/* roulang page: index */
:root {
            --ink: #17202b;
            --muted: #75808d;
            --paper: #f6f7f9;
            --panel: #ffffff;
            --line: #e6e9ee;
            --accent: #e34c38;
            --accent-dark: #bd3829;
            --yellow: #f2bd4d;
            --navy: #1e2b39;
            --radius: 16px;
            --shadow: 0 12px 35px rgba(24, 36, 50, .08);
            --soft-shadow: 0 6px 18px rgba(24, 36, 50, .06);
        }
        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            margin: 0;
            color: var(--ink);
            background: var(--paper);
            font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            font-size: 15px;
            line-height: 1.75;
        }
        a { color: inherit; text-decoration: none; transition: .2s ease; }
        a:hover { color: var(--accent); }
        img { display: block; max-width: 100%; }
        button, input { font: inherit; }
        .site-shell { min-height: 100vh; padding-left: 252px; }
        .side-nav {
            position: fixed;
            z-index: 20;
            inset: 0 auto 0 0;
            width: 252px;
            padding: 34px 22px 24px;
            color: #dce5ec;
            background: var(--navy);
            box-shadow: 8px 0 30px rgba(22, 30, 40, .08);
        }
        .brand { display: flex; align-items: center; gap: 12px; margin: 0 8px 48px; color: #fff; }
        .brand-mark {
            width: 38px; height: 38px; display: grid; place-items: center;
            color: var(--navy); background: var(--yellow); border-radius: 11px;
            font-weight: 900; font-size: 19px;
        }
        .brand-name { font-size: 16px; line-height: 1.3; font-weight: 800; letter-spacing: .2px; }
        .brand-name small { display: block; margin-top: 3px; color: #91a2b2; font-size: 11px; font-weight: 500; }
        .nav-label { margin: 0 12px 10px; color: #7f93a4; font-size: 11px; letter-spacing: 1.5px; }
        .nav-link {
            display: flex; align-items: center; gap: 12px; margin: 5px 0; padding: 12px 14px;
            border: 1px solid transparent; border-radius: 10px; color: #bfcbd5;
        }
        .nav-link i { font-size: 18px; }
        .nav-link:hover, .nav-link.active { color: #fff; background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.08); }
        .side-note {
            position: absolute; right: 22px; bottom: 27px; left: 22px; padding: 15px;
            border: 1px solid rgba(255,255,255,.1); border-radius: 12px; color: #a8b7c4;
            font-size: 12px; line-height: 1.6;
        }
        .topbar { display: none; }
        .container-xl { max-width: 1180px; }
        .main-content { overflow: hidden; }
        .hero {
            min-height: 550px; display: flex; align-items: center; padding: 76px 0 68px;
            background: #202f3e;
            color: #fff;
            position: relative;
        }
        .hero::after {
            content: ""; position: absolute; inset: 0;
            background: radial-gradient(circle at 82% 25%, rgba(242,189,77,.2), transparent 29%),
                        linear-gradient(115deg, rgba(32,47,62,.98) 25%, rgba(32,47,62,.72) 68%, rgba(32,47,62,.95));
            pointer-events: none;
        }
        .hero .container-xl { position: relative; z-index: 1; }
        .eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 17px; color: var(--yellow); font-size: 12px; font-weight: 800; letter-spacing: 1.4px; }
        .eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--yellow); }
        h1 { max-width: 690px; margin: 0 0 21px; font-size: clamp(34px, 4.2vw, 62px); line-height: 1.17; letter-spacing: 0; font-weight: 900; }
        .hero-copy { max-width: 680px; margin-bottom: 28px; color: #cad5de; font-size: 17px; }
        .search-panel { max-width: 670px; padding: 8px; display: flex; gap: 8px; background: #fff; border-radius: 13px; box-shadow: 0 15px 38px rgba(0,0,0,.18); }
        .search-panel input { min-width: 0; flex: 1; padding: 11px 14px; border: 0; outline: 0; color: var(--ink); }
