/* ==========================================================================
   苏州科铭信息技术有限公司 官网样式
   设计基调：高级感 · 深邃墨蓝 × 精致留白 × 克制的品牌蓝点睛
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. 设计变量
   -------------------------------------------------------------------------- */
:root {
    /* 深色体系：近黑的墨蓝，光晕克制 */
    --navy-950: #04070D;
    --navy-900: #060B16;
    --navy-800: #0A1220;
    --navy-700: #101B30;
    --navy-600: #16263F;

    /* 品牌蓝：只做点睛，不大面积铺 */
    --blue-700: #1043B8;
    --blue-600: #1A5CE5;
    --blue-500: #2E7BFF;
    --blue-400: #5B9BFF;
    --blue-100: #E4EDFE;
    --blue-50: #F2F6FE;

    --cyan-400: #38D6F5;
    --orange-500: #F5A623;

    /* 中性文字层级：对比拉开 */
    --ink: #0A0F1C;
    --text: #3A4354;
    --muted: #6D7787;
    --muted-solid: #6D7787;
    --line: #E7EBF2;
    --line-soft: #EFF2F7;

    /* 浅色背景：更中性的冷灰 */
    --bg: #FFFFFF;
    --bg-soft: #F7F8FB;
    --bg-mute: #EEF1F6;

    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 22px;

    /* 阴影体系：超柔、低存在感 */
    --shadow-sm: 0 1px 2px rgba(10, 20, 45, .04), 0 4px 14px rgba(10, 20, 45, .05);
    --shadow: 0 2px 4px rgba(10, 20, 45, .04), 0 16px 40px rgba(10, 20, 45, .08);
    --shadow-lg: 0 4px 8px rgba(10, 20, 45, .05), 0 32px 72px rgba(10, 20, 45, .12);

    --container: 1240px;
    --header-h: 76px;

    /* 统一顺滑过渡曲线 */
    --ease: cubic-bezier(.22, .61, .36, 1);

    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

/* --------------------------------------------------------------------------
   2. 基础重置
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.72;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 .5em;
    color: var(--ink);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -.012em;
}

h1 { font-size: 2.6rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

p { margin: 0 0 1.1em; }

a { color: var(--blue-600); text-decoration: none; transition: color .22s var(--ease); }
a:hover { color: var(--blue-500); }

img { max-width: 100%; height: auto; display: block; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }
li { margin-bottom: .45em; }

svg { flex: none; }

hr { border: 0; border-top: 1px solid var(--line); margin: 2.4em 0; }

::selection { background: var(--blue-600); color: #fff; }

:focus-visible {
    outline: 2px solid var(--blue-500);
    outline-offset: 3px;
    border-radius: 4px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 999;
    background: var(--blue-600);
    color: #fff;
    padding: 10px 18px;
}
.skip-link:focus { left: 12px; top: 12px; color: #fff; }

/* --------------------------------------------------------------------------
   3. 布局
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}
.container-narrow { max-width: 900px; }

.section { padding: 112px 0; }
.section-sm { padding: 72px 0; }
.section-soft { background: var(--bg-soft); }
.section-mute { background: var(--bg-mute); }
.section-dark {
    position: relative;
    background: var(--navy-900);
    color: rgba(216, 228, 248, .72);
}
.section-dark::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(120, 170, 255, .35) 50%, transparent);
}
.section-dark h2,
.section-dark h3,
.section-dark h4 { color: #fff; }

.grid { display: grid; gap: 26px; }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }

.section-head { max-width: 760px; margin-bottom: 64px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: .76rem;
    font-weight: 600;
    letter-spacing: .24em;
    text-transform: uppercase;
    color: var(--blue-600);
    margin-bottom: 18px;
}
.section-head .eyebrow::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 1px;
    background: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(46, 123, 255, .16);
}
.section-head.center .eyebrow::after {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 1px;
    background: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(46, 123, 255, .16);
}
.section-head h2 {
    font-size: 2.3rem;
    line-height: 1.28;
    letter-spacing: -.018em;
    margin-bottom: .45em;
}
.section-head p { color: var(--muted-solid); font-size: 1.03rem; margin: 0; line-height: 1.85; }
.section-dark .section-head p { color: rgba(178, 198, 232, .68); }
.section-dark .section-head .eyebrow { color: var(--cyan-400); }
.section-dark .section-head .eyebrow::before,
.section-dark .section-head .eyebrow::after {
    background: var(--cyan-400);
    box-shadow: 0 0 0 3px rgba(56, 214, 245, .16);
}

.section-foot { margin-top: 56px; text-align: center; }

/* --------------------------------------------------------------------------
   4. 按钮
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 14px 32px;
    border-radius: 999px;
    font-size: .95rem;
    font-weight: 600;
    letter-spacing: .01em;
    line-height: 1;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .28s var(--ease), box-shadow .28s var(--ease), background .28s var(--ease), color .22s var(--ease), border-color .22s var(--ease);
    white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn svg { transition: transform .28s var(--ease); }
.btn:hover svg { transform: translateX(3px); }

.btn-primary {
    background: var(--blue-600);
    color: #fff;
    box-shadow: 0 1px 2px rgba(16, 67, 184, .3), 0 8px 22px rgba(26, 92, 229, .22);
}
.btn-primary:hover {
    background: var(--blue-500);
    color: #fff;
    box-shadow: 0 2px 4px rgba(16, 67, 184, .3), 0 14px 30px rgba(26, 92, 229, .28);
}

.btn-ghost {
    border-color: rgba(255, 255, 255, .22);
    color: #fff;
    background: rgba(255, 255, 255, .04);
    backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .4); color: #fff; }

.btn-outline {
    border-color: var(--line);
    color: var(--ink);
    background: #fff;
}
.btn-outline:hover { border-color: var(--ink); color: var(--ink); box-shadow: var(--shadow-sm); }

.btn-light {
    background: #fff;
    color: var(--navy-800);
    box-shadow: 0 1px 2px rgba(4, 8, 16, .2), 0 10px 26px rgba(4, 8, 16, .24);
}
.btn-light:hover { color: var(--blue-600); box-shadow: 0 2px 4px rgba(4, 8, 16, .2), 0 16px 34px rgba(4, 8, 16, .3); }

