/* roulang page: index */
:root {
    --bg-body: #F3F6FA;
    --bg-light-gray: #F0F4F8;
    --bg-white: #FFFFFF;
    --navy: #123B5A;
    --primary-blue: #1A6FB0;
    --primary-deep: #0F5283;
    --light-blue: #E2F0F8;
    --accent: #E49B3F;
    --text-main: #1F2D3D;
    --text-sub: #5C7184;
    --line: #DDE4EB;
    --success: #1F8A70;
    --danger: #C94A3D;
    --radius-card: 14px;
    --radius-btn: 8px;
    --shadow-card: 0 1px 2px rgba(18, 51, 82, .06), 0 8px 24px rgba(18, 51, 82, .06);
    --shadow-hover: 0 4px 10px rgba(18, 51, 82, .10), 0 18px 36px rgba(18, 51, 82, .10);
    --container-width: 1200px;
    --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
    --transition: all .25s ease;
}
*, *::before, *::after {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}
body {
    margin: 0;
    background: var(--bg-body);
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}
a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition);
}
a:hover {
    color: var(--primary-deep);
    text-decoration: none;
}
button, input, select, textarea {
    font-family: var(--font-sans);
    font-size: 15px;
}
input, select, textarea {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px 14px;
    background: #fff;
    color: var(--text-main);
    outline: none;
    transition: var(--transition);
    width: 100%;
}
input:focus, select:focus, textarea:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 111, 176, .15);
}
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}
.skip-link {
    position: fixed;
    left: -9999px;
    top: 12px;
    z-index: 9999;
    background: var(--navy);
    color: #fff;
    padding: 8px 18px;
    border-radius: 6px;
}
.skip-link:focus {
    left: 12px;
}
.section-title {
    font-size: 28px;
    line-height: 1.35;
    font-weight: 700;
    color: var(--navy);
    margin: 0 0 8px;
}
.section-desc {
    font-size: 16px;
    color: var(--text-sub);
    margin: 0 0 32px;
}
.text-accent {
    color: var(--accent);
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 24px;
    border-radius: var(--radius-btn);
    border: 1px solid transparent;
    font-weight: 600;
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    gap: 8px;
    outline: none;
}
.btn svg {
    width: 16px;
    height: 16px;
}
.btn:focus-visible, .nav-toggle:focus-visible, .hot-pill:focus-visible, .faq-toggle:focus-visible {
    outline: 3px solid rgba(26, 111, 176, .35);
    outline-offset: 2px;
}
.btn-primary {
    background: var(--navy);
    border-color: var(--navy);
    color: #fff;
}
.btn-primary:hover {
    background: var(--primary-deep);
    border-color: var(--primary-deep);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
}
.btn-secondary {
    background: #fff;
    border-color: #BDD5E7;
    color: var(--navy);
}
.btn-secondary:hover {
    background: var(--light-blue);
    border-color: var(--primary-blue);
    color: var(--primary-deep);
    transform: translateY(-1px);
}
.btn-accent {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn-accent:hover {
    background: #c77e29;
    border-color: #c77e29;
    color: #fff;
}
.btn-lg {
    height: 50px;
    padding: 0 32px;
    font-size: 16px;
}
.grid-x {
    display: flex;
    flex-flow: row wrap;
}
.grid-x.grid-margin-x {
    margin: 0 -12px;
}
.grid-x > .cell {
    flex: 0 0 auto;
    padding: 0 12px;
    width: auto;
    max-width: none;
}
.cell.large-6 {
    flex: 0 0 50%;
    max-width: 50%;
}
.cell.large-5 {
    flex: 0 0 41.6667%;
    max-width: 41.6667%;
}
.cell.large-7 {
    flex: 0 0 58.3333%;
    max-width: 58.3333%;
}
.cell.large-4 {
    flex: 0 0 33.3333%;
    max-width: 33.3333%;
}
.cell.large-8 {
    flex: 0 0 66.6667%;
    max-width: 66.6667%;
}
.cell.large-3 {
    flex: 0 0 25%;
    max-width: 25%;
}
.cell.medium-6 {
    flex: 0 0 50%;
    max-width: 50%;
}
@media (max-width: 1023px) {
    .cell.medium-6 {
        flex: 0 0 50%;
        max-width: 50%;
    }
    .cell.large-5, .cell.large-7, .cell.large-4, .cell.large-8, .cell.large-6, .cell.large-3 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}
@media (max-width: 719px) {
    .cell.medium-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    .container {
        padding: 0 18px;
    }
}