        .btn-main, .btn-outline-light-custom {
            display: inline-flex; align-items: center; justify-content: center; gap: 8px;
            min-height: 44px; padding: 10px 19px; border-radius: 9px; border: 1px solid transparent;
            font-weight: 700; transition: .2s ease;
        }
        .btn-main { color: #fff; background: var(--accent); }
        .btn-main:hover, .btn-main:focus { color: #fff; background: var(--accent-dark); transform: translateY(-2px); }
        .btn-outline-light-custom { color: #fff; border-color: rgba(255,255,255,.4); }
        .btn-outline-light-custom:hover { color: var(--navy); background: #fff; }
        .hero-meta { display: flex; flex-wrap: wrap; gap: 25px; margin-top: 30px; }
        .hero-meta strong { display: block; color: #fff; font-size: 23px; line-height: 1.1; }
        .hero-meta span { color: #9eafbd; font-size: 12px; }
        .section { padding: 78px 0; }
        .section.alt { background: #fff; }
        .section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 27px; }
        .section-kicker { margin-bottom: 6px; color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: 1.4px; }
        h2 { margin: 0; font-size: 32px; line-height: 1.25; letter-spacing: 0; font-weight: 850; }
        .section-intro { max-width: 590px; margin: 10px 0 0; color: var(--muted); }
        .text-link { color: var(--accent); font-weight: 700; white-space: nowrap; }
        .calendar-grid { display: grid; grid-template-columns: 1.15fr .85fr .85fr; gap: 16px; }
        .calendar-card { min-height: 210px; position: relative; overflow: hidden; padding: 25px; color: #fff; background: #344454; border-radius: var(--radius); }
        .calendar-card.featured { min-height: 260px; grid-row: span 2; background: linear-gradient(145deg, #a83b31, #e5744d); }
        .calendar-card.light { color: var(--ink); background: #edf0f3; }
        .calendar-card::before { content: ""; position: absolute; width: 150px; height: 150px; right: -35px; bottom: -48px; border: 24px solid rgba(255,255,255,.1); border-radius: 50%; }
        .date { color: var(--yellow); font-size: 12px; font-weight: 800; letter-spacing: 1px; }
        .calendar-card.light .date { color: var(--accent); }
        .calendar-card h3 { max-width: 260px; margin: 13px 0 8px; font-size: 23px; line-height: 1.35; }
        .calendar-card p { max-width: 290px; margin: 0; color: rgba(255,255,255,.72); font-size: 13px; }
        .calendar-card.light p { color: var(--muted); }
        .topic-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
        .topic-card { position: relative; min-height: 190px; overflow: hidden; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
        .topic-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
        .topic-no { color: #cbd1d8; font-size: 32px; font-weight: 900; }
        .topic-card h3 { margin: 24px 0 8px; font-size: 19px; }
        .topic-card p { margin: 0; color: var(--muted); font-size: 13px; }
        .topic-card i { position: absolute; top: 23px; right: 22px; color: var(--accent); font-size: 22px; }
        .metrics { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
        .metric { padding: 28px 22px; border-right: 1px solid var(--line); }
        .metric:last-child { border-right: 0; }
        .metric strong { display: block; font-size: 35px; line-height: 1.1; color: var(--navy); }
        .metric span { color: var(--muted); font-size: 13px; }
        .metric em { color: #2b9a73; font-size: 12px; font-style: normal; }
        .news-layout { display: grid; grid-template-columns: 1.5fr .8fr; gap: 40px; }
        .news-list { border-top: 1px solid var(--line); }
        .news-item { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
        .news-item h3 { margin: 0 0 4px; font-size: 16px; }
        .news-item p { margin: 0; color: var(--muted); font-size: 13px; }
        .news-date { color: #9aa4af; font-size: 12px; white-space: nowrap; }
        .editor-pick { padding: 25px; background: var(--navy); border-radius: var(--radius); color: #fff; }