.btn-sm { padding: 9px 20px; font-size: .87rem; }

/* 深色 CTA 区的主按钮：白底深字，对比更高级 */
.cta-band .btn-primary {
    background: #fff;
    color: var(--navy-800);
    box-shadow: 0 1px 2px rgba(4, 8, 16, .25), 0 10px 28px rgba(4, 8, 16, .3);
}
.cta-band .btn-primary:hover { color: var(--blue-600); background: #fff; }

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    font-size: .92rem;
    letter-spacing: .01em;
}
.text-link svg { transition: transform .28s var(--ease); }
.text-link:hover svg { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   5. 顶部导航
   -------------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .82);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid transparent;
    transition: box-shadow .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease);
}
.site-header.is-stuck {
    background: rgba(255, 255, 255, .9);
    border-bottom-color: var(--line-soft);
    box-shadow: 0 1px 0 rgba(10, 20, 45, .03), 0 8px 30px rgba(10, 20, 45, .05);
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 26px;
    height: var(--header-h);
}

.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand img { height: 38px; width: auto; }
/* 品牌文字默认隐藏：保证 7 项主导航在 1200~1440 宽度下不被挤压换行 */
.brand-text { display: none; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 1.06rem; color: var(--ink); letter-spacing: .01em; }
.brand-text span { font-size: .66rem; color: var(--muted-solid); letter-spacing: .12em; }

.main-nav { margin-left: auto; min-width: 0; }
.main-nav ul {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 2px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.main-nav li { margin: 0; flex: none; }
.main-nav a {
    position: relative;
    display: block;
    padding: 10px 13px;
    border-radius: 10px;
    font-size: .94rem;
    font-weight: 500;
    color: var(--ink);
    white-space: nowrap;
    transition: color .22s var(--ease), background .22s var(--ease);
}
.main-nav a::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 3px;
    width: 14px;
    height: 2px;
    border-radius: 2px;
    background: var(--blue-600);
    transform: translateX(-50%) scaleX(0);
    transition: transform .3s var(--ease);
}
.main-nav a:hover { color: var(--blue-600); background: var(--blue-50); }
.main-nav a:hover::after,
.main-nav a.is-active::after { transform: translateX(-50%) scaleX(1); }
.main-nav a.is-active { color: var(--blue-600); font-weight: 600; }

.header-actions { display: flex; align-items: center; gap: 10px; flex: none; }

.header-search {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 40px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--bg-soft);
    transition: border-color .22s var(--ease), background .22s var(--ease);
}
.header-search:focus-within { border-color: var(--blue-400); background: #fff; }
.header-search input {
    border: 0;
    background: none;
    outline: none;
    width: 96px;
    font-size: .9rem;
    font-family: inherit;
    color: var(--ink);
}
.header-search button { border: 0; background: none; padding: 0; color: var(--muted-solid); cursor: pointer; display: flex; }
.header-search button:hover { color: var(--blue-600); }

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    flex: none;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: 11px;
    background: #fff;
    color: var(--ink);
    cursor: pointer;
}

/* 移动端抽屉 */
.mobile-nav {
    position: fixed;
    inset: var(--header-h) 0 0;
    z-index: 99;
    background: #fff;
    padding: 24px;
    overflow-y: auto;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
}
.mobile-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav ul { list-style: none; margin: 0 0 22px; padding: 0; }
.mobile-nav li { margin: 0; border-bottom: 1px solid var(--line-soft); }
.mobile-nav a { display: block; padding: 15px 4px; font-size: 1.05rem; font-weight: 500; color: var(--ink); }
.mobile-nav a.is-active { color: var(--blue-600); }
.mobile-nav .mobile-search { display: flex; gap: 10px; }
.mobile-nav .mobile-search input {
    flex: 1;
    height: 46px;
    padding: 0 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    font-size: .95rem;
    font-family: inherit;
}
body.no-scroll { overflow: hidden; }

/* --------------------------------------------------------------------------
   6. 首页 Hero
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(1100px 560px at 82% -12%, rgba(26, 92, 229, .32) 0%, transparent 60%),
        radial-gradient(760px 480px at 8% 108%, rgba(56, 214, 245, .1) 0%, transparent 55%),
        linear-gradient(165deg, var(--navy-950) 0%, var(--navy-900) 46%, #081226 100%);
    color: rgba(220, 232, 252, .78);
    padding: 118px 0 108px;
    isolation: isolate;
}
/* 顶部 1px 渐变光带 */
.hero::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent 4%, rgba(120, 175, 255, .6) 50%, transparent 96%);
    z-index: 1;
}
/* 超淡网格 */
.hero .hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(120, 170, 255, .05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 170, 255, .05) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(115% 88% at 50% 10%, #000 26%, transparent 76%);
    -webkit-mask-image: radial-gradient(115% 88% at 50% 10%, #000 26%, transparent 76%);
    z-index: -1;
}
/* 主光晕 */
.hero::after {
    content: "";
    position: absolute;
    width: 680px;
    height: 680px;
    right: -180px;
    top: -240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(46, 123, 255, .26), transparent 66%);
    filter: blur(36px);
    z-index: -1;
    animation: floatGlow 15s var(--ease) infinite alternate;
}
@keyframes floatGlow {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(-40px, 32px, 0) scale(1.08); }
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 64px;
    align-items: center;
}
.hero-copy { max-width: 640px; }
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px 8px 13px;
    margin-bottom: 30px;
    border: 1px solid rgba(130, 180, 255, .24);
    border-radius: 999px;
    background: rgba(16, 32, 62, .5);
    backdrop-filter: blur(8px);
    font-size: .82rem;
    letter-spacing: .05em;
    color: #AECBF5;
}
.hero-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan-400);
    box-shadow: 0 0 0 4px rgba(56, 214, 245, .15);
    animation: pulse 2.6s var(--ease) infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .3; }
}

.hero h1 {
    font-size: 3.65rem;
    font-weight: 750;
    line-height: 1.16;
    color: #fff;
    letter-spacing: -.02em;
    margin-bottom: 24px;
}
.hero h1 .grad {
    background: linear-gradient(98deg, #8FBFFF 0%, var(--cyan-400) 58%, #A5ECFF 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-lead {
    font-size: 1.08rem;
    line-height: 1.9;
    color: rgba(190, 208, 240, .72);
    margin-bottom: 38px;
}
.hero-lead strong { color: #E3EEFF; font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 52px; }

