/* ==========================================================================
   瞰宇科技 · 站点视觉系统  theme.css
   --------------------------------------------------------------------------
   设计意图：
   原站所有区块都是「白底 + 白卡 + 灰字 + 圆角」，没有明暗节奏、没有层次，
   所以看起来单调廉价。本文件做四件事：
     1. 建立色彩 / 阴影 / 圆角 / 节奏的设计令牌
     2. 用「明—暗—明」的区块节奏替代满屏白
     3. 卡片从「白盒」升级为「有描边、有光、有编号」的信息单元
     4. 统一按钮、标签、标题的排版层级
   纯 CSS 增强，不改任何业务逻辑；删除本文件站点仍可用（只是变回旧样子）。
   ========================================================================== */

:root {
    /* 品牌色 */
    --brand: #0078E7;
    --brand-600: #0066C4;
    --brand-700: #004A99;
    --brand-soft: #E6F2FF;
    --brand-glow: rgba(0, 120, 231, .28);

    /* 深色（压场用） */
    --navy-900: #04162B;
    --navy-800: #062340;
    --navy-700: #0A3054;

    /* 中性 */
    --ink: #0D1B2A;
    --ink-2: #2C3E52;
    --muted: #5C7089;
    --line: #E4EBF3;
    --paper: #FFFFFF;
    --paper-2: #F3F8FD;

    /* 阴影：极淡双层，比单层大阴影更高级 */
    --sh-1: 0 1px 2px rgba(13, 27, 42, .05), 0 4px 12px -4px rgba(13, 27, 42, .06);
    --sh-2: 0 2px 4px rgba(13, 27, 42, .05), 0 12px 28px -8px rgba(13, 27, 42, .10);
    --sh-3: 0 4px 8px rgba(13, 27, 42, .04), 0 24px 56px -16px rgba(13, 27, 42, .16);

    --r-sm: 10px;
    --r-md: 14px;
    --r-lg: 20px;
    --r-xl: 28px;

    --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ==========================================================================
   1. 基础排版
   ========================================================================== */
body {
    color: var(--ink);
    letter-spacing: .005em;
    background: var(--paper);
}

h1, h2, h3, h4, h5 {
    color: var(--ink);
    letter-spacing: -.012em;
}

/* 深色渐变卡片里的标题：全局标题色是深藏青，会让卡片里的标题变成黑字，
   这里把声明了白字的深色容器内的标题改回白色 */
[class*="from-darkBlue"] h1, [class*="from-darkBlue"] h2, [class*="from-darkBlue"] h3,
[class*="from-darkBlue"] h4, [class*="from-darkBlue"] h5, [class*="from-darkBlue"] h6,
[class*="from-mainBlue"] h1, [class*="from-mainBlue"] h2, [class*="from-mainBlue"] h3,
[class*="from-mainBlue"] h4, [class*="from-mainBlue"] h5, [class*="from-mainBlue"] h6 {
    color: #fff;
}

p, li {
    text-wrap: pretty;
}

/* 数字用等宽数字，避免跳动 */
.tnum, [data-about="stats"] { font-variant-numeric: tabular-nums; }

/* 页面加载占位灰底对透明 LOGO 是灾难，单独去掉 */
img[data-site^="logo"],
.foot-brand img,
header img { background: transparent; }

/* ==========================================================================
   2. 区块外壳：节奏与容器
   ========================================================================== */
.sec {
    position: relative;
    padding: 88px 0;
}
.sec--tight { padding: 64px 0; }
.sec--paper2 { background: var(--paper-2); }

@media (max-width: 768px) {
    .sec { padding: 56px 0; }
    .sec--tight { padding: 44px 0; }
}

.shell {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}
@media (min-width: 768px) { .shell { padding: 0 32px; } }
@media (min-width: 1280px) { .shell { padding: 0 40px; } }

/* Tailwind 的 .container 同步放宽，并扣掉它自带的 md:px-8，
   让正文内容与页头 / 页脚的内容边缘严格对齐 */
html .container { max-width: 1384px; }

/* 细网格纹理（铺在深色区块上，制造科技质感） */
.tex-grid::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, .055) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, .055) 1px, transparent 1px);
    background-size: 56px 56px;
    -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 25%, transparent 78%);
    mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 25%, transparent 78%);
}

/* ==========================================================================
   3. 标题组（kicker + 主标题 + 副标题）
   ========================================================================== */
.head {
    max-width: 720px;
}
.head--center {
    margin: 0 auto;
    text-align: center;
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--brand);
    margin-bottom: 16px;
}
.kicker::before {
    content: '';
    width: 26px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--brand), rgba(0, 120, 231, .15));
}
.head--center .kicker::after {
    content: '';
    width: 26px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(270deg, var(--brand), rgba(0, 120, 231, .15));
}

.head-title {
    font-size: clamp(1.7rem, 3.2vw, 2.5rem);
    font-weight: 800;
    line-height: 1.24;
    color: var(--ink);
    margin: 0;
    text-wrap: balance;
}
.head-title em {
    font-style: normal;
    background: linear-gradient(100deg, var(--brand) 10%, #35A7FF 90%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.head-desc {
    margin-top: 16px;
    font-size: 15.5px;
    line-height: 1.8;
    color: var(--muted);
    text-wrap: pretty;
}