/* Header ============ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 200;
    background: var(--bg-white);
    box-shadow: 0 1px 3px rgba(18, 51, 82, .05);
    transition: var(--transition);
}
.site-header.is-scrolled {
    box-shadow: 0 4px 16px rgba(18, 51, 82, .08);
}
.site-header .header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 18px 24px;
    max-width: var(--container-width);
    margin: 0 auto;
    transition: var(--transition);
}
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    background: var(--navy);
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.brand-name {
    font-size: 22px;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: .02em;
    line-height: 1.2;
    white-space: nowrap;
}
.brand-name:hover {
    color: var(--primary-deep);
}
.brand-sub {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: var(--text-sub);
    letter-spacing: .1em;
    margin-top: 2px;
}
.header-top-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.quick-label {
    font-size: 13px;
    color: var(--text-sub);
    margin-right: 2px;
}
.hot-pill {
    display: inline-flex;
    align-items: center;
    height: 30px;
    padding: 0 12px;
    background: #F0F4F8;
    border: 1px solid #E1E8EF;
    border-radius: 999px;
    color: var(--text-main);
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
}
.hot-pill:hover {
    background: var(--light-blue);
    border-color: var(--primary-blue);
    color: var(--primary-deep);
}
.header-bottom {
    background: #fff;
    border-top: 1px solid #EFF3F7;
    transition: var(--transition);
}
.header-bottom .nav-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    min-height: 56px;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    height: 44px;
    padding: 0 16px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-main);
    border-radius: 8px;
    transition: var(--transition);
}
.nav-link:hover {
    color: var(--primary-blue);
    background: rgba(26, 111, 176, .04);
}
.nav-link.active {
    color: var(--primary-deep);
}
.nav-link.active::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 6px;
    height: 3px;
    background: var(--primary-blue);
    border-radius: 999px;
}
.nav-tools {
    display: flex;
    align-items: center;
    gap: 14px;
}
.nav-search {
    display: flex;
    align-items: center;
    width: 260px;
    height: 38px;
    border: 1px solid #DDE4EB;
    background: #F7FAFC;
    border-radius: 999px;
    padding: 0 6px 0 16px;
    transition: var(--transition);
}
.nav-search:focus-within {
    border-color: var(--primary-blue);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(26, 111, 176, .12);
}
.nav-search-input {
    flex: 1;
    border: 0;
    padding: 0;
    background: transparent;
    box-shadow: none;
    height: 36px;
    border-radius: 0;
    font-size: 14px;
}
.nav-search-input:focus {
    box-shadow: none;
    border: 0;
}
.nav-search-btn {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--navy);
    color: #fff;
    border: 0;
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
}
.nav-search-btn:hover {
    background: var(--primary-blue);
}
.nav-cta {
    flex: 0 0 auto;
    height: 38px;
    padding: 0 16px;
    font-size: 14px;
    white-space: nowrap;
}
.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: transparent;
    border: 1px solid #D9E2EA;
    border-radius: 8px;
    color: var(--navy);
    padding: 0;
    cursor: pointer;
}
.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--navy);
    border-radius: 2px;
    margin: 3px auto;
    transition: var(--transition);
}