.hero-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    padding-top: 32px;
    border-top: 1px solid rgba(130, 175, 255, .12);
}
.hero-metrics div {
    flex: 1 1 0;
    min-width: 118px;
    padding-right: 24px;
}
.hero-metrics div + div { padding-left: 24px; border-left: 1px solid rgba(130, 175, 255, .1); }
.hero-metrics strong {
    display: block;
    font-size: 1.9rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -.02em;
    font-variant-numeric: tabular-nums;
}
.hero-metrics strong span { font-weight: 600; }
.hero-metrics span { font-size: .82rem; color: rgba(160, 186, 228, .62); letter-spacing: .02em; }

/* Hero 右侧可视化卡片：玻璃拟态 */
.hero-visual { position: relative; }
.hero-card {
    position: relative;
    border: 1px solid rgba(130, 180, 255, .16);
    border-radius: var(--radius-lg);
    background: linear-gradient(155deg, rgba(20, 38, 72, .66), rgba(7, 14, 30, .82));
    box-shadow: 0 40px 90px rgba(2, 6, 16, .5);
    overflow: hidden;
    backdrop-filter: blur(10px);
}
.hero-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(160, 200, 255, .5), transparent);
}
.hero-card-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 15px 20px;
    border-bottom: 1px solid rgba(130, 180, 255, .1);
    font-size: .8rem;
    letter-spacing: .1em;
    color: rgba(165, 192, 235, .6);
}
.hero-card-head i { width: 8px; height: 8px; border-radius: 50%; background: rgba(130, 180, 255, .3); }
.hero-card-head i:nth-child(2) { background: rgba(245, 166, 35, .5); }
.hero-card-head i:nth-child(3) { background: rgba(56, 214, 245, .5); }
.hero-card-head span { margin-left: auto; }
.hero-card-body { padding: 24px 22px 26px; }
.hero-layer {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 13px 15px;
    margin-bottom: 11px;
    border: 1px solid rgba(130, 180, 255, .12);
    border-radius: 12px;
    background: rgba(46, 123, 255, .05);
    transition: transform .32s var(--ease), border-color .32s var(--ease), background .32s var(--ease);
}
.hero-layer:hover {
    transform: translateX(6px);
    border-color: rgba(130, 180, 255, .36);
    background: rgba(46, 123, 255, .12);
}
.hero-layer .ic {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(140deg, rgba(46, 123, 255, .26), rgba(56, 214, 245, .14));
    color: #A8CBFF;
}
.hero-layer strong { display: block; color: #EDF4FF; font-size: .95rem; font-weight: 600; }
.hero-layer small { color: rgba(158, 186, 228, .6); font-size: .78rem; }
.hero-bars { display: flex; align-items: flex-end; gap: 7px; height: 62px; margin-top: 18px; }
.hero-bars i {
    flex: 1;
    border-radius: 4px 4px 2px 2px;
    background: linear-gradient(180deg, rgba(56, 214, 245, .8), rgba(46, 123, 255, .22));
    animation: barRise 3.6s var(--ease) infinite;
    transform-origin: bottom;
}
.hero-bars i:nth-child(2) { animation-delay: .25s; }
.hero-bars i:nth-child(3) { animation-delay: .5s; }
.hero-bars i:nth-child(4) { animation-delay: .75s; }
.hero-bars i:nth-child(5) { animation-delay: 1s; }
.hero-bars i:nth-child(6) { animation-delay: 1.25s; }
.hero-bars i:nth-child(7) { animation-delay: 1.5s; }
@keyframes barRise {
    0%, 100% { transform: scaleY(.42); opacity: .55; }
    50% { transform: scaleY(1); opacity: 1; }
}

/* --------------------------------------------------------------------------
   7. 内页 Hero
   -------------------------------------------------------------------------- */
.page-hero {
    position: relative;
    overflow: hidden;
    padding: 88px 0 76px;
    background:
        radial-gradient(880px 420px at 84% -22%, rgba(26, 92, 229, .3) 0%, transparent 60%),
        linear-gradient(165deg, var(--navy-950), var(--navy-900) 68%, #081124);
    color: rgba(205, 222, 248, .76);
    isolation: isolate;
}
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent 4%, rgba(120, 175, 255, .5) 50%, transparent 96%);
    z-index: 1;
}
.page-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(120, 170, 255, .045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 170, 255, .045) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: radial-gradient(100% 120% at 30% 0%, #000 18%, transparent 72%);
    -webkit-mask-image: radial-gradient(100% 120% at 30% 0%, #000 18%, transparent 72%);
    z-index: -1;
}
.page-hero h1 {
    color: #fff;
    font-size: 2.6rem;
    letter-spacing: -.018em;
    margin-bottom: 16px;
}
.page-hero p { max-width: 720px; color: rgba(180, 202, 240, .68); margin: 0; font-size: 1.02rem; line-height: 1.85; }
.page-hero .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: .76rem;
    font-weight: 600;
    letter-spacing: .24em;
    text-transform: uppercase;
    color: var(--cyan-400);
    margin-bottom: 20px;
}
.page-hero .eyebrow::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 1px;
    background: var(--cyan-400);
    box-shadow: 0 0 0 3px rgba(56, 214, 245, .16);
}

/* 面包屑 */
.breadcrumb { margin-top: 28px; }
.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: .85rem;
}
.breadcrumb li { margin: 0; color: rgba(158, 186, 228, .55); }
.breadcrumb li + li::before { content: "/"; margin-right: 9px; color: rgba(120, 160, 220, .35); }
.breadcrumb a { color: rgba(185, 210, 250, .75); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb [aria-current] { color: rgba(140, 170, 215, .5); }

.breadcrumb-light ol { font-size: .86rem; }
.breadcrumb-light li { color: var(--muted-solid); }
.breadcrumb-light a { color: var(--text); }
.breadcrumb-light a:hover { color: var(--blue-600); }

/* --------------------------------------------------------------------------
   8. 通用卡片
   -------------------------------------------------------------------------- */
.card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 32px 30px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    transition: transform .34s var(--ease), box-shadow .34s var(--ease), border-color .34s var(--ease);
    overflow: hidden;
}
.card::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue-500), var(--cyan-400));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s var(--ease);
}
.card:hover {
    transform: translateY(-5px);
    border-color: rgba(46, 123, 255, .26);
    box-shadow: var(--shadow);
}
.card:hover::after { transform: scaleX(1); }

