/* 浪潮铸远 静态站点全局样式 */
/* 颜色变量 */
:root {
    --brand-primary: #1565C0;
    --brand-primary-dark: #0D3D85;
    --brand-primary-light: #2A8DFF;
    --brand-accent: #FFB81C;
    --bg-page: #ffffff;
    --bg-section: #f5f8fb;
    --bg-dark: #1f2a3a;
    --bg-footer: #2c2f36;
    --text-main: #333333;
    --text-muted: #6b7785;
    --text-light: #ffffff;
    --border-light: #e6ebf2;
    --shadow-sm: 0 2px 8px rgba(15, 60, 130, 0.06);
    --shadow-md: 0 6px 20px rgba(15, 60, 130, 0.10);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --container-w: 1200px;
}

/* reset */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif; color: var(--text-main); background: var(--bg-page); line-height: 1.7; font-size: 14px; }
body { padding-top: 72px; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--brand-primary); }
img, svg { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
h1, h2, h3, h4 { font-weight: 600; color: var(--text-main); }

/* container */
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 16px; }

/* ========== header ========== */
.top-bar { background: var(--brand-primary-dark); color: rgba(255,255,255,.85); font-size: 12px; }
.top-bar .container { display: flex; justify-content: space-between; align-items: center; height: 36px; }
.top-bar a { color: rgba(255,255,255,.85); }
.top-bar a:hover { color: #fff; }
.top-bar .links a { margin-left: 18px; }

.main-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: linear-gradient(180deg, var(--brand-primary) 0%, var(--brand-primary-dark) 100%); color: #fff; box-shadow: 0 2px 12px rgba(13, 61, 133, 0.18); }
.main-nav .container { display: flex; align-items: center; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 700; color: #fff; }
.logo img { height: 42px; width: auto; }
.logo .mark { width: 36px; height: 36px; border-radius: 8px; background: linear-gradient(135deg, var(--brand-accent), #ffd97a); display: inline-flex; align-items: center; justify-content: center; color: #0D3D85; font-weight: 800; }
.nav-menu { margin-left: auto; display: flex; gap: 4px; }
.nav-phone { margin-left: 24px; padding-left: 24px; border-left: 1px solid rgba(255,255,255,.18); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; height: 42px; }
.nav-phone span { font-size: 12px; color: rgba(255,255,255,.72); line-height: 1.2; }
.nav-phone strong { font-size: 18px; color: #fff; font-weight: 700; letter-spacing: 1px; line-height: 1.3; }
.nav-menu > li > a { display: block; padding: 0 22px; height: 72px; line-height: 72px; font-size: 15px; position: relative; color: rgba(255,255,255,.92); }
.nav-menu > li > a:hover, .nav-menu > li.active > a { color: #fff; background: rgba(255,255,255,.06); }
.nav-menu > li > a::after { content: ""; position: absolute; left: 22px; right: 22px; bottom: 18px; height: 2px; background: var(--brand-accent); transform: scaleX(0); transition: transform .2s ease; }
.nav-menu > li.active > a::after, .nav-menu > li > a:hover::after { transform: scaleX(1); }

/* mobile nav toggle */
.nav-toggle { display: none; margin-left: auto; color: #fff; font-size: 22px; padding: 8px 12px; }

/* ========== banner (page hero) ========== */
.page-banner {
    height: 260px;
    background:
            radial-gradient(circle at 20% 30%, rgba(255,255,255,.18), transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(255,255,255,.10), transparent 50%),
            linear-gradient(120deg, #1c5fc4 0%, #0c3a8a 60%, #062f6e 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
    display: flex; align-items: center;
}
.page-banner::before {
    content: ""; position: absolute; inset: 0;
    background-image:
            repeating-linear-gradient(115deg, transparent 0 38px, rgba(255,255,255,.04) 38px 39px),
            repeating-linear-gradient(25deg, transparent 0 38px, rgba(255,255,255,.04) 38px 39px);
}
.page-banner.has-bg {
    background-size: cover;
    background-position: center;
}
.page-banner .container { position: relative; z-index: 1; }
.page-banner h1 { font-size: 36px; letter-spacing: 2px; color: #fff; margin-bottom: 6px; }
.page-banner .en { font-size: 14px; letter-spacing: 4px; opacity: .7; text-transform: uppercase; }

