/* ============================================
   西安奥枫软件 - 官方网站通用样式 v2
   ============================================ */

/* ---------- 设计令牌 ---------- */
:root {
    /* 品牌色 */
    --brand-500: #3b82f6;
    --brand-400: #60a5fa;
    --brand-300: #93c5fd;
    --cyan-400: #22d3ee;
    --cyan-300: #67e8f9;
    --violet-400: #a78bfa;
    --emerald-400: #34d399;
    --amber-400: #fbbf24;

    /* 背景 */
    --bg-0: #f7f9fc;
    --bg-1: #f4f7fb;
    --bg-2: #e8eefa;

    /* 玻璃 */
    --glass: rgba(255, 255, 255, 0.92);
    --glass-2: #ffffff;
    --glass-border: rgba(15, 42, 89, 0.09);
    --glass-border-2: rgba(15, 42, 89, 0.16);

    /* 文本 */
    --text: #10284f;
    --text-dim: #2c4d85;
    --text-mute: #5c7396;

    /* 尺寸 */
    --nav-h: 72px;
    --max-w: 1240px;
    --radius: 20px;
    --radius-sm: 14px;

    /* 阴影 */
    --shadow-card: 0 6px 24px rgba(15, 42, 89, 0.07);
    --shadow-hover: 0 16px 40px rgba(15, 42, 89, 0.13);
    --shadow-glow: 0 0 0 1px rgba(59, 130, 246, 0.18), 0 6px 24px rgba(15, 42, 89, 0.07);

    /* 缓动 */
    --ease: cubic-bezier(0.22, 0.68, 0.36, 1);
}

* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nav-h) + 24px);
    -webkit-text-size-adjust: 100%;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

body {
    background: var(--bg-1);
    background-image:
        radial-gradient(1000px 560px at 10% -10%, rgba(59, 130, 246, 0.09), transparent 62%),
        radial-gradient(820px 500px at 94% 2%, rgba(34, 211, 238, 0.07), transparent 64%),
        radial-gradient(900px 620px at 50% 106%, rgba(167, 139, 250, 0.05), transparent 62%),
        linear-gradient(180deg, #fbfdff 0%, #f4f7fb 48%, #eef3fa 100%);
    background-attachment: fixed;
}

/* 全局细腻网格纹理 */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        linear-gradient(rgba(15, 42, 89, 0.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 42, 89, 0.028) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 78%);
    -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 78%);
}

main, .site-header, .site-footer { position: relative; z-index: 1; }

a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }

::selection { background: rgba(59, 130, 246, 0.2); color: #0b2550; }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: rgba(15, 42, 89, 0.03); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--brand-500), var(--cyan-400));
    border-radius: 99px;
    border: 2px solid transparent;
    background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: linear-gradient(180deg, var(--brand-400), var(--cyan-300)); background-clip: padding-box; }

/* ============================================
   布局容器
   ============================================ */
.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section { padding: 6.5rem 0; position: relative; }
.section-tight { padding: 3.5rem 0; }
.section-alt {
    background: linear-gradient(180deg, transparent, rgba(15, 42, 89, 0.022) 20%, rgba(15, 42, 89, 0.022) 80%, transparent);
    border-top: 1px solid rgba(15, 42, 89, 0.075);
    border-bottom: 1px solid rgba(15, 42, 89, 0.075);
}

/* ---------- 区块标题 ---------- */
.section-head { text-align: center; margin-bottom: 3.5rem; }

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .38rem 1rem;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.09), rgba(34, 211, 238, 0.06));
    border: 1px solid rgba(59, 130, 246, 0.24);
    color: var(--brand-500);
    font-size: .76rem;
    font-weight: 600;
    letter-spacing: .06em;
    margin-bottom: 1.15rem;
}
.section-eyebrow i { opacity: .9; }

.section-title {
    font-size: clamp(1.75rem, 3.4vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.25;
    margin: 0 0 .9rem;
    text-shadow: none;
}