.card-icon {
    display: grid;
    place-items: center;
    width: 52px;
    height: 52px;
    margin-bottom: 22px;
    border-radius: 13px;
    background: var(--blue-50);
    color: var(--blue-600);
    transition: background .34s var(--ease), color .34s var(--ease), transform .34s var(--ease);
}
.card:hover .card-icon {
    background: var(--blue-600);
    color: #fff;
    transform: translateY(-2px);
}
.card h3 { font-size: 1.16rem; letter-spacing: -.01em; margin-bottom: .5em; }
.card h3 a { color: var(--ink); }
.card h3 a:hover { color: var(--blue-600); }
.card p { color: var(--muted-solid); font-size: .94rem; margin-bottom: 1.2em; }
.card .card-foot { margin-top: auto; }

.card-tag {
    display: inline-block;
    padding: 3px 11px;
    margin-bottom: 14px;
    border-radius: 999px;
    background: var(--blue-50);
    color: var(--blue-600);
    font-size: .76rem;
    font-weight: 600;
    letter-spacing: .03em;
}

/* 深色卡片（首页服务区块） */
.card-dark {
    border-color: rgba(130, 180, 255, .13);
    background: linear-gradient(155deg, rgba(22, 42, 80, .5), rgba(8, 15, 32, .42));
}
.card-dark h3 { color: #fff; }
.card-dark h3 a { color: #fff; }
.card-dark h3 a:hover { color: #C9E2FF; }
.card-dark p { color: rgba(172, 196, 235, .66); }
.card-dark .card-icon {
    background: linear-gradient(140deg, rgba(46, 123, 255, .2), rgba(56, 214, 245, .1));
    color: #A8CBFF;
}
.card-dark:hover {
    border-color: rgba(130, 180, 255, .38);
    box-shadow: 0 30px 60px rgba(2, 6, 16, .45);
}
.card-dark:hover .card-icon { background: linear-gradient(140deg, var(--blue-600), var(--cyan-400)); color: #061024; }
.card-dark .text-link { color: #9CC6FF; }
.card-dark .text-link:hover { color: #C9E2FF; }

/* --------------------------------------------------------------------------
   9. 产品卡片
   -------------------------------------------------------------------------- */
.product-card { padding: 0; }
.product-card .thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    background: linear-gradient(150deg, var(--navy-800), var(--navy-600));
    overflow: hidden;
}
.product-card .thumb::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(4, 8, 16, .14));
    opacity: 0;
    transition: opacity .4s var(--ease);
}
.product-card:hover .thumb::after { opacity: 1; }
.product-card .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}
.product-card:hover .thumb img { transform: scale(1.04); }
.product-card .body { padding: 26px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.product-card h3 { font-size: 1.18rem; margin-bottom: .3em; }
.product-card .sub { color: var(--blue-600); font-size: .85rem; font-weight: 600; letter-spacing: .02em; margin-bottom: 12px; }
.product-card p { font-size: .93rem; }
.product-card .card-foot { margin-top: auto; padding-top: 4px; }

/* --------------------------------------------------------------------------
   10. 资讯
   -------------------------------------------------------------------------- */
.news-feature {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #fff;
    transition: box-shadow .34s var(--ease), border-color .34s var(--ease);
}
.news-feature:hover { box-shadow: var(--shadow); border-color: rgba(46, 123, 255, .24); }
.news-feature .thumb { position: relative; min-height: 340px; background: var(--navy-800); }
.news-feature .thumb img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.news-feature .body { padding: 42px 44px; display: flex; flex-direction: column; justify-content: center; }
.news-feature h3 { font-size: 1.6rem; line-height: 1.42; letter-spacing: -.012em; margin-bottom: .5em; }
.news-feature h3 a { color: var(--ink); }
.news-feature h3 a:hover { color: var(--blue-600); }
.news-feature p { color: var(--muted-solid); margin-bottom: 22px; }

.news-list { display: grid; gap: 18px; }
.news-item {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr) auto;
    gap: 26px;
    align-items: center;
    padding: 20px 22px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.news-item:hover {
    transform: translateY(-3px);
    border-color: rgba(46, 123, 255, .26);
    box-shadow: var(--shadow-sm);
}
.news-item .thumb {
    aspect-ratio: 16 / 10;
    border-radius: 10px;
    overflow: hidden;
    background: var(--navy-800);
}
.news-item .thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-item h3 { font-size: 1.12rem; line-height: 1.5; letter-spacing: -.008em; margin-bottom: .35em; }
.news-item h3 a { color: var(--ink); }
.news-item h3 a:hover { color: var(--blue-600); }
.news-item p { color: var(--muted-solid); font-size: .92rem; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.news-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
    font-size: .82rem;
    color: var(--muted-solid);
}
.news-meta .cat {
    padding: 3px 11px;
    border-radius: 999px;
    background: var(--blue-50);
    color: var(--blue-600);
    font-weight: 600;
}
.news-item .side {
    text-align: right;
    min-width: 96px;
    color: var(--muted-solid);
    font-size: .84rem;
}
.news-item .side .d {
    display: block;
    font-size: 1.9rem;
    font-weight: 700;
    line-height: 1.1;
    color: var(--ink);
    letter-spacing: -.02em;
    font-variant-numeric: tabular-nums;
}
.news-item .side .ym { font-size: .78rem; color: var(--muted-solid); font-variant-numeric: tabular-nums; }

/* 资讯详情 */
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 336px; gap: 56px; align-items: start; }
.article { min-width: 0; }
.article-header { padding-bottom: 28px; margin-bottom: 32px; border-bottom: 1px solid var(--line); }
.article-header h1 { font-size: 2.1rem; line-height: 1.4; letter-spacing: -.015em; margin-bottom: 18px; }
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: .87rem;
    color: var(--muted-solid);
}
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }

.article-cover {
    margin-bottom: 36px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--line);
}
.article-cover img { width: 100%; }