/* 深色区块里的标题 */
.is-dark .head-title { color: #fff; }
.is-dark .head-desc { color: rgba(226, 238, 252, .72); }
.is-dark .kicker { color: #7FBDFF; }
.is-dark .kicker::before,
.is-dark .kicker::after { background: linear-gradient(90deg, #7FBDFF, rgba(127, 189, 255, .1)); }

/* ==========================================================================
   4. 按钮
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 46px;
    padding: 0 24px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform .2s var(--ease), box-shadow .2s var(--ease),
                background-color .2s var(--ease), color .2s var(--ease),
                border-color .2s var(--ease);
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn i { font-size: 13px; }

.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, #1F8FFF 0%, var(--brand) 55%, var(--brand-600) 100%);
    box-shadow: 0 8px 20px -8px var(--brand-glow), inset 0 1px 0 rgba(255, 255, 255, .22);
}
.btn-primary:hover {
    box-shadow: 0 14px 30px -10px var(--brand-glow), inset 0 1px 0 rgba(255, 255, 255, .28);
    transform: translateY(-2px);
}

.btn-light {
    color: var(--brand-700);
    background: #fff;
    box-shadow: var(--sh-2);
}
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--sh-3); }

.btn-ghost {
    color: #fff;
    background: rgba(255, 255, 255, .09);
    border-color: rgba(255, 255, 255, .28);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, .18);
    border-color: rgba(255, 255, 255, .5);
    transform: translateY(-2px);
}

.btn-line {
    color: var(--brand-700);
    background: transparent;
    border-color: var(--line);
}
.btn-line:hover { background: var(--brand-soft); border-color: #B7DBFF; transform: translateY(-2px); }

/* 文字链接（带位移动效） */
.tlink {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--brand);
    transition: gap .22s var(--ease), color .2s;
}
.tlink:hover { gap: 11px; color: var(--brand-600); }

/* ==========================================================================
   5. 首屏 Hero
   ========================================================================== */
.hero {
    position: relative;
    background: var(--navy-900);
    overflow: hidden;
}

/* 轮播高度：桌面更有气势，手机上不占满屏 */
.hero .carousel-item img.hero-img,
.hero img.hero-img {
    width: 100%;
    height: clamp(460px, 74vh, 720px);
    object-fit: cover;
    display: block;
}
@media (max-width: 768px) {
    .hero .carousel-item img.hero-img,
    .hero img.hero-img { height: 74vh; min-height: 440px; }
}

/* 遮罩：左侧深色压字，右侧留图；底部再压一层过渡到白色 */
.hero-veil {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(4, 22, 43, .93) 0%, rgba(4, 22, 43, .78) 38%, rgba(4, 22, 43, .18) 72%, rgba(4, 22, 43, .32) 100%),
        linear-gradient(to top, rgba(4, 22, 43, .55) 0%, transparent 34%);
}
/* 左下角光晕 */
.hero-veil::after {
    content: '';
    position: absolute;
    left: -8%;
    bottom: -30%;
    width: 62%;
    height: 90%;
    background: radial-gradient(ellipse at center, rgba(0, 120, 231, .38), transparent 68%);
    filter: blur(20px);
}

.hero-inner {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
}
.hero-content {
    max-width: 660px;
    padding-bottom: 40px;
}


.hero-title {
    font-size: clamp(2.1rem, 5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.16;
    letter-spacing: -.02em;
    color: #fff;
    margin: 0 0 18px;
    text-shadow: 0 2px 18px rgba(0, 0, 0, .28);
}
.hero-sub {
    font-size: clamp(15px, 1.5vw, 17px);
    line-height: 1.8;
    color: rgba(224, 238, 253, .84);
    max-width: 620px;
    margin: 0 0 30px;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* 底部渐隐，让 Hero 与下方白底自然衔接 */
.hero-fade {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 90px;
    background: linear-gradient(to top, #fff, rgba(255, 255, 255, 0));
    pointer-events: none;
}

/* 滚动提示 */
.hero-scroll {
    position: absolute;
    left: 50%;
    bottom: 26px;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, .5);
}
.hero-scroll .bar {
    width: 1px;
    height: 34px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, .8), transparent);
    animation: heroBar 2s var(--ease) infinite;
}
@keyframes heroBar {
    0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
    55%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
    100% { transform: scaleY(1); transform-origin: top; opacity: 0; }
}
@media (max-width: 768px) { .hero-scroll { display: none; } }

/* 轮播控件：改为细长条指示器 + 玻璃圆钮 */
.carousel-indicators { display: flex; gap: 8px; align-items: center; }
.carousel-indicators .indicator {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .45);
    transition: width .4s var(--ease), background-color .3s;
}
.carousel-indicators .indicator:hover { background: rgba(255, 255, 255, .8); }
.carousel-indicators .indicator.active {
    width: 30px;
    background: #fff;
    box-shadow: 0 0 12px rgba(255, 255, 255, .6);
}