/* ========== 通用 section ========== */
.section { padding: 60px 0; }
.section-title { text-align: center; margin-bottom: 40px; }
.section-title h2 { font-size: 28px; color: var(--brand-primary-dark); position: relative; display: inline-block; padding: 0 24px; }
.section-title h2::before, .section-title h2::after { content: ""; position: absolute; top: 50%; width: 40px; height: 2px; background: linear-gradient(90deg, transparent, var(--brand-primary-light), transparent); }
.section-title h2::before { right: 100%; }
.section-title h2::after { left: 100%; }
.section-title .sub { color: var(--text-muted); margin-top: 8px; font-size: 13px; letter-spacing: 2px; }

/* ========== 首页 hero ========== */
.hero {
    height: 520px;
    background:
            radial-gradient(ellipse at 30% 40%, rgba(255,184,28,.20), transparent 50%),
            radial-gradient(ellipse at 80% 60%, rgba(42,141,255,.30), transparent 50%),
            linear-gradient(135deg, #061a45 0%, #0d3a85 50%, #1c5fc4 100%);
    color: #fff; position: relative; overflow: hidden; display: flex; align-items: center;
}
.hero::after {
    content: ""; position: absolute; inset: 0;
    background:
            radial-gradient(circle at 70% 50%, rgba(42,141,255,.30), transparent 35%),
            repeating-linear-gradient(110deg, transparent 0 60px, rgba(255,255,255,.025) 60px 61px);
}
.hero .container { position: relative; z-index: 1; }
.hero h1 { font-size: 64px; font-weight: 800; line-height: 1.1; letter-spacing: 4px; margin-bottom: 16px; color: #fff; }
.hero h1 .accent { color: var(--brand-accent); }
.hero p { font-size: 18px; opacity: .85; max-width: 540px; margin-bottom: 28px; }
.hero .pill { display: inline-block; padding: 10px 26px; border-radius: 999px; background: rgba(255,184,28,.15); color: var(--brand-accent); border: 1px solid rgba(255,184,28,.4); letter-spacing: 3px; font-weight: 600; }

/* talent section (首页 优秀数字化人才服务) */
.talent-section { background: url('../img/images/index-bg2.jpg') center/cover no-repeat; position: relative; padding: 80px 0; }
.talent-section .talent-title { text-align: center; margin-bottom: 50px; }
.talent-section .talent-title h2 { font-size: 30px; color: var(--brand-primary-dark); margin-bottom: 6px; }
.talent-section .talent-title p { color: var(--text-muted); letter-spacing: 3px; }
.talent-ring { position: relative; max-width: 980px; margin: 0 auto; height: 540px; }
.talent-ring .center-node {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 220px; height: 220px; border-radius: 50%;
    background: url('../img/upload/img/20221226153423.png') center/contain no-repeat;
    box-shadow: 0 0 60px rgba(42,141,255,.5);
    border: 2px solid rgba(255,255,255,.18);
}
.talent-ring .center-node > div { display: none; }
.talent-ring .center-node .num { font-size: 36px; font-weight: 700; }
.talent-ring .center-node .lbl { font-size: 14px; letter-spacing: 4px; opacity: .85; margin-top: 4px; }
.talent-ring .ring-line { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 540px; height: 540px; border-radius: 50%; border: 1px dashed rgba(42,141,255,.45); }
.talent-ring .ring-line.inner { width: 340px; height: 340px; border-color: rgba(42,141,255,.7); }
.talent-node {
    position: absolute; width: 130px; text-align: center; color: var(--text-main); cursor: pointer;
}
.talent-node .icon { width: 64px; height: 64px; margin: 0 auto 10px; border-radius: 50%; background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light)); display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: var(--shadow-md); }
.talent-node .name { font-size: 13px; color: var(--brand-primary-dark); font-weight: 600; }
.talent-node.pos-1 { left: 0; top: 50%; transform: translateY(-50%); }
.talent-node.pos-2 { left: 12%; top: 8%; }
.talent-node.pos-3 { left: 35%; top: 0; }
.talent-node.pos-4 { right: 12%; top: 8%; }
.talent-node.pos-5 { right: 0; top: 50%; transform: translateY(-50%); }
.talent-node.pos-6 { right: 12%; bottom: 8%; }
.talent-node.pos-7 { right: 35%; bottom: 0; }
.talent-node.pos-8 { left: 35%; bottom: 0; }
.talent-node.pos-9 { left: 12%; bottom: 8%; }