.prose { font-size: 1.04rem; line-height: 1.95; color: #333D4D; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { font-size: 1.5rem; margin: 2em 0 .7em; padding-left: 15px; border-left: 3px solid var(--blue-500); }
.prose h3 { font-size: 1.18rem; margin: 1.75em 0 .6em; color: var(--ink); }
.prose h4 { font-size: 1.05rem; margin: 1.5em 0 .5em; }
.prose p { margin-bottom: 1.25em; }
.prose ul, .prose ol { padding-left: 1.35em; margin-bottom: 1.4em; }
.prose li { margin-bottom: .55em; }
.prose img { border-radius: var(--radius); margin: 1.6em 0; }
.prose blockquote {
    margin: 1.8em 0;
    padding: 18px 24px;
    border-left: 3px solid var(--blue-400);
    background: var(--blue-50);
    border-radius: 0 12px 12px 0;
    color: #2B3749;
}
.prose blockquote p:last-child { margin-bottom: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: .95rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 11px 14px; text-align: left; }
.prose th { background: var(--bg-soft); font-weight: 600; color: var(--ink); }
.prose code {
    padding: 2px 7px;
    border-radius: 5px;
    background: var(--bg-mute);
    font-size: .9em;
    font-family: Consolas, Monaco, monospace;
}
.prose .tip {
    padding: 14px 20px;
    border-radius: 12px;
    background: var(--blue-50);
    color: var(--muted-solid);
    font-size: .9rem;
}
.prose a.auto-link {
    border-bottom: 1px dashed var(--blue-400);
    font-weight: 500;
}
.prose a.auto-link:hover { border-bottom-style: solid; }

.article-tags { display: flex; flex-wrap: wrap; gap: 9px; margin: 36px 0 0; }
.article-tags a {
    padding: 6px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: .85rem;
    color: var(--muted-solid);
    background: #fff;
}
.article-tags a:hover { border-color: var(--blue-400); color: var(--blue-600); background: var(--blue-50); }

.article-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-top: 36px;
    padding: 20px 22px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--bg-soft);
}
.article-actions .label { font-size: .9rem; color: var(--muted-solid); font-weight: 600; }

.article-nav {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 32px;
}
.article-nav a {
    display: block;
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--ink);
    font-size: .94rem;
    background: #fff;
    transition: border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.article-nav a:hover { border-color: var(--blue-400); box-shadow: var(--shadow-sm); color: var(--blue-600); }
.article-nav small { display: block; color: var(--muted-solid); font-size: .76rem; margin-bottom: 6px; letter-spacing: .1em; text-transform: uppercase; }
.article-nav .text-right { text-align: right; }

/* 侧栏 */
.sidebar { display: grid; gap: 24px; position: sticky; top: calc(var(--header-h) + 24px); }
.widget {
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
}
.widget h3 {
    font-size: 1rem;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line-soft);
    display: flex;
    align-items: center;
    gap: 10px;
}
.widget h3::before {
    content: "";
    width: 4px;
    height: 4px;
    border-radius: 1px;
    background: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(46, 123, 255, .14);
}
.widget-list { list-style: none; margin: 0; padding: 0; }
.widget-list li {
    margin: 0;
    padding: 11px 0;
    border-bottom: 1px dashed var(--line-soft);
    font-size: .93rem;
}
.widget-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.widget-list a { color: var(--text); display: flex; gap: 10px; }
.widget-list a:hover { color: var(--blue-600); }
.widget-list .rank {
    flex: none;
    width: 20px;
    height: 20px;
    display: grid;
    place-items: center;
    border-radius: 6px;
    background: var(--bg-mute);
    color: var(--muted-solid);
    font-size: .72rem;
    font-weight: 700;
    margin-top: 3px;
    font-variant-numeric: tabular-nums;
}
.widget-list li:nth-child(-n+3) .rank { background: var(--blue-600); color: #fff; }
.widget-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.widget-tags a {
    padding: 6px 13px;
    border-radius: 999px;
    background: var(--bg-soft);
    color: var(--muted-solid);
    font-size: .83rem;
}
.widget-tags a:hover { background: var(--blue-600); color: #fff; }
.widget-contact {
    background: linear-gradient(155deg, var(--navy-800), var(--navy-600));
    border-color: transparent;
    color: rgba(195, 214, 245, .76);
}
.widget-contact h3 { color: #fff; border-bottom-color: rgba(130, 175, 255, .16); }
.widget-contact h3::before { background: var(--cyan-400); box-shadow: 0 0 0 3px rgba(56, 214, 245, .15); }
.widget-contact p { font-size: .9rem; margin-bottom: 16px; color: rgba(172, 196, 235, .66); }
.widget-contact .line { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: .92rem; color: #D8E6FC; }
.widget-contact .line strong { font-weight: 600; }

/* --------------------------------------------------------------------------
   11. 区块：数据 / 优势 / 流程 / 客户
   -------------------------------------------------------------------------- */
.stat-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}
.stat-strip .item { padding: 36px 26px; background: #fff; text-align: center; }
.stat-strip strong {
    display: block;
    font-size: 2.3rem;
    font-weight: 750;
    letter-spacing: -.025em;
    color: var(--ink);
    font-variant-numeric: tabular-nums;
}
.stat-strip span { font-size: .88rem; color: var(--muted-solid); letter-spacing: .02em; }

.adv-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.adv-item {
    padding: 30px 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    transition: border-color .32s var(--ease), box-shadow .32s var(--ease), transform .32s var(--ease);
}
.adv-item:hover { transform: translateY(-4px); border-color: rgba(46, 123, 255, .26); box-shadow: var(--shadow-sm); }
.adv-item .ic {
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    margin-bottom: 18px;
    border-radius: 12px;
    background: var(--blue-50);
    color: var(--blue-600);
}
.adv-item h3 { font-size: 1.06rem; margin-bottom: .4em; }
.adv-item p { margin: 0; font-size: .92rem; color: var(--muted-solid); }

.customer-wall {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1px;
    background: var(--line-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}
.customer-wall span {
    display: grid;
    place-items: center;
    min-height: 88px;
    padding: 12px;
    background: #fff;
    color: #525D6E;
    font-size: .9rem;
    text-align: center;
    line-height: 1.45;
    transition: background .28s var(--ease), color .28s var(--ease);
}
.customer-wall span:hover { background: var(--blue-50); color: var(--blue-600); }