.carousel-prev, .carousel-next {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .28);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    opacity: 0;
    transition: opacity .3s, background-color .25s, transform .25s;
}
.hero:hover .carousel-prev,
.hero:hover .carousel-next { opacity: 1; }
.carousel-prev:hover, .carousel-next:hover {
    background: rgba(255, 255, 255, .26);
    transform: scale(1.06);
}
@media (max-width: 768px) {
    .carousel-prev, .carousel-next { opacity: .9; width: 38px; height: 38px; }
}

/* ==========================================================================
   6. 首屏下方能力条
   ========================================================================== */
.cap-bar {
    position: relative;
    z-index: 2;
    margin-top: -46px;
    background: #fff;
    border-radius: var(--r-lg);
    box-shadow: var(--sh-3);
    border: 1px solid var(--line);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
}
/* 后台把能力条改成 2/3 条时，列数跟着变，不留空位 */
.cap-bar[data-count="3"] { grid-template-columns: repeat(3, 1fr); }
.cap-bar[data-count="2"] { grid-template-columns: repeat(2, 1fr); }
.cap-bar[data-count="1"] { grid-template-columns: 1fr; }
.cap-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 22px 24px;
    position: relative;
}
.cap-item + .cap-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 26%;
    height: 48%;
    width: 1px;
    background: var(--line);
}
.cap-ico {
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    font-size: 16px;
    color: #fff;
    background: linear-gradient(145deg, #2E9BFF, var(--brand) 60%, var(--brand-600));
    box-shadow: 0 6px 14px -6px var(--brand-glow), inset 0 1px 0 rgba(255, 255, 255, .3);
}
.cap-t {
    font-size: 14.5px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.3;
}
.cap-d {
    font-size: 12.5px;
    color: var(--muted);
    margin-top: 2px;
}
@media (max-width: 1024px) {
    .cap-bar { grid-template-columns: repeat(2, 1fr); }
    .cap-item:nth-child(3)::before { display: none; }
    .cap-item:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 640px) {
    .cap-bar { margin-top: -30px; border-radius: var(--r-md); }
    .cap-item { padding: 16px; gap: 10px; }
    .cap-ico { width: 36px; height: 36px; font-size: 14px; border-radius: 10px; }
    .cap-t { font-size: 13px; }
    .cap-d { font-size: 11px; }
}

/* ==========================================================================
   7. 业务卡片
   ========================================================================== */
.biz-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
@media (max-width: 1024px) { .biz-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .biz-grid { grid-template-columns: 1fr; gap: 14px; } }

.biz-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 30px 28px 26px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-1);
    overflow: hidden;
    isolation: isolate;
    transition: transform .32s var(--ease), box-shadow .32s var(--ease), border-color .32s var(--ease);
}
/* 顶部极细渐变条，hover 才点亮 */
.biz-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--brand), #4FB0FF 45%, transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .45s var(--ease);
}
/* hover 时的柔光 */
.biz-card::after {
    content: '';
    position: absolute;
    right: -40px;
    top: -40px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--brand-glow), transparent 70%);
    opacity: 0;
    transition: opacity .35s;
    z-index: -1;
}
.biz-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--sh-3);
    border-color: #BFDDFF;
}
.biz-card:hover::before { transform: scaleX(1); }
.biz-card:hover::after { opacity: 1; }

/* 角标编号 */
.biz-no {
    position: absolute;
    top: 18px;
    right: 22px;
    font-size: 34px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -.04em;
    color: var(--ink);
    opacity: .07;
    font-variant-numeric: tabular-nums;
    transition: opacity .3s, color .3s;
    pointer-events: none;
}
.biz-card:hover .biz-no { opacity: .13; color: var(--brand); }

.biz-ico {
    width: 50px;
    height: 50px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    font-size: 19px;
    color: #fff;
    background: linear-gradient(145deg, #2E9BFF 0%, var(--brand) 58%, var(--brand-600) 100%);
    box-shadow: 0 8px 18px -8px var(--brand-glow), inset 0 1px 0 rgba(255, 255, 255, .32);
    margin-bottom: 20px;
    transition: transform .35s var(--ease);
}
.biz-card:hover .biz-ico { transform: scale(1.06) rotate(-3deg); }

.biz-t {
    font-size: 17.5px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--ink);
    margin: 0 0 10px;
}
.biz-d {
    font-size: 14px;
    line-height: 1.78;
    color: var(--muted);
    margin: 0 0 20px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.biz-more {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--brand);
    transition: gap .25s var(--ease);
}
.biz-more i {
    width: 20px;
    height: 20px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-size: 10px;
    background: var(--brand-soft);
    color: var(--brand);
    transition: background-color .25s, color .25s;
}
.biz-card:hover .biz-more { gap: 11px; }
.biz-card:hover .biz-more i { background: var(--brand); color: #fff; }

