text); margin: 24px 0 12px; }
.sh-article-content p { margin-bottom: 14px; }
.sh-article-content ul, .sh-article-content ol { margin: 0 0 14px 1.4em; }
.sh-article-content li { margin-bottom: 8px; list-style: disc; }
.sh-article-content img { border-radius: var(--sh-radius); margin: 12px 0; }
.sh-article-prevnext { display: flex; justify-content: space-between; gap: 16px; margin-top: 26px; flex-wrap: wrap; }
.sh-pn { font-size: .88rem; color: var(--sh-gray); padding: 10px 14px; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); max-width: 48%; }
.sh-pn:hover { border-color: var(--sh-river); color: var(--sh-blue); }
.sh-pn.is-empty { border-style: dashed; }
.sh-pn--next { margin-left: auto; }
.sh-related { margin-top: 34px; }

@media (max-width: 992px) {
    .sh-kn-main { grid-template-columns: 1fr; }
    .sh-kn-side { position: static; flex-direction: row; flex-wrap: wrap; }
    .sh-kn-side .sh-side-card { flex: 1; min-width: 240px; }
    .sh-svc-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .sh-svc-grid { grid-template-columns: 1fr; }
    .sh-kn-grid { grid-template-columns: 1fr; }
    .sh-article { padding: 24px 20px; }
    .sh-article-title { font-size: 1.3rem; }
    .sh-pn { max-width: 100%; }
}

/* ---------- 搜索页 ---------- */
.sh-search-wrap { max-width: 900px; }
.sh-search-bar { display: flex; gap: 12px; margin-bottom: 30px; }
.sh-search-bar input { flex: 1; padding: 13px 16px; font-size: .98rem; font-family: inherit; color: var(--sh-text); border: 1px solid var(--sh-line); border-radius: var(--sh-radius); outline: none; transition: var(--sh-trans); }
.sh-search-bar input:focus { border-color: var(--sh-blue); box-shadow: 0 0 0 3px rgba(26, 92, 184, .08); }
.sh-search-tip { font-size: .9rem; color: var(--sh-gray); margin-bottom: 22px; }
.sh-search-tip strong { color: var(--sh-blue); }
.sh-search-empty { text-align: center; padding: 60px 20px; color: var(--sh-gray); display: flex; flex-direction: column; align-items: center; gap: 18px; }
@media (max-width: 768px) { .sh-search-bar { flex-direction: column; } }