/* 服务流程 */
.steps { display: grid; gap: 0; position: relative; }
.steps .step {
    position: relative;
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 22px;
    padding-bottom: 32px;
}
.steps .step:last-child { padding-bottom: 0; }
.steps .step::before {
    content: "";
    position: absolute;
    left: 31px;
    top: 58px;
    bottom: 6px;
    width: 1px;
    background: linear-gradient(180deg, var(--blue-400), rgba(46, 123, 255, .06));
}
.steps .step:last-child::before { display: none; }
.steps .num {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 1px solid var(--blue-100);
    background: #fff;
    color: var(--blue-600);
    font-weight: 700;
    font-size: 1.1rem;
    z-index: 1;
    font-variant-numeric: tabular-nums;
}
.steps .txt { padding-top: 12px; }
.steps .txt h4 { margin-bottom: .3em; font-size: 1.08rem; }
.steps .txt p { margin: 0; color: var(--muted-solid); font-size: .94rem; }

/* 列表清单 */
.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.check-list li {
    display: flex;
    gap: 12px;
    margin: 0;
    font-size: .96rem;
    color: var(--text);
}
.check-list li svg { color: var(--blue-500); margin-top: 4px; flex: none; }
.check-list li strong { color: var(--ink); }

/* --------------------------------------------------------------------------
   12. FAQ
   -------------------------------------------------------------------------- */
.faq-list { display: grid; gap: 14px; }
.faq-item {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    overflow: hidden;
    transition: border-color .28s var(--ease), box-shadow .28s var(--ease);
}
.faq-item[open] { border-color: rgba(46, 123, 255, .3); box-shadow: var(--shadow-sm); }
.faq-item summary {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 22px 26px;
    cursor: pointer;
    font-weight: 600;
    color: var(--ink);
    font-size: 1.02rem;
    list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .q {
    display: grid;
    place-items: center;
    width: 26px;
    height: 26px;
    flex: none;
    border-radius: 8px;
    background: var(--blue-50);
    color: var(--blue-600);
    font-size: .82rem;
    font-weight: 700;
}
.faq-item summary .chev { margin-left: auto; color: var(--muted-solid); transition: transform .3s var(--ease); }
.faq-item[open] summary .chev { transform: rotate(180deg); color: var(--blue-600); }
.faq-item .answer { padding: 0 26px 26px 67px; color: var(--muted-solid); font-size: .96rem; }
.faq-item .answer p:last-child { margin-bottom: 0; }

/* --------------------------------------------------------------------------
   13. CTA
   -------------------------------------------------------------------------- */
.cta-band {
    position: relative;
    overflow: hidden;
    padding: 84px 0;
    background:
        radial-gradient(720px 360px at 10% -10%, rgba(26, 92, 229, .34) 0%, transparent 58%),
        linear-gradient(125deg, var(--navy-950), var(--navy-800));
    color: rgba(200, 218, 246, .78);
    isolation: isolate;
}
.cta-band::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent 4%, rgba(120, 175, 255, .5) 50%, transparent 96%);
}
.cta-band::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(120, 170, 255, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 170, 255, .04) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: radial-gradient(90% 120% at 20% 0%, #000 20%, transparent 78%);
    -webkit-mask-image: radial-gradient(90% 120% at 20% 0%, #000 20%, transparent 78%);
    z-index: -1;
}
.cta-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
}
.cta-inner h2 { color: #fff; font-size: 2rem; letter-spacing: -.015em; margin-bottom: .4em; }
.cta-inner p { margin: 0; color: rgba(175, 198, 238, .7); font-size: 1rem; letter-spacing: .02em; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* --------------------------------------------------------------------------
   14. 分页
   -------------------------------------------------------------------------- */
.pager { margin-top: 50px; }
.pager ul { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px; list-style: none; margin: 0; padding: 0; }
.pager li { margin: 0; }
.pager a, .pager span {
    display: grid;
    place-items: center;
    min-width: 42px;
    height: 42px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 11px;
    background: #fff;
    color: var(--text);
    font-size: .92rem;
    font-variant-numeric: tabular-nums;
    transition: all .24s var(--ease);
}
.pager a:hover { border-color: var(--blue-500); color: var(--blue-600); transform: translateY(-2px); }
.pager .active span { background: var(--blue-600); border-color: transparent; color: #fff; font-weight: 600; }
.pager .disabled span { color: #B7BfCC; background: var(--bg-soft); }
.pager .gap span { border: 0; background: none; color: var(--muted-solid); min-width: 20px; padding: 0; }

/* --------------------------------------------------------------------------
   15. 表单
   -------------------------------------------------------------------------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .9rem; font-weight: 600; color: var(--ink); }
.field label .req { color: #E5484D; margin-left: 3px; }
.field input, .field select, .field textarea {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid var(--line);
    border-radius: 11px;
    background: #fff;
    font-size: .96rem;
    font-family: inherit;
    color: var(--ink);
    transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.field textarea { min-height: 132px; resize: vertical; line-height: 1.7; }
.field input:focus, .field select:focus, .field textarea:focus {
    outline: none;
    border-color: var(--blue-500);
    box-shadow: 0 0 0 4px rgba(46, 123, 255, .1);
}
.field .hint { font-size: .82rem; color: var(--muted-solid); }
.form-note { font-size: .85rem; color: var(--muted-solid); }
.form-msg { display: none; padding: 13px 18px; border-radius: 11px; font-size: .93rem; margin-bottom: 18px; }
.form-msg.ok { display: block; background: #EAF7EF; color: #16794C; border: 1px solid #BCE6CE; }
.form-msg.err { display: block; background: #FDECEC; color: #C1373C; border: 1px solid #F6C9CA; }
.hp-field { position: absolute; left: -9999px; opacity: 0; }

/* --------------------------------------------------------------------------
   16. 关于我们
   -------------------------------------------------------------------------- */
.about-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 56px; align-items: start; }
.about-nav { position: sticky; top: calc(var(--header-h) + 24px); }
.about-nav ul { list-style: none; margin: 0; padding: 8px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.about-nav li { margin: 0; }
.about-nav a {
    display: block;
    padding: 13px 18px;
    border-radius: 10px;
    color: var(--text);
    font-size: .96rem;
    transition: background .22s var(--ease), color .22s var(--ease);
}
.about-nav a:hover { background: var(--blue-50); color: var(--blue-600); }
.about-nav a.is-active { background: var(--navy-800); color: #fff; font-weight: 600; }