/* ==========================================================================
   8. 关于我们（深色区块）
   ========================================================================== */
.about-sec {
    position: relative;
    background:
        radial-gradient(ellipse 70% 60% at 78% 8%, rgba(0, 120, 231, .30), transparent 62%),
        radial-gradient(ellipse 60% 50% at 8% 92%, rgba(0, 90, 190, .22), transparent 60%),
        linear-gradient(160deg, var(--navy-900) 0%, #072B4E 58%, #062340 100%);
    color: #fff;
    overflow: hidden;
}
.about-wrap {
    display: grid;
    grid-template-columns: .92fr 1.08fr;
    gap: 64px;
    align-items: center;
}
@media (max-width: 1024px) {
    .about-wrap { grid-template-columns: 1fr; gap: 40px; }
}

/* 左侧：品牌面板 */
.about-panel {
    position: relative;
    padding: 34px 32px;
    border-radius: var(--r-xl);
    background: linear-gradient(155deg, rgba(255, 255, 255, .10), rgba(255, 255, 255, .03));
    border: 1px solid rgba(255, 255, 255, .14);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    box-shadow: 0 24px 60px -24px rgba(0, 0, 0, .6), inset 0 1px 0 rgba(255, 255, 255, .16);
}
.about-panel .logo-box {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
    margin-bottom: 22px;
}
.about-panel .logo-box .mark {
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border-radius: 15px;
    font-size: 25px;
    font-weight: 800;
    letter-spacing: -.04em;
    color: #fff;
    background: linear-gradient(145deg, #3AABFF 0%, var(--brand) 58%, var(--brand-600) 100%);
    box-shadow: 0 12px 26px -12px rgba(0, 120, 231, .95), inset 0 1px 0 rgba(255, 255, 255, .38);
}
.about-panel .logo-box img {
    height: 52px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: .95;
    background: transparent;
}
.about-panel .logo-box .nm {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    line-height: 1.4;
}
.about-panel .logo-box .sl {
    font-size: 11px;
    color: rgba(200, 224, 250, .62);
    margin-top: 4px;
    letter-spacing: 0;
    line-height: 1.6;
}
.about-facts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
/* 后台把数字格改成奇数项时，最后一项占满整行，避免留半格 */
.about-facts[data-count="3"] .about-fact:last-child,
.about-facts[data-count="5"] .about-fact:last-child { grid-column: 1 / -1; }
.about-fact {
    padding: 16px 16px 14px;
    border-radius: var(--r-md);
    background: rgba(255, 255, 255, .055);
    border: 1px solid rgba(255, 255, 255, .08);
    transition: background-color .25s, border-color .25s;
}
.about-fact:hover {
    background: rgba(0, 120, 231, .18);
    border-color: rgba(127, 189, 255, .3);
}
.about-fact .n {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -.02em;
}
.about-fact .n span { font-size: 13px; font-weight: 600; color: #8CC5FF; margin-left: 2px; }
.about-fact .l {
    font-size: 12px;
    color: rgba(200, 224, 250, .66);
    margin-top: 6px;
    line-height: 1.5;
}

/* 右侧：文案 */
.about-copy .head-title { color: #fff; }
.about-body {
    margin-top: 22px;
    display: grid;
    gap: 14px;
}
.about-body p {
    font-size: 15px;
    line-height: 1.85;
    color: rgba(220, 235, 252, .76);
    margin: 0;
}
.about-cta {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ==========================================================================
   9. 资讯卡片
   ========================================================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
@media (max-width: 1024px) { .news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .news-grid { grid-template-columns: 1fr; } }

.news-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--sh-1);
    transition: transform .32s var(--ease), box-shadow .32s var(--ease), border-color .32s var(--ease);
}
.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--sh-3);
    border-color: #BFDDFF;
}
.news-thumb {
    position: relative;
    height: 208px;
    overflow: hidden;
    background: var(--paper-2);
}
.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}
.news-card:hover .news-thumb img { transform: scale(1.06); }
.news-thumb .ph {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    font-size: 28px;
    color: #C3D3E4;
    background: linear-gradient(145deg, #F1F6FB, #E6EEF7);
}
/* 缩略图上的分类胶囊 */
.news-cat {
    position: absolute;
    left: 12px;
    top: 12px;
    height: 24px;
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
    color: #fff;
    background: rgba(4, 22, 43, .62);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, .2);
}
.news-body {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.news-date {
    font-size: 12.5px;
    color: #93A5B8;
    letter-spacing: .01em;
}
.news-t {
    margin: 8px 0 10px;
    font-size: 16.5px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--ink);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color .22s;
}
.news-card:hover .news-t { color: var(--brand-700); }
.news-d {
    font-size: 13.5px;
    line-height: 1.75;
    color: var(--muted);
    margin: 0 0 18px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================================================
   10. 联系我们
   ========================================================================== */
.contact-wrap {
    display: grid;
    grid-template-columns: .84fr 1.16fr;
    gap: 28px;
    align-items: start;
}
@media (max-width: 1024px) { .contact-wrap { grid-template-columns: 1fr; } }