/* 产品系列展示 */
.product-series { background: linear-gradient(180deg, #fff 0%, #f5f8fb 100%); }
.series-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.series-card {
    position: relative; padding: 36px 30px; border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #ffffff 0%, #f0f6ff 100%);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-sm);
    display: flex; gap: 22px; align-items: center; cursor: pointer; transition: all .25s ease;
}
.series-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--brand-primary-light); }
.series-card .visual { width: 110px; height: 110px; border-radius: 14px; background: #f0f6ff; display: flex; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; position: relative; overflow: hidden; }
.series-card .visual::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(45deg, transparent 0 6px, rgba(255,255,255,.06) 6px 7px); }
.series-card h3 { color: var(--brand-primary-dark); font-size: 18px; margin-bottom: 8px; }
.series-card p { color: var(--text-muted); font-size: 13px; line-height: 1.7; }
.series-card .arrow { margin-top: 12px; color: var(--brand-primary); font-size: 13px; }

/* 公司动态 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: all .2s ease; cursor: pointer; border: 1px solid var(--border-light); }
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-card .thumb { height: 180px; background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-dark)); position: relative; overflow: hidden; }
.news-card .thumb::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 30%, rgba(255,255,255,.18), transparent 50%); }
.news-card .thumb svg { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); color: rgba(255,255,255,.85); }
.news-card .body { padding: 18px 20px 22px; }
.news-card .meta { color: var(--text-muted); font-size: 12px; margin-bottom: 8px; display: flex; gap: 12px; }
.news-card h4 { font-size: 15px; color: var(--text-main); margin-bottom: 8px; line-height: 1.5; }
.news-card p { color: var(--text-muted); font-size: 13px; line-height: 1.7; }
.news-card.featured { grid-column: span 2; }
.news-card.featured .thumb { height: 260px; }
.news-card.featured h4 { font-size: 18px; }

/* 合作院校 */
.school-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.school-item { aspect-ratio: 1.4; background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 13px; padding: 12px; text-align: center; transition: all .2s; }
.school-item:hover { border-color: var(--brand-primary-light); color: var(--brand-primary); }

/* ========== 产品中心 ========== */
.page-body { padding: 40px 0 60px; background: var(--bg-section); }
.layout-sidebar { display: grid; grid-template-columns: 240px 1fr; gap: 24px; align-items: start; }
.sidebar-nav { background: var(--brand-primary-dark); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); }
.sidebar-nav li > a { display: flex; align-items: center; gap: 10px; padding: 14px 18px; color: rgba(255,255,255,.92); border-bottom: 1px solid rgba(255,255,255,.06); font-size: 14px; }
.sidebar-nav li > a::before { content: "▸"; color: var(--brand-accent); font-size: 10px; }
.sidebar-nav li > a:hover, .sidebar-nav li.active > a { background: rgba(255,255,255,.08); color: #fff; }
.sidebar-nav li.active > a { border-left: 3px solid var(--brand-accent); padding-left: 15px; }

.panel { background: #fff; border-radius: var(--radius-md); padding: 28px; box-shadow: var(--shadow-sm); }
.panel-title { font-size: 18px; color: var(--brand-primary-dark); margin-bottom: 22px; padding-bottom: 12px; border-bottom: 1px solid var(--border-light); }

.product-categories { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }
.product-categories .cat { padding: 8px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--border-light); font-size: 13px; color: var(--text-muted); cursor: pointer; transition: all .2s; }
.product-categories .cat.active, .product-categories .cat:hover { background: var(--brand-primary); border-color: var(--brand-primary); color: #fff; }

.product-table { width: 100%; border-collapse: separate; border-spacing: 0; border: 1px solid var(--border-light); border-radius: var(--radius-md); overflow: hidden; }
.product-table th, .product-table td { padding: 14px 16px; border-bottom: 1px solid var(--border-light); text-align: center; font-size: 13px; }
.product-table th { background: var(--brand-primary-dark); color: #fff; font-weight: 600; letter-spacing: 1px; }
.product-table tr:last-child td { border-bottom: none; }
.product-table td a { color: var(--text-main); }
.product-table td a:hover { color: var(--brand-primary); }

/* ========== 产品详情 ========== */
.detail-banner { height: 180px; background: linear-gradient(120deg, #1c5fc4 0%, #0c3a8a 100%); color: #fff; display: flex; align-items: center; }
.detail-banner h1 { color: #fff; }
.detail-banner .crumbs { margin-top: 6px; font-size: 13px; opacity: .8; }
.detail-banner .crumbs a { color: #fff; }