.section-desc {
    color: var(--text-mute);
    max-width: 44rem;
    margin: 0 auto;
    line-height: 1.9;
    font-size: .96rem;
}

/* ============================================
   卡片系统
   ============================================ */
.glass-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
}

.glow-border {
    border-color: rgba(59, 130, 246, 0.24);
    box-shadow: var(--shadow-glow), var(--shadow-card);
}

/* 大容器卡片：柔和描边 */
.glow-card {
    border-color: rgba(59, 130, 246, 0.16);
    box-shadow: 0 6px 24px rgba(15, 42, 89, 0.07), 0 0 0 1px rgba(59, 130, 246, 0.06) inset;
    transition: border-color .38s var(--ease), box-shadow .38s var(--ease);
}
.glow-card:hover {
    border-color: rgba(59, 130, 246, 0.34);
    box-shadow: 0 16px 40px rgba(15, 42, 89, 0.12);
}

.text-glow { text-shadow: none; }

.number-glow {
    background: linear-gradient(135deg, var(--brand-500) 0%, var(--cyan-400) 60%, var(--brand-400) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: none;
}

/* ============================================
   顶部导航
   ============================================ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    height: var(--nav-h);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid rgba(15, 42, 89, 0.08);
    transition: background .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
/* 滚动后加深 */
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: rgba(15, 42, 89, 0.14);
    box-shadow: 0 10px 40px rgba(15, 42, 89, 0.1);
}

.site-header .inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand { display: flex; align-items: center; gap: .65rem; flex-shrink: 0; }
/* 导航栏：纯图标版 Logo（蓝色翅膀，无文字） */
.brand-logo {
    width: 42px; height: 42px;
    border-radius: 13px;
    background: #ffffff;
    border: 1px solid rgba(15, 42, 89, 0.1);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 3px 12px rgba(15, 42, 89, 0.09);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
    overflow: hidden;
    flex-shrink: 0;
}
.brand:hover .brand-logo { transform: rotate(-8deg) scale(1.06); box-shadow: 0 6px 18px rgba(15, 42, 89, 0.14); }
.brand-logo i { color: var(--brand-500); font-size: 1.05rem; }
.brand-logo img { width: 100%; height: 100%; object-fit: contain; padding: 3px; }

/* 页脚：完整 Logo（图标 + 文字） */
.brand-logo-lg {
    height: 66px;
    border-radius: 14px;
    background: #ffffff;
    border: 1px solid rgba(15, 42, 89, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 14px;
    box-shadow: 0 3px 14px rgba(15, 42, 89, 0.08);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
    flex-shrink: 0;
}
.brand:hover .brand-logo-lg {
    transform: scale(1.03);
    box-shadow: 0 8px 22px rgba(15, 42, 89, 0.13);
}
.brand-logo-lg img { max-height: 50px; width: auto; object-fit: contain; display: block; }

.brand-name { font-weight: 800; font-size: 1.06rem; line-height: 1.15; letter-spacing: .01em; }
.brand-sub { font-size: .6rem; color: var(--text-mute); letter-spacing: .16em; text-transform: uppercase; font-weight: 500; }

.nav { display: flex; align-items: center; gap: .15rem; }
.nav a {
    position: relative;
    padding: .5rem .85rem;
    border-radius: 10px;
    font-size: .89rem;
    font-weight: 500;
    color: var(--text-mute);
    transition: color .25s var(--ease), background .25s var(--ease);
    white-space: nowrap;
}
.nav a::after {
    content: '';
    position: absolute;
    left: 50%; bottom: 3px;
    width: 0; height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--brand-400), var(--cyan-400));
    transform: translateX(-50%);
    transition: width .3s var(--ease);
}
.nav a:hover { color: var(--text); background: rgba(15, 42, 89, 0.05); }
.nav a:hover::after { width: 40%; }
.nav a.active { color: var(--brand-600, #2563eb); background: rgba(59, 130, 246, 0.1); }
.nav a.active::after { width: 40%; }