.contact-list {
    display: grid;
    gap: 12px;
}
.contact-item {
    display: flex;
    gap: 14px;
    padding: 20px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    box-shadow: var(--sh-1);
    transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s;
}
.contact-item:hover {
    transform: translateX(4px);
    box-shadow: var(--sh-2);
    border-color: #BFDDFF;
}
.contact-ico {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    font-size: 15px;
    color: var(--brand);
    background: var(--brand-soft);
    border: 1px solid #D3E8FF;
}
.contact-k {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .06em;
    color: #8FA2B7;
    text-transform: uppercase;
}
.contact-v {
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    margin-top: 4px;
    line-height: 1.5;
    word-break: break-word;
}
.contact-v + .contact-v { margin-top: 3px; }

/* 表单卡 */
.form-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    padding: 32px;
    box-shadow: var(--sh-2);
}
@media (max-width: 640px) { .form-card { padding: 22px; border-radius: var(--r-lg); } }
.form-card .ft {
    font-size: 20px;
    font-weight: 700;
    color: var(--ink);
}
.form-card .fd {
    font-size: 13.5px;
    color: var(--muted);
    margin-top: 6px;
    margin-bottom: 22px;
}
.field {
    width: 100%;
    height: 46px;
    padding: 0 15px;
    font-size: 14px;
    color: var(--ink);
    background: var(--paper-2);
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    transition: border-color .2s, background-color .2s, box-shadow .2s;
    -webkit-appearance: none;
    appearance: none;
}
textarea.field {
    height: auto;
    padding: 12px 15px;
    line-height: 1.6;
    resize: vertical;
    min-height: 112px;
}
.field::placeholder { color: #9AABBE; }
.field:hover { border-color: #CFDEEC; }
.field:focus {
    outline: none;
    background: #fff;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(0, 120, 231, .12);
}

/* ==========================================================================
   11. 页脚
   ========================================================================== */
.site-foot {
    position: relative;
    background:
        radial-gradient(ellipse 60% 80% at 12% 0%, rgba(0, 120, 231, .20), transparent 60%),
        linear-gradient(180deg, #051E38 0%, var(--navy-900) 100%);
    color: rgba(214, 232, 251, .76);
    overflow: hidden;
}
.foot-main {
    display: grid;
    grid-template-columns: 1.5fr .8fr .8fr 1.1fr;
    gap: 40px;
    padding: 60px 0 44px;
}
@media (max-width: 1024px) {
    .foot-main { grid-template-columns: 1fr 1fr; gap: 32px; padding: 44px 0 32px; }
}
@media (max-width: 560px) {
    .foot-main { grid-template-columns: 1fr; gap: 28px; }
}
.foot-brand img {
    height: 68px;
    width: 68px;
    object-fit: contain;
    padding: 7px;
    border-radius: 17px;
    margin-bottom: 18px;
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .13);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12);
    opacity: 1;
}
.foot-brand h4 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 8px;
}
.foot-brand p {
    font-size: 13px;
    line-height: 1.8;
    color: rgba(200, 224, 250, .6);
    margin: 0;
    max-width: 300px;
}
.foot-h {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #fff;
    margin: 0 0 16px;
}
.foot-links { display: grid; gap: 10px; }
.foot-links a {
    font-size: 13.5px;
    color: rgba(200, 224, 250, .68);
    width: fit-content;
    transition: color .2s, transform .2s;
}
.foot-links a:hover { color: #fff; transform: translateX(3px); }
.foot-info { display: grid; gap: 12px; }
.foot-info .row {
    display: flex;
    gap: 10px;
    font-size: 13.5px;
    line-height: 1.6;
}
.foot-info .row i {
    color: #5CA8F5;
    margin-top: 4px;
    flex: 0 0 auto;
    width: 14px;
}
.foot-bottom {
    border-top: 1px solid rgba(255, 255, 255, .10);
    padding: 20px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 22px;
    align-items: center;
    justify-content: space-between;
    font-size: 12.5px;
    color: rgba(180, 208, 236, .5);
}
.foot-bottom a { color: rgba(180, 208, 236, .55); }
.foot-bottom a:hover { color: #fff; }

/* ==========================================================================
   12. 子页通用：页头 / 页幅
   ========================================================================== */
/* 导航栏更紧凑、更精致 */
header.site-head {
    border-bottom: 1px solid transparent;
    transition: box-shadow .3s, border-color .3s, background-color .3s;
}
header.site-head.rs-scrolled {
    border-bottom-color: var(--line);
    box-shadow: 0 1px 0 rgba(13, 27, 42, .04), 0 8px 24px -12px rgba(13, 27, 42, .14);
}

/* 桌面导航项：居中下划线由中间向两侧展开 */
header.site-head nav .nav-item {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 6px 0;
    color: var(--ink-2);
    font-weight: 500;
    white-space: nowrap;
    transition: color .2s;
}
header.site-head nav .nav-item:hover { color: var(--brand); }
header.site-head nav .nav-item.is-active { color: var(--brand); font-weight: 700; }
header.site-head nav .nav-item::after {
    content: '';
    position: absolute;
    left: 50%;
    right: 50%;
    bottom: -3px;
    height: 2px;
    border-radius: 2px;
    transform: none;
    opacity: 1;
    background: linear-gradient(90deg, #1F8FFF, var(--brand));
    transition: left .28s var(--ease), right .28s var(--ease);
    pointer-events: none;
}
header.site-head nav .nav-item:hover::after,
header.site-head nav .nav-item.is-active::after { left: 0; right: 0; }