.detail-body { display: grid; grid-template-columns: 240px 1fr; gap: 24px; padding: 40px 0; }
.detail-main { background: #fff; border-radius: var(--radius-md); padding: 36px 40px; box-shadow: var(--shadow-sm); }
.detail-main h1 { font-size: 26px; color: var(--brand-primary-dark); margin-bottom: 16px; }
.detail-main .lede { color: var(--text-muted); line-height: 1.9; margin-bottom: 24px; padding: 16px; background: var(--bg-section); border-left: 3px solid var(--brand-primary); border-radius: 4px; }
.detail-main h3 { color: var(--brand-primary-dark); margin: 24px 0 12px; font-size: 17px; padding-left: 10px; border-left: 3px solid var(--brand-primary-light); }
.detail-main p { color: var(--text-main); margin-bottom: 12px; line-height: 1.9; }
.detail-main .feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 16px 0; }
.detail-main .feature-list li { padding: 14px 16px; background: var(--bg-section); border-radius: 6px; }
.detail-main .feature-list li strong { color: var(--brand-primary-dark); display: block; margin-bottom: 4px; }
.detail-main .preview { margin-top: 24px; border-radius: var(--radius-md); overflow: hidden; background: var(--bg-section); }

/* ========== 解决方案 ========== */
.tabs-bar { display: flex; border-radius: var(--radius-md); overflow: hidden; margin: 0 auto 30px; box-shadow: var(--shadow-sm); max-width: 720px; }
.tabs-bar a { flex: 1; padding: 14px; text-align: center; background: #fff; color: var(--text-main); border-right: 1px solid var(--border-light); font-size: 15px; }
.tabs-bar a:last-child { border-right: none; }
.tabs-bar a.active, .tabs-bar a:hover { background: var(--brand-primary); color: #fff; }
.tabs-bar a.active { background: var(--brand-primary); }

.training-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
a.training-card { display: block; color: inherit; text-decoration: none; }
.training-card { background: #fff; border-radius: var(--radius-md); padding: 26px 20px; text-align: center; border: 1px solid var(--border-light); position: relative; transition: all .2s; cursor: pointer; }
.training-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--brand-primary-light); }
.training-card .badge { position: absolute; top: 12px; right: -6px; padding: 3px 10px; background: var(--brand-accent); color: #fff; font-size: 11px; border-radius: 4px 0 0 4px; }
.training-card .icon { width: 60px; height: 60px; margin: 0 auto 14px; border-radius: 50%; background: linear-gradient(135deg, var(--brand-primary-light), var(--brand-primary)); display: flex; align-items: center; justify-content: center; color: #fff; }
.training-card h4 { color: var(--brand-primary-dark); font-size: 15px; margin-bottom: 4px; }
.training-card .more { font-size: 12px; color: var(--text-muted); margin-top: 8px; }

/* ========== 智能竞赛 ========== */
.competition-hero { height: 360px; background: linear-gradient(135deg, #061a45 0%, #0c3a8a 100%); color: #fff; display: flex; align-items: center; justify-content: center; text-align: center; position: relative; overflow: hidden; }
.competition-hero::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 30% 50%, rgba(42,141,255,.4), transparent 40%), radial-gradient(circle at 70% 50%, rgba(255,184,28,.15), transparent 40%); }
.competition-hero .container { position: relative; z-index: 1; }
.competition-hero h1 { font-size: 40px; color: #fff; letter-spacing: 4px; margin-bottom: 14px; }
.competition-hero .en { letter-spacing: 6px; opacity: .8; }
.competition-hero .ctrl { display: flex; gap: 8px; justify-content: center; margin-top: 20px; }
.competition-hero .ctrl span { width: 30px; height: 4px; background: rgba(255,255,255,.3); border-radius: 2px; }
.competition-hero .ctrl span.active { background: var(--brand-accent); }
.competition-photos { padding: 40px 0; background: #fff; }
.competition-photos .grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* ========== 人才就业 ========== */
.job-step-bar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.job-step { background: #fff; border-radius: var(--radius-md); padding: 30px 24px; box-shadow: var(--shadow-sm); text-align: center; position: relative; }
.job-step .icon { width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%; background: linear-gradient(135deg, var(--brand-primary-light), var(--brand-primary)); color: #fff; display: flex; align-items: center; justify-content: center; }
.job-step h4 { color: var(--brand-primary-dark); margin-bottom: 6px; }
.job-step .more { color: var(--brand-primary); font-size: 12px; margin-top: 10px; }