.nav-actions { display: flex; align-items: center; gap: .6rem; flex-shrink: 0; }

.nav-toggle {
    display: none;
    background: rgba(15, 42, 89, 0.04);
    border: 1px solid var(--glass-border-2);
    color: var(--text);
    width: 42px; height: 42px;
    border-radius: 12px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: background .25s var(--ease);
}
.nav-toggle:hover { background: rgba(15, 42, 89, 0.09); }

/* ============================================
   按钮
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    padding: .68rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: .9rem;
    letter-spacing: .01em;
    transition: all .3s var(--ease);
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}
.btn-primary {
    background: linear-gradient(135deg, var(--brand-500), var(--cyan-400));
    color: #fff;
    box-shadow: 0 6px 18px rgba(59, 130, 246, 0.26);
}
.btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: -120%;
    width: 60%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.28), transparent);
    transform: skewX(-20deg);
    transition: left .6s var(--ease);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(59, 130, 246, 0.34);
}
.btn-primary:hover::before { left: 130%; }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
    background: #ffffff;
    border-color: var(--glass-border-2);
    color: var(--text);
    box-shadow: 0 2px 8px rgba(15, 42, 89, 0.05);
}
.btn-ghost:hover {
    background: rgba(59, 130, 246, 0.06);
    border-color: rgba(59, 130, 246, 0.42);
    color: var(--text);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(15, 42, 89, 0.1);
}

.btn-lg { padding: .9rem 2rem; font-size: 1rem; border-radius: 14px; }

@media (max-width: 900px) {
    .nav-toggle { display: flex; }
    .nav {
        position: fixed;
        top: var(--nav-h); left: 0; right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: .1rem;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--glass-border-2);
        padding: .9rem 1.5rem 1.4rem;
        display: none;
        max-height: calc(100vh - var(--nav-h));
        overflow-y: auto;
        box-shadow: 0 24px 60px rgba(15, 42, 89, 0.12);
    }
    .nav.open { display: flex; animation: navIn .3s var(--ease); }
    .nav a { padding: .8rem .7rem; font-size: .95rem; }
    .nav a::after { display: none; }
    .nav a.active { border-left: 3px solid var(--brand-500); border-radius: 4px 10px 10px 4px; }
    .section { padding: 4rem 0; }
}

/* ============================================
   Hero
   ============================================ */
.hero {
    position: relative;
    padding: calc(var(--nav-h) + 5rem) 0 5.5rem;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: -20% -10% auto -10%;
    height: 130%;
    pointer-events: none;
    background:
        radial-gradient(circle at 18% 22%, rgba(59, 130, 246, 0.10), transparent 50%),
        radial-gradient(circle at 82% 28%, rgba(34, 211, 238, 0.08), transparent 48%),
        radial-gradient(circle at 55% 88%, rgba(167, 139, 250, 0.07), transparent 54%);
    animation: floatBg 16s ease-in-out infinite alternate;
}
@keyframes floatBg {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(-2.5%, -2%, 0) scale(1.06); }
}
/* 呼吸光球 */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    opacity: .5;
}
.hero-orb-1 { width: 340px; height: 340px; background: rgba(59, 130, 246, 0.16); top: 6%; left: -5%; animation: orb 12s ease-in-out infinite alternate; }
.hero-orb-2 { width: 280px; height: 280px; background: rgba(34, 211, 238, 0.14); bottom: 8%; right: 2%; animation: orb 15s ease-in-out infinite alternate-reverse; }
@keyframes orb {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(40px, -30px, 0) scale(1.16); }
}

.hero-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1.06fr .94fr;
    gap: 3.5rem;
    align-items: center;
}
@media (max-width: 980px) { .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; } }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    padding: .45rem 1.05rem;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(59, 130, 246, 0.08));
    border: 1px solid rgba(214, 158, 46, 0.28);
    color: #a16207;
    font-size: .8rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: clamp(2.1rem, 5.2vw, 3.6rem);
    line-height: 1.16;
    font-weight: 800;
    letter-spacing: -0.025em;
    margin: 0 0 1.4rem;
}
.hero p {
    color: var(--text-mute);
    font-size: 1.06rem;
    line-height: 1.95;
    margin: 0 0 2.25rem;
    max-width: 34rem;
}
.hero-actions { display: flex; gap: .8rem; flex-wrap: wrap; }