/* ==========================================================================
   11b. 子页导航（首页除外）：磨砂玻璃 + 胶囊高亮 + 下沿蓝光
   —— 只在带 data-head="sub" 的页头生效，首页保持原样
   ========================================================================== */
header.site-head[data-head="sub"] {
    background: rgba(255, 255, 255, .88);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(228, 235, 243, .85);
    transition: box-shadow .3s, border-color .3s, background-color .3s;
}
/* 下沿一道收敛的品牌色光带，作为子页统一识别 */
header.site-head[data-head="sub"]::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 2px;
    pointer-events: none;
    opacity: .85;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(0, 120, 231, .45) 20%,
        rgba(31, 143, 255, .65) 50%,
        rgba(0, 120, 231, .45) 80%,
        transparent 100%);
}
header.site-head[data-head="sub"].rs-scrolled {
    background: rgba(255, 255, 255, .94);
    border-bottom-color: var(--line);
    box-shadow: 0 1px 0 rgba(13, 27, 42, .03), 0 14px 34px -20px rgba(13, 27, 42, .38);
}

/* LOGO 与字号随高度收紧一档 */
header.site-head[data-head="sub"] img[data-site="logo"] { height: 34px; }
header.site-head[data-head="sub"] h1[data-site="site_name"] { font-size: 16px; }
header.site-head[data-head="sub"] p[data-site="site_slogan"] { font-size: 10.5px; letter-spacing: .02em; }
@media (min-width: 768px) {
    header.site-head[data-head="sub"] img[data-site="logo"] { height: 40px; }
    header.site-head[data-head="sub"] h1[data-site="site_name"] { font-size: 18px; }
    header.site-head[data-head="sub"] p[data-site="site_slogan"] { font-size: 11px; }
}

/* 导航项：去掉首页那种细下划线，改成悬停/当前项的浅色胶囊 */
header.site-head[data-head="sub"] nav .nav-item {
    padding: 9px 0;
    isolation: isolate;
    letter-spacing: .01em;
    transition: color .2s var(--ease);
}
header.site-head[data-head="sub"] nav .nav-item::after { content: none; }
header.site-head[data-head="sub"] nav .nav-item::before {
    content: '';
    position: absolute;
    left: -4px;
    right: -4px;
    top: 50%;
    height: 28px;
    margin-top: -14px;
    border-radius: 8px;
    background: transparent;
    z-index: -1;
    transition: background-color .22s var(--ease), box-shadow .22s var(--ease);
}
header.site-head[data-head="sub"] nav .nav-item:hover::before {
    background: #EEF5FD;
}
header.site-head[data-head="sub"] nav .nav-item.is-active {
    color: var(--brand);
    font-weight: 600;
}
header.site-head[data-head="sub"] nav .nav-item.is-active::before {
    background: var(--brand-soft);
    box-shadow: inset 0 0 0 1px rgba(0, 120, 231, .14);
}

/* 右侧 CTA：加一层柔和品牌光，避免在磨砂条上发平 */
header.site-head[data-head="sub"] .btn-primary {
    box-shadow: 0 4px 14px -6px var(--brand-glow);
}
header.site-head[data-head="sub"] .btn-primary:hover {
    box-shadow: 0 8px 20px -8px var(--brand-glow);
}

/* 移动端菜单：子页统一成白色浮层 + 分隔线细分 */
header.site-head[data-head="sub"] nav[data-nav="mobile"] {
    background: rgba(255, 255, 255, .98);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    box-shadow: 0 18px 32px -22px rgba(13, 27, 42, .45);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
}
header.site-head[data-head="sub"] .mnav-item {
    padding: 13px 20px;
    font-size: 14.5px;
    border-bottom-color: rgba(228, 235, 243, .7);
}
header.site-head[data-head="sub"] .mnav-item.is-active {
    box-shadow: inset 3px 0 0 var(--brand);
}

/* 兼容子页硬编码的 text-mainBlue 高亮 */
header.site-head nav a.text-mainBlue,
header nav a.text-mainBlue { color: var(--brand); }

/* 移动端导航项 */
.mnav-item {
    display: block;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 500;
    color: var(--ink-2);
    border-bottom: 1px solid var(--line);
    transition: background-color .18s, color .18s;
}
.mnav-item:hover { background: var(--paper-2); color: var(--brand); }
.mnav-item.is-active { color: var(--brand); background: var(--brand-soft); font-weight: 700; }