.job-path { background: #fff; padding: 50px 0; }
.job-path .path { max-width: 980px; margin: 0 auto; padding: 30px; border: 2px dashed var(--brand-primary-light); border-radius: var(--radius-md); display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.job-path .node { background: var(--brand-primary); color: #fff; padding: 18px; border-radius: 8px; text-align: center; }
.job-path .node .lbl { font-size: 12px; opacity: .8; margin-bottom: 6px; }

.video-section { padding: 50px 0; background: var(--bg-section); }
.video-frame { max-width: 720px; margin: 0 auto; aspect-ratio: 16/9; background: #0a1f3a; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: #fff; position: relative; overflow: hidden; }
.video-frame .play { width: 70px; height: 70px; border-radius: 50%; background: rgba(255,255,255,.18); display: flex; align-items: center; justify-content: center; }
.video-frame .progress { position: absolute; bottom: 12px; left: 16px; right: 16px; height: 4px; background: rgba(255,255,255,.25); border-radius: 2px; }
.video-frame .progress span { display: block; width: 35%; height: 100%; background: var(--brand-primary-light); border-radius: 2px; }

.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 30px; }
.partner-item { background: #fff; padding: 22px; border-radius: var(--radius-md); text-align: center; border: 1px solid var(--border-light); font-weight: 600; color: var(--text-main); }
.partner-item:hover { border-color: var(--brand-primary-light); }

/* ========== 新闻列表 ========== */
.news-list { display: flex; flex-direction: column; gap: 14px; }
.news-row { background: #fff; border-radius: var(--radius-md); padding: 18px 22px; display: grid; grid-template-columns: 180px 1fr 110px; gap: 20px; align-items: center; border: 1px solid var(--border-light); transition: all .2s; cursor: pointer; }
.news-row:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--brand-primary-light); }
.news-row .thumb { aspect-ratio: 16/9; background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-dark)); border-radius: 6px; position: relative; overflow: hidden; }
.news-row .thumb::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 30%, rgba(255,255,255,.18), transparent 50%); }
.news-row h4 { font-size: 16px; color: var(--text-main); margin-bottom: 6px; }
.news-row p { color: var(--text-muted); font-size: 13px; }
.news-row .date { color: var(--text-muted); font-size: 13px; text-align: right; }
.news-row .date strong { display: block; color: var(--brand-primary); font-size: 22px; line-height: 1; margin-bottom: 4px; }

.pager { display: flex; gap: 6px; justify-content: center; margin-top: 30px; }
.pager a { padding: 6px 14px; border: 1px solid var(--border-light); border-radius: 4px; color: var(--text-main); background: #fff; font-size: 13px; }
.pager a.active, .pager a:hover { background: var(--brand-primary); border-color: var(--brand-primary); color: #fff; }

/* ========== 关于我们 ========== */
.about-tabs { display: flex; justify-content: center; gap: 0; margin-bottom: 30px; border-bottom: 1px solid var(--border-light); }
.about-tabs a { padding: 14px 26px; color: var(--text-main); font-size: 15px; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.about-tabs a.active, .about-tabs a:hover { color: var(--brand-primary); border-bottom-color: var(--brand-primary); }

.about-hero { background: linear-gradient(120deg, #f5f8fb 0%, #e8eef7 100%); padding: 50px 0; }
.about-hero .row { display: grid; grid-template-columns: 1.4fr 1fr; gap: 30px; align-items: center; }
.about-hero h2 { color: var(--brand-primary-dark); font-size: 26px; margin-bottom: 16px; }
.about-hero p { color: var(--text-main); line-height: 1.9; margin-bottom: 12px; }
.about-hero .visual { aspect-ratio: 1.4; border-radius: var(--radius-md); background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-dark)); position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.85); }
.about-hero .visual::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(45deg, transparent 0 10px, rgba(255,255,255,.05) 10px 11px); }
.about-hero .visual span { position: relative; font-size: 24px; letter-spacing: 4px; font-weight: 600; }

.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cert-card { background: #fff; border-radius: var(--radius-md); padding: 22px 18px; text-align: center; border: 1px solid var(--border-light); }
.cert-card .icon { width: 50px; height: 50px; margin: 0 auto 12px; border-radius: 50%; background: linear-gradient(135deg, var(--brand-primary-light), var(--brand-primary)); color: #fff; display: flex; align-items: center; justify-content: center; }
.cert-card h4 { color: var(--brand-primary-dark); font-size: 14px; margin-bottom: 4px; }
.cert-card p { color: var(--text-muted); font-size: 12px; }