/* ---------- AI 报价结果页 ---------- */
.sh-qr-hero {
    position: relative; padding: 120px 20px 90px; overflow: hidden; color: #fff;
    background: linear-gradient(100deg, #071A3A 0%, #0E2E5E 55%, #1A5CB8 100%);
}
.sh-qr-scan { position: absolute; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, #F4D98A, transparent); opacity: .6; animation: shScan 5s linear infinite; }
@keyframes shScan { 0% { top: 0; } 100% { top: 100%; } }
.sh-qr-hero-content { max-width: 960px; margin: 0 auto; position: relative; z-index: 1; }
.sh-qr-h1 { font-size: 0; height: 0; margin: 0; overflow: hidden; }
.sh-qr-empty { text-align: center; padding: 40px 20px; }
.sh-qr-badge {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 8px 18px; border: 1px solid rgba(244, 217, 138, .45); border-radius: 2px;
    background: rgba(244, 217, 138, .1); color: #F4D98A; font-size: .85rem; font-weight: 500; margin-bottom: 26px;
    animation: shTwinkle 2.5s ease-in-out infinite;
}
.sh-qr-dot { width: 7px; height: 7px; border-radius: 50%; background: #F4D98A; animation: shTwinkle 1.2s ease-in-out infinite; }
.sh-qr-main-title { font-size: 1.1rem; font-weight: 500; color: rgba(255, 255, 255, .8); letter-spacing: 1px; margin-bottom: 16px; }
.sh-qr-price-hero { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; margin-bottom: 26px; animation: shFadeUp .8s ease both; }
.sh-qr-cur { font-size: 1.7rem; font-weight: 600; color: #F4D98A; }
.sh-qr-min { font-size: 3.6rem; font-weight: 800; line-height: 1; color: #fff; letter-spacing: -1px; text-shadow: 0 4px 20px rgba(244, 217, 138, .35); }
.sh-qr-tilde { font-size: 2.2rem; color: rgba(255, 255, 255, .5); }
.sh-qr-max { font-size: 2.8rem; font-weight: 700; color: #F4D98A; }
.sh-qr-unit { font-size: .95rem; color: rgba(255, 255, 255, .55); margin-left: 8px; }
.sh-qr-meta { display: flex; flex-wrap: wrap; gap: 26px; border-top: 1px solid rgba(255, 255, 255, .14); padding-top: 18px; animation: shFadeUp .8s ease .15s both; }
.sh-qr-meta span { display: inline-flex; gap: 8px; font-size: .88rem; color: rgba(255, 255, 255, .9); }
.sh-qr-meta i { color: rgba(255, 255, 255, .5); font-style: normal; }
.sh-qr-body { background: var(--sh-bg); padding: 40px 0 60px; }
.sh-qr-main { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; }
.sh-qr-card { background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 24px 24px 18px; box-shadow: var(--sh-shadow-sm); }
.sh-qr-card-title { font-size: 1.02rem; font-weight: 700; color: var(--sh-text); padding-bottom: 10px; margin-bottom: 12px; border-bottom: 2px solid var(--sh-river); }
.sh-qr-table { width: 100%; border-collapse: collapse; }
.sh-qr-table th { text-align: left; font-size: .78rem; font-weight: 600; color: var(--sh-gray); padding: 9px 10px; background: var(--sh-bg-alt); border-bottom: 1px solid var(--sh-line); }
.sh-qr-table td { padding: 9px 10px; font-size: .85rem; border-bottom: 1px solid var(--sh-bg-alt); color: var(--sh-text); }
.sh-qr-table tr:last-child td { border-bottom: none; }
.sh-qr-qty { text-align: center; color: var(--sh-gray); font-size: .8rem; white-space: nowrap; }
.sh-qr-price { text-align: right; font-weight: 700; color: var(--sh-blue); white-space: nowrap; }
.sh-qr-info { display: flex; justify-content: space-between; align-items: center; font-size: .86rem; padding: 8px 0; border-bottom: 1px solid var(--sh-bg-alt); }
.sh-qr-info span { color: var(--sh-gray); }
.sh-qr-info b { font-weight: 600; color: var(--sh-text); }
.sh-qr-info .sh-qr-hl { color: var(--sh-blue); }
.sh-qr-note { background: #FBF6E9; border-left: 3px solid var(--sh-gold); border-radius: var(--sh-radius); padding: 12px 14px; color: #6B5B2E; font-size: .78rem; line-height: 1.7; margin-top: 12px; }
.sh-qr-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
@media (max-width: 768px) {
    .sh-qr-hero { padding: 100px 16px 60px; }
    .sh-qr-min { font-size: 2.4rem; }
    .sh-qr-max { font-size: 1.9rem; }
    .sh-qr-main { grid-template-columns: 1fr; }
    .sh-qr-actions { flex-direction: column; }
    .sh-qr-actions .sh-btn { width: 100%; }
}

/* ---------- 服务详情页 ---------- */
.sh-sd-hero { display: grid; grid-template-columns: 1fr 1.05fr; gap: 48px; align-items: center; }
.sh-sd-hero-img { border-radius: var(--sh-radius); overflow: hidden; border: 1px solid var(--sh-line); background: var(--sh-bg-alt); aspect-ratio: 4 / 3; }
.sh-sd-hero-img img { width: 100%; height: 100%; object-fit: cover; }
.sh-sd-hero-text .sh-sec-eyebrow { margin-bottom: 12px; }
.sh-sd-hero-text h2 { font-size: 1.6rem; font-weight: 700; color: var(--sh-text); letter-spacing: 1px; line-height: 1.4; margin-bottom: 16px; }
.sh-sd-hero-text p { font-size: .95rem; color: var(--sh-gray); line-height: 1.9; }
.sh-sd-hero-feats { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.sh-sd-hero-feat { display: inline-flex; align-items: center; gap: 7px; padding: 8px 14px; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); background: #fff; color: var(--sh-blue-deep); font-size: .84rem; font-weight: 500; }
.sh-sd-hero-feat .sh-icon { color: var(--sh-river); }

.sh-sd-plans { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.sh-sd-plan { background: #fff; border: 1px solid var(--sh-line); border-top: 3px solid var(--sh-river); border-radius: var(--sh-radius); overflow: hidden; transition: var(--sh-trans); }
.sh-sd-plan:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); transform: translateY(-4px); }
.sh-sd-plan-img { height: 190px; overflow: hidden; background: var(--sh-bg-alt); }
.sh-sd-plan-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.sh-sd-plan:hover .sh-sd-plan-img img { transform: scale(1.05); }
.sh-sd-plan-body { padding: 22px 24px 26px; position: relative; }
.sh-sd-plan-tag { display: inline-block; padding: 3px 10px; font-size: .74rem; color: #fff; background: var(--sh-gold); border-radius: 2px; margin-bottom: 10px; }
.sh-sd-plan-body h3 { font-size: 1.12rem; font-weight: 700; color: var(--sh-text); margin-bottom: 10px; }
.sh-sd-plan-body p { font-size: .88rem; color: var(--sh-gray); line-height: 1.75; margin-bottom: 14px; }
.sh-sd-plan-price { font-size: .95rem; font-weight: 700; color: var(--sh-gold); display: inline-flex; align-items: center; gap: 6px; }