/* Hero 右侧视觉 */
.hero-visual {
    position: relative;
    border-radius: 1.6rem;
    padding: 0.9rem;
    overflow: hidden;
}
.hero-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.14), rgba(34, 211, 238, 0.08));
    z-index: 1;
    pointer-events: none;
}
.hero-visual img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 1.15rem;
    transition: transform .7s var(--ease);
}
.hero-visual:hover img { transform: scale(1.025); }

/* Hero 数据条 */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 4rem;
    position: relative;
}
@media (max-width: 640px) { .hero-stats { grid-template-columns: repeat(2, 1fr); gap: .75rem; } }
.hero-stat {
    text-align: center;
    padding: 1.25rem .75rem;
    border-radius: var(--radius-sm);
    transition: transform .35s var(--ease), border-color .35s var(--ease);
}
.hero-stat:hover { transform: translateY(-4px); border-color: rgba(59, 130, 246, 0.4); }
.hero-stat .num { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 800; line-height: 1.15; }
.hero-stat .label { font-size: .78rem; color: var(--text-mute); margin-top: .4rem; }

/* ============================================
   通用网格
   ============================================ */
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1040px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 660px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } .grid { gap: 1rem; } }

/* ============================================
   特性卡
   ============================================ */
.feature {
    padding: 1.9rem;
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
    transition: transform .38s var(--ease), box-shadow .38s var(--ease), border-color .38s var(--ease);
}
/* 顶部渐变高光线 */
.feature::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(96, 165, 250, 0.65), transparent);
    opacity: 0;
    transition: opacity .38s var(--ease);
}
.feature:hover {
    transform: translateY(-7px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(59, 130, 246, 0.4);
}
.feature:hover::before { opacity: 1; }

.feature-icon {
    width: 54px; height: 54px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1.15rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.14), rgba(34, 211, 238, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.18);
    box-shadow: 0 4px 14px rgba(15, 42, 89, 0.08);
    color: var(--brand-500);
    transition: transform .38s var(--ease);
}
.feature:hover .feature-icon { transform: scale(1.08) rotate(-6deg); }

.feature h3 { margin: 0 0 .6rem; font-size: 1.12rem; font-weight: 700; letter-spacing: .01em; }
.feature p { margin: 0; color: var(--text-mute); font-size: .9rem; line-height: 1.85; }

.feature .link,
.product .link {
    margin-top: 1.15rem;
    font-size: .85rem;
    font-weight: 600;
    color: var(--brand-400);
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    transition: gap .3s var(--ease), color .3s var(--ease);
}
.feature .link:hover, .product .link:hover { gap: .7rem; color: var(--brand-500); }

/* ============================================
   产品卡
   ============================================ */
.product {
    padding: 1.75rem;
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: transform .38s var(--ease), box-shadow .38s var(--ease), border-color .38s var(--ease);
}
.product::after {
    content: '';
    position: absolute;
    top: -60%; right: -60%;
    width: 220px; height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1), transparent 70%);
    opacity: 0;
    transition: opacity .45s var(--ease), transform .55s var(--ease);
    pointer-events: none;
}
.product:hover {
    transform: translateY(-7px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(59, 130, 246, 0.4);
}
.product:hover::after { opacity: 1; transform: translate3d(0, 0, 0); }

.product .tag {
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--brand-500);
    margin-bottom: .7rem;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
}
.product .tag::before {
    content: '';
    width: 16px; height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--brand-400), var(--cyan-400));
}
.product h3 { margin: 0 0 .7rem; font-size: 1.2rem; font-weight: 700; }
.product > p { margin: 0 0 1.15rem; color: var(--text-mute); font-size: .89rem; line-height: 1.85; flex: 1; }