.timeline { position: relative; margin: 0; padding: 0 0 0 30px; list-style: none; }
.timeline::before {
    content: "";
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background: linear-gradient(180deg, var(--blue-500), rgba(46, 123, 255, .08));
}
.timeline li { position: relative; margin: 0 0 32px; }
.timeline li::before {
    content: "";
    position: absolute;
    left: -27px;
    top: 9px;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--blue-500);
    box-shadow: 0 0 0 4px rgba(46, 123, 255, .14);
}
.timeline .year { font-weight: 700; color: var(--blue-600); font-size: 1.05rem; letter-spacing: .02em; font-variant-numeric: tabular-nums; }
.timeline h4 { margin: .25em 0 .35em; font-size: 1.06rem; }
.timeline p { margin: 0; color: var(--muted-solid); font-size: .94rem; }

/* --------------------------------------------------------------------------
   17. 招聘
   -------------------------------------------------------------------------- */
.job-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 26px;
    align-items: center;
    padding: 28px 32px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.job-item:hover {
    transform: translateY(-4px);
    border-color: rgba(46, 123, 255, .28);
    box-shadow: var(--shadow);
}
.job-item h3 { font-size: 1.2rem; letter-spacing: -.01em; margin-bottom: .4em; }
.job-item h3 a { color: var(--ink); }
.job-item h3 a:hover { color: var(--blue-600); }
.job-meta { display: flex; flex-wrap: wrap; gap: 18px; font-size: .87rem; color: var(--muted-solid); }
.job-meta span { display: inline-flex; align-items: center; gap: 6px; }
.job-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 13px; }
.job-tags span {
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--blue-50);
    color: var(--blue-600);
    font-size: .78rem;
    font-weight: 500;
}
.job-item .job-cta { flex: none; }
.job-salary { font-size: 1.05rem; font-weight: 700; color: var(--blue-600); margin-bottom: 10px; text-align: right; font-variant-numeric: tabular-nums; }

.apply-panel {
    padding: 34px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(160deg, var(--bg-soft), #fff);
}
.apply-panel h3 { margin-bottom: .4em; }

/* --------------------------------------------------------------------------
   18. 联系
   -------------------------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .92fr); gap: 48px; align-items: start; }
.contact-card {
    padding: 36px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
}
.contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 24px; }
.contact-list li { display: flex; gap: 16px; margin: 0; }
.contact-list .ic {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    flex: none;
    border-radius: 12px;
    background: var(--blue-50);
    color: var(--blue-600);
}
.contact-list strong { display: block; font-size: .84rem; color: var(--muted-solid); font-weight: 600; margin-bottom: 3px; letter-spacing: .03em; }
.contact-list .v { color: var(--ink); font-size: 1rem; line-height: 1.6; }
.contact-list .v a { color: var(--ink); }
.contact-list .v a:hover { color: var(--blue-600); }

.map-frame {
    margin-top: 26px;
    height: 300px;
    border-radius: var(--radius);
    background:
        linear-gradient(rgba(46, 123, 255, .05) 1px, transparent 1px) 0 0 / 34px 34px,
        linear-gradient(90deg, rgba(46, 123, 255, .05) 1px, transparent 1px) 0 0 / 34px 34px,
        linear-gradient(150deg, var(--navy-800), var(--navy-600));
    display: grid;
    place-items: center;
    color: rgba(195, 216, 250, .78);
    text-align: center;
    padding: 24px;
    position: relative;
    overflow: hidden;
}
.map-frame::after {
    content: "";
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--cyan-400);
    box-shadow: 0 0 0 8px rgba(56, 214, 245, .15), 0 0 0 22px rgba(56, 214, 245, .06);
}
.map-frame .pin-label {
    position: relative;
    z-index: 1;
    padding: 9px 18px;
    border-radius: 999px;
    background: rgba(5, 10, 22, .72);
    border: 1px solid rgba(130, 180, 255, .24);
    font-size: .9rem;
    backdrop-filter: blur(6px);
}

/* --------------------------------------------------------------------------
   19. 站内搜索
   -------------------------------------------------------------------------- */
.search-hero { padding: 60px 0 44px; background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.search-form { display: flex; gap: 12px; max-width: 640px; }
.search-form input {
    flex: 1;
    height: 54px;
    padding: 0 22px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 1rem;
    font-family: inherit;
    background: #fff;
}
.search-form input:focus { outline: none; border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(46, 123, 255, .1); }
.result-item {
    padding: 26px 0;
    border-bottom: 1px dashed var(--line);
}
.result-item:last-child { border-bottom: 0; }
.result-item .type {
    display: inline-block;
    padding: 3px 11px;
    margin-bottom: 9px;
    border-radius: 999px;
    background: var(--blue-50);
    color: var(--blue-600);
    font-size: .76rem;
    font-weight: 600;
}
.result-item h3 { font-size: 1.12rem; margin-bottom: .3em; }
.result-item h3 a { color: var(--ink); }
.result-item h3 a:hover { color: var(--blue-600); }
.result-item p { margin: 0; color: var(--muted-solid); font-size: .93rem; }

/* --------------------------------------------------------------------------
   20. 网站地图
   -------------------------------------------------------------------------- */
.sitemap-group { margin-bottom: 44px; }
.sitemap-group h2 { font-size: 1.3rem; padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 22px; }
.sitemap-group ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px 24px; }
.sitemap-group li { margin: 0; font-size: .94rem; }
.sitemap-group li .date { color: var(--muted-solid); font-size: .82rem; margin-left: 6px; font-variant-numeric: tabular-nums; }

/* --------------------------------------------------------------------------
   21. 页脚
   -------------------------------------------------------------------------- */
.site-footer {
    position: relative;
    background: var(--navy-950);
    color: rgba(152, 172, 204, .72);
    padding: 76px 0 0;
    font-size: .92rem;
}
.site-footer::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent 4%, rgba(120, 170, 255, .3) 50%, transparent 96%);
}
.footer-top {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(0, .8fr)) minmax(0, 1.1fr);
    gap: 48px;
    padding-bottom: 56px;
}
.footer-brand img { height: 42px; margin-bottom: 22px; filter: brightness(0) invert(1) opacity(.92); }
.footer-brand p { color: rgba(140, 162, 196, .62); font-size: .91rem; line-height: 1.9; margin-bottom: 22px; max-width: 360px; }
.footer-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-badges span {
    padding: 5px 12px;
    border: 1px solid rgba(120, 160, 220, .16);
    border-radius: 999px;
    font-size: .77rem;
    color: rgba(148, 174, 214, .7);
    letter-spacing: .02em;
}
.footer-col h4 {
    color: #fff;
    font-size: .95rem;
    margin-bottom: 22px;
    letter-spacing: .04em;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.footer-col li { margin: 0; }
.footer-col a { color: rgba(148, 170, 204, .7); font-size: .91rem; transition: color .22s var(--ease); }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 11px; color: rgba(148, 170, 204, .7); font-size: .91rem; line-height: 1.7; }
.footer-contact svg { color: var(--blue-400); margin-top: 4px; flex: none; }
.footer-contact a { color: rgba(180, 202, 236, .82); }