/* 业务页正文首屏：统一成与新闻/单页一致的深色页幅，
   避免各业务页一条亮蓝一条深蓝、标题深色压亮蓝看不清 */
[data-product-body] > section:first-child {
    position: relative;
    background-image:
        radial-gradient(ellipse 62% 92% at 84% 8%, rgba(0, 120, 231, .36), transparent 62%),
        linear-gradient(140deg, #04162B 0%, #083158 62%, #062340 100%);
    color: #fff;
}
[data-product-body] > section:first-child h1,
[data-product-body] > section:first-child h2,
[data-product-body] > section:first-child h3 {
    color: #fff;
}
[data-product-body] > section:first-child p {
    color: rgba(214, 232, 250, .86);
}

/* 业务页首屏的面包屑：沿用深色页幅的浅色层级 */
[data-product-body] > section:first-child .crumb {
    color: rgba(200, 224, 250, .48);
    margin-bottom: 16px;
}
[data-product-body] > section:first-child .crumb a { color: rgba(200, 224, 250, .72); }
[data-product-body] > section:first-child .crumb a:hover { color: #fff; }

/* 锚点跳转时让出吸顶导航的高度 */
section[id], h1[id], h2[id], h3[id] { scroll-margin-top: 96px; }

/* 所有子页首屏：高度统一 + 内容垂直居中，页幅不再一高一低 */
.page-hero,
[data-product-body] > section:first-child {
    display: flex;
    flex-direction: column;
    justify-content: center;
}
/* 新闻资讯 / 关于我们这类信息页页幅收到 274px */
.page-hero { min-height: 274px; }
/* 业务页首屏内容更多（面包屑 + 双按钮），保持 368px；
   内边距收窄一档，让三维态势标绘这类内容最长的页也落在同一高度 */
[data-product-body] > section:first-child {
    min-height: 368px;
    padding-top: 44px;
    padding-bottom: 44px;
}
.page-hero > .container,
[data-product-body] > section:first-child > .container {
    position: relative;
    z-index: 2;
    width: 100%;
}

/* 细网格纹理：新闻页那层灰蓝网格铺到所有子页首屏 */
.page-hero:not(.tex-grid)::before,
[data-product-body] > section:first-child::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, .06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, .06) 1px, transparent 1px);
    background-size: 56px 56px;
    -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 25%, transparent 78%);
    mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 25%, transparent 78%);
}

@media (max-width: 768px) {
    .page-hero,
    [data-product-body] > section:first-child {
        min-height: 240px;
    }
}

/* 子页横幅 */
.page-hero {
    position: relative;
    padding: 54px 0 50px;
    background:
        radial-gradient(ellipse 60% 90% at 82% 10%, rgba(0, 120, 231, .34), transparent 62%),
        linear-gradient(140deg, var(--navy-900) 0%, #083158 62%, #062340 100%);
    color: #fff;
    overflow: hidden;
}
.page-hero .ph-title {
    font-size: clamp(1.9rem, 3.6vw, 2.7rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -.02em;
    margin: 0;
    color: #fff;
}
.page-hero .ph-desc {
    margin-top: 12px;
    font-size: 15px;
    line-height: 1.8;
    color: rgba(220, 235, 252, .72);
    max-width: 620px;
}
/* 面包屑 */
.crumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 12.5px;
    color: #90A2B6;
    margin-bottom: 18px;
}
.crumb a { color: #64788F; transition: color .2s; }
.crumb a:hover { color: var(--brand); }
.crumb i { font-size: 9px; opacity: .5; }
.page-hero .crumb { color: rgba(200, 224, 250, .5); margin-bottom: 20px; }
.page-hero .crumb a { color: rgba(200, 224, 250, .72); }
.page-hero .crumb a:hover { color: #fff; }

/* 分类筛选胶囊 */
.cat-chip {
    height: 36px;
    padding: 0 18px;
    border-radius: 999px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--ink-2);
    background: #fff;
    border: 1px solid var(--line);
    transition: all .22s var(--ease);
}
.cat-chip:hover { border-color: #BFDDFF; color: var(--brand); }
.cat-chip.active {
    color: #fff;
    background: linear-gradient(135deg, #1F8FFF, var(--brand));
    border-color: transparent;
    box-shadow: 0 6px 16px -8px var(--brand-glow);
}

/* 分页按钮 */
.btn-page {
    height: 38px;
    padding: 0 18px;
    border-radius: 10px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--ink-2);
    background: #fff;
    border: 1px solid var(--line);
    transition: all .2s;
}
.btn-page:hover:not(:disabled) { border-color: var(--brand); color: var(--brand); }
.btn-page:disabled { opacity: .45; cursor: not-allowed; }

/* ==========================================================================
   13. 内容排版（文章 / 单页正文）
   ========================================================================== */
.reading {
    max-width: 780px;
    margin: 0 auto;
}
.reading-title {
    font-size: clamp(1.6rem, 3vw, 2.15rem);
    font-weight: 800;
    line-height: 1.32;
    letter-spacing: -.015em;
    color: var(--ink);
    margin: 0 0 14px;
}
.reading-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 16px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 30px;
    font-size: 13px;
    color: #8FA2B7;
}
.reading-meta .tag {
    height: 24px;
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--brand);
    background: var(--brand-soft);
}