        .editor-pick .label { color: var(--yellow); font-size: 12px; font-weight: 800; }
        .editor-pick h3 { margin: 20px 0 12px; font-size: 24px; }
        .editor-pick p { color: #b9c6d0; font-size: 13px; }
        .guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
        .guide { padding: 25px; border-left: 3px solid var(--accent); background: #fff; box-shadow: var(--soft-shadow); }
        .guide-icon { color: var(--accent); font-size: 23px; }
        .guide h3 { margin: 18px 0 8px; font-size: 19px; }
        .guide p { margin: 0; color: var(--muted); font-size: 13px; }
        .faq-wrap { max-width: 850px; margin: 0 auto; }
        .accordion-item { margin-bottom: 10px; overflow: hidden; border: 1px solid var(--line); border-radius: 11px !important; background: #fff; }
        .accordion-button { padding: 18px 20px; color: var(--ink); background: #fff; font-weight: 750; box-shadow: none !important; }
        .accordion-button:not(.collapsed) { color: var(--accent); background: #fff7f4; }
        .accordion-body { padding: 0 20px 20px; color: var(--muted); font-size: 14px; }
        .cta { padding: 56px 0; background: #f1c15d; }
        .cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 25px; }
        .cta h2 { max-width: 600px; }
        .cta p { margin: 8px 0 0; color: #63512c; }
        .footer { padding: 35px 0 25px; color: #a9b5c0; background: var(--navy); }
        .footer-brand { color: #fff; font-size: 18px; font-weight: 800; }
        .footer p { margin: 10px 0 0; font-size: 13px; }
        .footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 30px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12); font-size: 12px; }
        :focus-visible { outline: 3px solid rgba(227,76,56,.35); outline-offset: 3px; }
        @media (max-width: 1024px) {
            .site-shell { padding-left: 210px; }
            .side-nav { width: 210px; }
            .calendar-grid { grid-template-columns: 1fr 1fr; }
            .calendar-card.featured { grid-row: auto; }
            .topic-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .site-shell { padding-left: 0; padding-top: 68px; }
            .side-nav { display: none; }
            .topbar { position: fixed; z-index: 30; inset: 0 0 auto; display: flex; align-items: center; justify-content: space-between; height: 68px; padding: 0 20px; color: #fff; background: var(--navy); }
            .mobile-brand { display: flex; align-items: center; gap: 9px; font-weight: 800; }
            .mobile-brand .brand-mark { width: 31px; height: 31px; font-size: 15px; }
            .menu-button { border: 0; color: #fff; background: transparent; font-size: 23px; }
            .hero { min-height: 510px; padding: 62px 0; }
            .section { padding: 58px 0; }
            .news-layout { grid-template-columns: 1fr; gap: 25px; }
            .metrics { grid-template-columns: repeat(2, 1fr); }
            .metric:nth-child(2) { border-right: 0; }
            .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
            .guide-grid { grid-template-columns: 1fr; }
            .cta-inner { align-items: flex-start; flex-direction: column; }
        }
        @media (max-width: 520px) {
            .hero-copy { font-size: 15px; }
            .search-panel { flex-direction: column; background: transparent; padding: 0; box-shadow: none; }
            .search-panel input { min-height: 48px; border-radius: 9px; }
            .search-panel .btn-main { width: 100%; }
            h2 { font-size: 27px; }
            .section-head { align-items: flex-start; flex-direction: column; gap: 8px; }
            .calendar-grid, .topic-grid { grid-template-columns: 1fr; }
            .calendar-card, .calendar-card.featured { min-height: 190px; }
            .metrics { grid-template-columns: 1fr 1fr; }
            .metric { padding: 21px 14px; }
            .metric strong { font-size: 28px; }
            .news-item { align-items: flex-start; flex-direction: column; gap: 3px; }
            .footer-bottom { align-items: flex-start; flex-direction: column; }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}