.product ul li {
    font-size: .855rem;
    color: var(--text-mute);
    padding: .32rem 0 .32rem 1.4rem;
    position: relative;
    line-height: 1.7;
}
.product ul li::before {
    content: '\f058';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: .1rem;
    top: .48rem;
    color: var(--emerald-400);
    font-size: .72rem;
}

.product .btn { align-self: flex-start; margin-top: .35rem; }

/* ============================================
   流程步骤
   ============================================ */
.steps { counter-reset: step; }
.step {
    padding: 1.65rem;
    border-radius: var(--radius);
    position: relative;
    transition: transform .35s var(--ease), border-color .35s var(--ease);
}
.step:hover { transform: translateY(-5px); border-color: rgba(59, 130, 246, 0.4); }
.step::before {
    counter-increment: step;
    content: '0' counter(step);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.7), rgba(34, 211, 238, 0.45));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    margin-bottom: .6rem;
}
.step h3 { margin: 0 0 .55rem; font-size: 1.06rem; font-weight: 700; }
.step p { margin: 0; color: var(--text-mute); font-size: .88rem; line-height: 1.85; }

/* ============================================
   时间轴
   ============================================ */
.timeline { position: relative; padding-left: 2.2rem; max-width: 46rem; margin: 0 auto; }
.timeline::before {
    content: '';
    position: absolute;
    left: .6rem; top: .6rem; bottom: .6rem;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--brand-400), var(--cyan-400) 55%, transparent);
}
.tl-item { position: relative; padding-bottom: 2.25rem; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
    content: '';
    position: absolute;
    left: -2rem; top: .45rem;
    width: 13px; height: 13px;
    border-radius: 50%;
    background: var(--cyan-400);
    border: 2px solid #ffffff;
    box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.16);
}
.tl-year {
    font-weight: 800;
    font-size: .92rem;
    letter-spacing: .06em;
    background: linear-gradient(90deg, var(--brand-500), var(--cyan-400));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.tl-item h3 { margin: .3rem 0 .5rem; font-size: 1.04rem; font-weight: 700; }
.tl-item p { margin: 0; color: var(--text-mute); font-size: .89rem; line-height: 1.8; }

/* ============================================
   表单
   ============================================ */
.form-label {
    display: block;
    font-size: .82rem;
    font-weight: 500;
    color: var(--text-mute);
    margin-bottom: .45rem;
}
.form-input, .form-textarea {
    width: 100%;
    padding: .72rem .95rem;
    border-radius: 12px;
    background: #ffffff;
    border: 1px solid var(--glass-border-2);
    color: var(--text);
    font-size: .9rem;
    font-family: inherit;
    transition: border-color .28s var(--ease), box-shadow .28s var(--ease), background .28s var(--ease);
}
.form-input:hover, .form-textarea:hover { border-color: rgba(15, 42, 89, 0.26); }
.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--brand-500);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.14);
}
.form-textarea { min-height: 130px; resize: vertical; line-height: 1.7; }
.form-input::placeholder, .form-textarea::placeholder { color: rgba(92, 115, 150, 0.6); }
.form-input option { background: #ffffff; color: var(--text); }

/* ============================================
   新闻
   ============================================ */
.news-item {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    padding: 1.5rem;
    border-radius: var(--radius);
    transition: transform .32s var(--ease), background .32s var(--ease), border-color .32s var(--ease);
}
.news-item:hover {
    transform: translateX(7px);
    background: var(--glass-2);
    border-color: rgba(59, 130, 246, 0.36);
}
.news-date { min-width: 88px; text-align: center; flex-shrink: 0; }
.news-date .d {
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--brand-500), var(--cyan-400));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.news-date .m { font-size: .72rem; color: var(--text-mute); margin-top: .3rem; }
.news-body { flex: 1; min-width: 0; }
.news-body h3 { margin: 0 0 .5rem; font-size: 1.06rem; font-weight: 700; transition: color .3s var(--ease); }
.news-item:hover .news-body h3 { color: var(--brand-500); }
.news-body p { margin: 0; color: var(--text-mute); font-size: .885rem; line-height: 1.8; }