/* 正文样式统一（覆盖各页自带的 prose-body） */
.prose-body {
    font-size: 15.5px;
    line-height: 1.9;
    color: var(--ink-2);
}
.prose-body h2 {
    font-size: 1.32rem;
    font-weight: 700;
    color: var(--ink);
    margin: 40px 0 14px;
    padding-left: 14px;
    border-left: 3px solid var(--brand);
    line-height: 1.45;
}
.prose-body h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink);
    margin: 30px 0 10px;
}
.prose-body p { margin: 14px 0; }
.prose-body ul, .prose-body ol { margin: 14px 0 14px 22px; }
.prose-body li { margin: 8px 0; }
.prose-body ul li::marker { color: var(--brand); }
.prose-body ol li::marker { color: var(--brand); font-weight: 700; }
.prose-body img { border-radius: var(--r-md); margin: 22px 0; box-shadow: var(--sh-1); }
.prose-body a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; }
.prose-body blockquote {
    border-left: 3px solid var(--brand);
    background: linear-gradient(90deg, var(--brand-soft), rgba(230, 242, 255, .3));
    padding: 14px 20px;
    margin: 22px 0;
    border-radius: 0 10px 10px 0;
    color: var(--ink-2);
}
.prose-body strong { font-weight: 700; color: var(--ink); }
.prose-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px; }
.prose-body th { background: var(--paper-2); font-weight: 700; color: var(--ink); }
.prose-body th, .prose-body td { border: 1px solid var(--line); padding: 10px 14px; text-align: left; }
.prose-body tr:nth-child(even) td { background: #FAFCFE; }

/* ==========================================================================
   14. 进场动画（配合 site-polish.js 的 .rs-reveal）
   ========================================================================== */
.rs-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.rs-reveal.rs-in { opacity: 1; transform: none; }

/* 卡片组逐个进场 */
.stagger > * { transition-delay: 0ms; }
.stagger > *:nth-child(1) { transition-delay: 0ms; }
.stagger > *:nth-child(2) { transition-delay: 70ms; }
.stagger > *:nth-child(3) { transition-delay: 140ms; }
.stagger > *:nth-child(4) { transition-delay: 210ms; }
.stagger > *:nth-child(5) { transition-delay: 280ms; }
.stagger > *:nth-child(6) { transition-delay: 350ms; }

@media (prefers-reduced-motion: reduce) {
    .rs-reveal, .rs-reveal.rs-in { opacity: 1 !important; transform: none !important; transition: none !important; }
    .biz-card:hover, .news-card:hover, .contact-item:hover { transform: none; }
    .hero-scroll .bar { animation: none; }
    .stagger > * { transition-delay: 0ms !important; }
}

/* ==========================================================================
   15. 窄屏杂项
   ========================================================================== */
@media (max-width: 768px) {
    .hero-content { padding-bottom: 20px; }
    .hero-sub { font-size: 14.5px; }
    .about-panel { padding: 24px 20px; border-radius: var(--r-lg); }
    .about-facts { gap: 10px; }
    .about-fact { padding: 13px; }
    .about-fact .n { font-size: 18px; }
    .news-thumb { height: 180px; }
    /* 手机上左右箭头会压住首屏文字，交给指示点与手势 */
    .carousel-prev, .carousel-next { display: none; }
    .hero-fade { height: 60px; }
}

@media (max-width: 640px) {
    /* 能力条两列时副标题必换行，窄屏只留主标题 */
    .cap-d { display: none; }
    .cap-item { padding: 15px 13px; }
    .carousel-indicators { bottom: 54px; }
    .hero-title { font-size: 1.95rem; }
    .hero-actions .btn { height: 42px; padding: 0 18px; font-size: 13.5px; }
    .form-card .ft { font-size: 18px; }
    .foot-brand p { max-width: none; }
    /* 单列时卡片偏松，收一收纵向节奏 */
    .biz-card { padding: 22px 20px 20px; }
    .biz-ico { width: 42px; height: 42px; font-size: 16px; margin-bottom: 15px; border-radius: 12px; }
    .biz-t { font-size: 16px; }
    .biz-d { font-size: 13.5px; margin-bottom: 16px; }
    .biz-no { font-size: 28px; top: 14px; right: 18px; }
}

/* ==========================================================================
   16. 业务页正文（后台整段录入的 HTML）排版归一
   只统一阴影 / 圆角 / 字距，不改颜色与结构，后台录入的内容原样呈现。
   ========================================================================== */
[data-product-body] .shadow-sm,
[data-product-body] .shadow-md { box-shadow: var(--sh-1); }
[data-product-body] .shadow-lg,
[data-product-body] .shadow-xl { box-shadow: var(--sh-2); }
[data-product-body] .rounded-xl { border-radius: var(--r-lg); }
[data-product-body] .rounded-2xl { border-radius: var(--r-xl); }
[data-product-body] h2 { letter-spacing: -.015em; }
[data-product-body] h3 { letter-spacing: -.01em; }
[data-product-body] img { background: transparent; }