.sh-sd-craft-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.sh-sd-craft { background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 26px 22px; transition: var(--sh-trans); }
.sh-sd-craft:hover { transform: translateY(-4px); box-shadow: var(--sh-shadow-md); border-color: var(--sh-river); }
.sh-sd-craft-ic { width: 48px; height: 48px; border-radius: var(--sh-radius); background: var(--sh-blue); color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.sh-sd-craft h3 { font-size: 1.02rem; font-weight: 700; color: var(--sh-text); margin-bottom: 8px; }
.sh-sd-craft p { font-size: .86rem; color: var(--sh-gray); line-height: 1.7; }

.sh-sd-std-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sh-sd-std { display: flex; align-items: flex-start; gap: 16px; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 26px 24px; transition: var(--sh-trans); }
.sh-sd-std:hover { transform: translateY(-4px); box-shadow: var(--sh-shadow-md); border-color: var(--sh-river); }
.sh-sd-std-ic { width: 48px; height: 48px; border-radius: var(--sh-radius); background: var(--sh-bg-alt); color: var(--sh-blue); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sh-sd-std h3 { font-size: 1rem; font-weight: 700; color: var(--sh-text); margin-bottom: 6px; }
.sh-sd-std p { font-size: .86rem; color: var(--sh-gray); line-height: 1.7; }

.sh-sd-process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.sh-sd-process-step { text-align: center; background: #fff; border: 1px solid var(--sh-line); border-radius: var(--sh-radius); padding: 26px 16px 24px; transition: var(--sh-trans); }
.sh-sd-process-step:hover { border-color: var(--sh-river); box-shadow: var(--sh-shadow-md); }
.sh-sd-process-no { display: inline-flex; width: 46px; height: 46px; border-radius: 50%; background: linear-gradient(135deg, var(--sh-blue), var(--sh-blue-deep)); color: #fff; font-size: .9rem; font-weight: 700; align-items: center; justify-content: center; margin-bottom: 14px; }
.sh-sd-process-step h3 { font-size: 1rem; font-weight: 700; color: var(--sh-text); margin-bottom: 8px; }
.sh-sd-process-step p { font-size: .84rem; color: var(--sh-gray); line-height: 1.65; }

.sh-sd-reasons { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sh-sd-reason { background: #fff; border: 1px solid var(--sh-line); border-top: 3px solid var(--sh-gold); border-radius: var(--sh-radius); padding: 30px 24px; text-align: center; transition: var(--sh-trans); }
.sh-sd-reason:hover { transform: translateY(-4px); box-shadow: var(--sh-shadow-md); }
.sh-sd-reason-ic { width: 54px; height: 54px; margin: 0 auto 16px; border-radius: var(--sh-radius); background: linear-gradient(135deg, var(--sh-blue), var(--sh-blue-deep)); color: #fff; display: flex; align-items: center; justify-content: center; }
.sh-sd-reason h3 { font-size: 1.06rem; font-weight: 700; color: var(--sh-text); margin-bottom: 10px; }
.sh-sd-reason p { font-size: .86rem; color: var(--sh-gray); line-height: 1.75; }

.sh-sd-faq { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; align-items: start; }

@media (max-width: 992px) {
    .sh-sd-hero { grid-template-columns: 1fr; gap: 28px; }
    .sh-sd-hero-img { order: -1; }
    .sh-sd-plans, .sh-sd-reasons { grid-template-columns: repeat(2, 1fr); }
    .sh-sd-craft-grid { grid-template-columns: repeat(2, 1fr); }
    .sh-sd-std-grid { grid-template-columns: repeat(2, 1fr); }
    .sh-sd-process { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .sh-sd-hero-text h2 { font-size: 1.3rem; }
    .sh-sd-plans, .sh-sd-reasons, .sh-sd-craft-grid, .sh-sd-std-grid { grid-template-columns: 1fr; }
    .sh-sd-process { grid-template-columns: 1fr 1fr; }
    .sh-sd-faq { grid-template-columns: 1fr; }
}