.timeline { max-width: 780px; margin: 0 auto; }
.timeline li { display: grid; grid-template-columns: 100px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px dashed var(--border-light); }
.timeline .year { font-size: 22px; font-weight: 700; color: var(--brand-primary); }
.timeline p { color: var(--text-main); line-height: 1.8; }

/* ========== 生态伙伴 ========== */
.partner-process { display: flex; justify-content: center; align-items: center; gap: 30px; padding: 50px 0; }
.partner-process .step { width: 100px; height: 100px; border-radius: 50%; background: linear-gradient(135deg, var(--brand-primary-light), var(--brand-primary)); color: #fff; display: flex; align-items: center; justify-content: center; flex-direction: column; box-shadow: var(--shadow-md); }
.partner-process .arrow { color: var(--text-muted); font-size: 24px; }

/* ========== footer ========== */
footer { background: var(--bg-dark); color: rgba(255,255,255,.75); padding: 50px 0 0; }
footer .container { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 30px; }
footer h5 { color: #fff; font-size: 15px; margin-bottom: 18px; padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,.1); }
footer ul li { padding: 6px 0; font-size: 13px; }
footer ul li::before { content: "›"; color: var(--brand-primary-light); margin-right: 8px; }
footer ul li a { color: rgba(255,255,255,.75); }
footer ul li a:hover { color: #fff; }
footer .hotline { color: var(--brand-accent); font-size: 22px; font-weight: 700; }
footer .desc { font-size: 12px; line-height: 1.8; color: rgba(255,255,255,.6); }

.friendly-links { background: #232831; padding: 14px 0; margin-top: 30px; }
.friendly-links .container { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; font-size: 12px; }
.friendly-links .label { color: rgba(255,255,255,.55); }
.friendly-links a { color: rgba(255,255,255,.55); }

.copyright { background: #1a1d24; padding: 16px 0; text-align: center; font-size: 12px; color: rgba(255,255,255,.45); }

/* button */
.btn { display: inline-block; padding: 10px 22px; border-radius: 999px; background: var(--brand-primary); color: #fff; font-size: 13px; transition: all .2s; }
.btn:hover { background: var(--brand-primary-dark); color: #fff; }
.btn-outline { background: #fff; border: 1px solid var(--brand-primary); color: var(--brand-primary); }
.btn-outline:hover { background: var(--brand-primary); color: #fff; }

/* ========== 响应式 ========== */
@media (max-width: 960px) {
    .layout-sidebar, .detail-body { grid-template-columns: 1fr; }
    .sidebar-nav { display: flex; flex-wrap: wrap; }
    .sidebar-nav li > a { flex: 1; border-bottom: none; border-right: 1px solid rgba(255,255,255,.06); }
    .news-grid { grid-template-columns: 1fr; }
    .news-card.featured { grid-column: span 1; }
    .school-grid { grid-template-columns: repeat(3, 1fr); }
    .training-grid, .partner-grid, .competition-photos .grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: 1fr; }
    .series-list { grid-template-columns: 1fr; }
    .job-step-bar, .job-path .path { grid-template-columns: 1fr; }
    .about-hero .row { grid-template-columns: 1fr; }
    footer .container { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 36px; letter-spacing: 2px; }
    .talent-ring { height: 720px; }
    .talent-ring .ring-line { width: 360px; height: 360px; }
    .talent-ring .ring-line.inner { width: 220px; height: 220px; }
}
@media (max-width: 640px) {
    .top-bar { display: none; }
    .nav-toggle { display: inline-flex; align-items: center; }
    .nav-menu { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--brand-primary-dark); flex-direction: column; padding: 8px 0; }
    .nav-menu.open { display: flex; }
    .nav-menu > li > a { height: 44px; line-height: 44px; padding: 0 16px; }
    .nav-phone { margin-left: 12px; padding-left: 12px; }
    .nav-phone strong { font-size: 14px; }
    .nav-phone span { display: none; }
    .hero h1 { font-size: 28px; }
    .page-banner h1 { font-size: 26px; }
    .school-grid { grid-template-columns: repeat(2, 1fr); }
    .training-grid, .partner-grid, .competition-photos .grid { grid-template-columns: 1fr; }
    .footer .container, footer .container { grid-template-columns: 1fr; }
    .news-row { grid-template-columns: 1fr; }
    .news-row .date { text-align: left; }
}