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 24px 0 28px;
    border-top: 1px solid rgba(120, 160, 220, .1);
    font-size: .85rem;
    color: rgba(128, 150, 184, .62);
}
.footer-bottom a { color: rgba(148, 170, 204, .7); }
.footer-bottom a:hover { color: #fff; }
.footer-bottom .links { display: flex; flex-wrap: wrap; gap: 18px; }

/* 返回顶部 */
.to-top {
    position: fixed;
    right: 26px;
    bottom: 30px;
    z-index: 90;
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    color: var(--ink);
    box-shadow: var(--shadow);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: all .32s var(--ease);
}
.to-top.is-show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--navy-800); color: #fff; border-color: transparent; }

/* --------------------------------------------------------------------------
   22. 404
   -------------------------------------------------------------------------- */
.error-page { padding: 116px 0 128px; text-align: center; }
.error-page .code {
    font-size: 7.2rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -.045em;
    background: linear-gradient(120deg, var(--blue-600), var(--cyan-400));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 12px;
    font-variant-numeric: tabular-nums;
}
.error-page h1 { font-size: 1.6rem; }
.error-page p { color: var(--muted-solid); max-width: 520px; margin: 0 auto 30px; }

/* --------------------------------------------------------------------------
   23. 动效（滚动出现）
   -------------------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .hero::after, .hero-bars i, .hero-badge .dot { animation: none; }
    * { transition-duration: .01ms !important; }
}

/* --------------------------------------------------------------------------
   24. 响应式
   -------------------------------------------------------------------------- */
/* 品牌文字仅在超宽屏显示（logo 图已含公司全称，避免重复） */
@media (min-width: 1500px) {
    .brand-text { display: flex; }
}

/* 中等宽度（900~1179）：隐藏搜索框与品牌文字，压缩导航尺寸，仍保持横向排列 */
@media (min-width: 900px) and (max-width: 1179px) {
    .header-inner { gap: 16px; }
    .brand-text { display: none; }
    .header-search { display: none; }
    .main-nav ul { gap: 0; }
    .main-nav a { padding: 10px 9px; font-size: .9rem; }
}

/* 窄屏（<900）：主导航切换为汉堡抽屉 */
@media (max-width: 899px) {
    .main-nav, .header-search { display: none; }
    .nav-toggle { display: flex; }
    .header-actions { margin-left: auto; }
}

/* 超窄屏（<640）：隐藏顶栏 CTA 按钮，避免挤压汉堡按钮（抽屉菜单与 Hero 均有入口） */
@media (max-width: 640px) {
    .header-actions .btn { display: none; }
}

@media (max-width: 1180px) {
    .hero-inner { grid-template-columns: 1fr; gap: 48px; }
    .hero-copy { max-width: none; }
    .hero-visual { max-width: 560px; }
    .article-layout { grid-template-columns: minmax(0, 1fr) 300px; gap: 40px; }
    .footer-top { grid-template-columns: repeat(2, 1fr); gap: 40px; }
}

@media (max-width: 1024px) {
    .section { padding: 80px 0; }
    .article-layout, .about-layout, .contact-grid { grid-template-columns: 1fr; }
    .sidebar, .about-nav { position: static; }
    .customer-wall { grid-template-columns: repeat(3, 1fr); }
    .g-4 { grid-template-columns: repeat(2, 1fr); }
    .adv-list { grid-template-columns: repeat(2, 1fr); }
    .news-feature { grid-template-columns: 1fr; }
    .news-feature .thumb { min-height: 250px; position: relative; }
    .sitemap-group ul { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    body { font-size: 15.5px; }
    h1 { font-size: 2rem; }
    .hero { padding: 76px 0 68px; }
    .hero h1 { font-size: 2.3rem; }
    .hero-lead { font-size: 1rem; }
    .page-hero { padding: 56px 0 50px; }
    .page-hero h1 { font-size: 1.9rem; }
    .section { padding: 62px 0; }
    .section-head { margin-bottom: 40px; }
    .section-head h2 { font-size: 1.7rem; }
    .g-2, .g-3, .g-4, .adv-list, .form-grid { grid-template-columns: 1fr; }
    .stat-strip { grid-template-columns: repeat(2, 1fr); }
    .customer-wall { grid-template-columns: repeat(2, 1fr); }
    .sitemap-group ul { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr; }
    .news-item { grid-template-columns: 1fr; gap: 16px; }
    .news-item .side { text-align: left; }
    .news-item .side .d { display: inline; font-size: 1rem; margin-right: 6px; }
    .news-feature .body { padding: 26px 22px; }
    .news-feature h3 { font-size: 1.28rem; }
    .article-header h1 { font-size: 1.5rem; }
    .article-nav { grid-template-columns: 1fr; }
    .job-item { grid-template-columns: 1fr; }
    .job-salary, .job-item .job-cta { text-align: left; }
    .hero-metrics div { padding-right: 16px; }
    .hero-metrics div + div { padding-left: 16px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .feature-img { min-height: 220px !important; }
}

@media (max-width: 480px) {
    .container { padding: 0 18px; }
    .hero h1 { font-size: 1.98rem; }
    .brand img { height: 32px; }
    .brand-text span { display: none; }
    .hero-metrics strong { font-size: 1.42rem; }
    .stat-strip strong { font-size: 1.85rem; }
    .customer-wall { grid-template-columns: 1fr; }
    .btn { padding: 13px 24px; font-size: .92rem; }
}

/* 打印 */
@media print {
    .site-header, .site-footer, .to-top, .cta-band, .sidebar, .pager { display: none !important; }
    body { font-size: 12pt; color: #000; }
    .prose a { color: #000; }
}