/* ============================================
   CTA 横幅
   ============================================ */
.cta-band {
    padding: 3.5rem 2.5rem;
    text-align: center;
    border-radius: 1.75rem;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.09), rgba(34, 211, 238, 0.06) 55%, rgba(167, 139, 250, 0.05));
    border: 1px solid rgba(59, 130, 246, 0.16);
}
.cta-band::before {
    content: '';
    position: absolute;
    top: -50%; left: -10%;
    width: 120%; height: 200%;
    background: radial-gradient(circle at 30% 30%, rgba(96, 165, 250, 0.09), transparent 55%);
    animation: floatBg 14s ease-in-out infinite alternate;
    pointer-events: none;
}
.cta-band > * { position: relative; }

/* ============================================
   页脚
   ============================================ */
.site-footer {
    border-top: 1px solid rgba(15, 42, 89, 0.08);
    padding: 3.5rem 0 1.75rem;
    margin-top: 5rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr) 1.05fr; gap: 2.5rem; }
@media (max-width: 1080px) { .footer-grid { grid-template-columns: 1fr 1fr 1fr; gap: 2rem; } }
@media (max-width: 940px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
@media (max-width: 620px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-col h4 {
    margin: 0 0 1.1rem;
    font-size: .92rem;
    font-weight: 700;
    position: relative;
    padding-bottom: .6rem;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0; bottom: 0;
    width: 26px; height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--brand-400), var(--cyan-400));
}
.footer-col a, .footer-col p {
    display: block;
    color: var(--text-mute);
    font-size: .855rem;
    margin: 0 0 .6rem;
    line-height: 1.75;
    transition: color .25s var(--ease), transform .25s var(--ease);
}
.footer-col a:hover { color: var(--brand-500); transform: translateX(3px); }
.footer-col .brand-logo { margin-bottom: 0; }

/* 页脚电话/邮箱：可点击 */
.footer-col a[href^="tel:"],
.footer-col a[href^="mailto:"] {
    display: inline;
    color: var(--text-dim);
    transition: color .25s var(--ease);
}
.footer-col a[href^="tel:"]:hover,
.footer-col a[href^="mailto:"]:hover {
    color: var(--brand-500);
    transform: none;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ---------- 页脚「关注我们」二维码 ---------- */
.footer-qr {
    margin-top: 1.1rem;
    padding-top: 1.1rem;
    border-top: 1px dashed rgba(15, 42, 89, 0.14);
    display: flex;
    align-items: center;
    gap: .85rem;
}
.qr-box {
    width: 78px; height: 78px;
    flex-shrink: 0;
    border-radius: 12px;
    padding: 7px;
    background: #ffffff;
    border: 1px solid rgba(15, 42, 89, 0.12);
    box-shadow: 0 4px 14px rgba(15, 42, 89, 0.09);
    overflow: hidden;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.qr-box:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 10px 24px rgba(15, 42, 89, 0.15);
}
.qr-box img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 6px;
}
.footer-qr .qr-tip {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: .3rem;
    font-size: .82rem;
    font-weight: 600;
    color: var(--text-dim);
    line-height: 1.5;
}
.footer-qr .qr-tip i { color: var(--brand-500); font-size: 1.05rem; }
.footer-qr .qr-tip small {
    font-size: .72rem;
    font-weight: 400;
    color: var(--text-mute);
}

.footer-bottom {
    margin-top: 2.75rem;
    padding-top: 1.6rem;
    border-top: 1px solid rgba(15, 42, 89, 0.06);
    text-align: center;
    color: rgba(147, 180, 232, 0.62);
    font-size: .8rem;
    line-height: 1.8;
}
.footer-bottom p { margin: 0; }

/* ---------- 备案信息 ---------- */
.beian {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: .4rem .9rem;
    margin-top: .6rem;
}
.beian-item {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    padding: .18rem .6rem;
    border-radius: 999px;
    background: rgba(15, 42, 89, 0.045);
    border: 1px solid rgba(15, 42, 89, 0.07);
    color: var(--text-mute);
    font-size: .75rem;
    line-height: 1.6;
    white-space: nowrap;
    transition: background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.beian-item:hover {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.22);
    color: var(--brand-500);
}
.beian-item i { font-size: .78rem; color: var(--brand-500); }
/* 公安备案徽标：官方规范蓝色圆角徽章 */
.beian-item .beian-police {
    width: 15px; height: 15px;
    border-radius: 2.5px;
    flex-shrink: 0;
    display: inline-block;
    vertical-align: -2px;
    background: transparent;
}
@media (max-width: 520px) {
    .beian { gap: .35rem .5rem; }
    .beian-item { font-size: .7rem; padding: .15rem .5rem; }
}

/* ============================================
   内页 Hero
   ============================================ */
.page-hero {
    padding: calc(var(--nav-h) + 4.5rem) 0 3.5rem;
    text-align: center;
    position: relative;
}
.page-hero::before {
    content: '';
    position: absolute;
    top: var(--nav-h); left: 50%;
    transform: translateX(-50%);
    width: min(900px, 90%); height: 260px;
    background: radial-gradient(ellipse at 50% 0%, rgba(59, 130, 246, 0.24), transparent 70%);
    pointer-events: none;
}
.page-hero > * { position: relative; }
.page-hero h1 {
    font-size: clamp(1.9rem, 4.2vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
    text-shadow: none;
}
.page-hero p {
    color: var(--text-mute);
    max-width: 44rem;
    margin: 0 auto;
    line-height: 1.9;
    font-size: .98rem;
}

/* ============================================
   徽章 / 标签
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .55rem 1.15rem;
    border-radius: 999px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-dim);
    font-size: .85rem;
    transition: all .3s var(--ease);
}
.badge:hover {
    background: var(--glass-2);
    border-color: rgba(52, 211, 153, 0.4);
    transform: translateY(-2px);
}

/* ============================================
   图片框
   ============================================ */
.media {
    border-radius: var(--radius);
    overflow: hidden;
    background: rgba(15, 42, 89, 0.04);
    border: 1px solid var(--glass-border);
    position: relative;
}
.media::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(180deg, transparent 62%, rgba(15, 42, 89, 0.16));
    pointer-events: none;
}
.media img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform .6s var(--ease);
}
.media:hover img { transform: scale(1.02); }

/* ============================================
   面包屑
   ============================================ */
.crumb { font-size: .82rem; color: var(--text-mute); padding: calc(var(--nav-h) + 1.5rem) 0 0; }
.crumb a:hover { color: var(--brand-500); }

/* ============================================
   动画
   ============================================ */
.fade-in { animation: fadeIn .8s var(--ease) both; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(28px); }
    to { opacity: 1; transform: none; }
}

@keyframes navIn {
    from { opacity: 0; transform: translateY(-12px); }
    to { opacity: 1; transform: none; }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .75s var(--ease), transform .75s var(--ease);
    will-change: opacity, transform;
}
.reveal.show { opacity: 1; transform: none; }

/* 逐字/逐项入场 */
.reveal-up { animation: fadeIn .7s var(--ease) both; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1; transform: none; }
}

/* ============================================
   工具类（本站不引入 Tailwind，内置少量原子类）
   ============================================ */
.self-start { align-self: flex-start; }
.w-full { width: 100%; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.text-center { text-align: center; }
.text-sm { font-size: .875rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: .5rem; }
.gap-3 { gap: .75rem; }
.mr-2 { margin-right: .5rem; }
.mt-3 { margin-top: .75rem; }
.mt-4 { margin-top: 1rem; }
.mt-10 { margin-top: 2.5rem; }
.mb-2 { margin-bottom: .5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.flex-wrap { flex-wrap: wrap; }
.hidden { display: none; }

/* 移动端隐藏、桌面端显示的按钮 */
.sm\:inline-flex { display: none !important; }
@media (min-width: 640px) {
    .sm\:inline-flex { display: inline-flex !important; }
}