/* Hero ============== */
.hero {
    background: linear-gradient(138deg, #F6FAFD 0%, #E9F2F8 100%);
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid #E4ECF3;
}
.hero-inner {
    display: flex;
    align-items: center;
    gap: 56px;
    padding: 76px 24px 64px;
    max-width: var(--container-width);
    margin: 0 auto;
}
.hero-copy {
    flex: 1 1 58%;
    min-width: 0;
}
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    height: 30px;
    padding: 0 14px;
    background: rgba(18, 111, 176, .10);
    border-radius: 999px;
    color: var(--primary-blue);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .04em;
    margin-bottom: 18px;
}
.hero h1 {
    font-size: 36px;
    line-height: 1.35;
    color: var(--navy);
    font-weight: 800;
    margin: 0 0 18px;
    letter-spacing: -.01em;
    max-width: 550px;
}
.hero-lead {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-sub);
    max-width: 520px;
    margin: 0 0 28px;
}
.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}
.hero-trust-list {
    list-style: none;
    margin: 0;
    padding: 18px 0 0;
    border-top: 1px solid rgba(26, 111, 176, .14);
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}
.hero-trust-list li {
    position: relative;
    font-size: 14px;
    color: var(--text-sub);
    display: flex;
    align-items: center;
    gap: 6px;
}
.hero-trust-list li::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-blue);
    flex: 0 0 auto;
}
.hero-visual {
    flex: 1 1 42%;
    min-width: 0;
}
.hero-media-card {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    background: var(--light-blue);
}
.hero-media-card img {
    display: block;
    width: 100%;
    height: 340px;
    object-fit: cover;
}
.hero-media-tag {
    position: absolute;
    left: 16px;
    top: 16px;
    background: rgba(255, 255, 255, .92);
    border-radius: 999px;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--navy);
    box-shadow: 0 4px 12px rgba(18, 51, 82, .10);
}
.hero-media-note {
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 16px;
    background: rgba(18, 51, 82, .78);
    backdrop-filter: blur(6px);
    color: #fff;
    font-size: 14px;
    padding: 10px 14px;
    border-radius: 10px;
    line-height: 1.5;
}

/* Metrics =========== */
.metrics {
    background: var(--bg-white);
    padding: 48px 0;
}
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}
.metric-item {
    padding: 6px 12px 6px 0;
    border-left: 3px solid var(--light-blue);
    padding-left: 20px;
}
.metric-item:hover {
    border-left-color: var(--accent);
}
.metric-num {
    font-size: 26px;
    font-weight: 800;
    color: var(--navy);
    line-height: 1.4;
    letter-spacing: .02em;
}
.metric-num small {
    font-size: 14px;
    font-weight: 500;
    color: var(--accent);
    margin-left: 4px;
}
.metric-label {
    margin-top: 6px;
    font-size: 14px;
    color: var(--text-sub);
}

/* Steps ============= */
.quick-steps {
    background: var(--bg-white);
    padding: 70px 0;
}
.steps-section-head {
    text-align: center;
    margin-bottom: 40px;
}
.steps-wrap {
    position: relative;
    max-width: 980px;
    margin: 0 auto;
}
.steps-wrap::before {
    content: "";
    position: absolute;
    left: 28px;
    top: 24px;
    bottom: 40px;
    width: 2px;
    background: #E3EAEF;
}
.step-item {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 10px 0 34px 76px;
}
.step-num {
    position: absolute;
    left: 0;
    top: 12px;
    width: 58px;
    height: 58px;
    background: var(--navy);
    color: #fff;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    box-shadow: 0 6px 16px rgba(18, 51, 82, .16);
    z-index: 2;
}
.step-item:nth-child(2) .step-num {
    background: var(--primary-blue);
}
.step-item:nth-child(3) .step-num {
    background: var(--accent);
}
.step-content {
    background: var(--bg-white);
    border: 1px solid #E7EDF3;
    border-radius: 16px;
    padding: 22px 24px;
    box-shadow: 0 1px 4px rgba(18, 51, 82, .03);
    transition: var(--transition);
    width: 100%;
}
.step-content:hover {
    box-shadow: var(--shadow-card);
    border-color: #CDDFEC;
}
.step-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--navy);
    margin: 0 0 8px;
}
.step-text {
    font-size: 15px;
    color: var(--text-sub);
    margin: 0;
    line-height: 1.8;
}
.step-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 14px;
    font-size: 14px;
    font-weight: 600;
}

/* Showcase ========== */
.showcase {
    background: var(--bg-light-gray);
    padding: 70px 0;
}
.showcase-grid {
    display: flex;
    gap: 32px;
}
.showcase-main {
    flex: 0 0 46%;
}
.showcase-main figure {
    margin: 0;
    border-radius: 18px;
    overflow: hidden;
    background: #E2E8F0;
    box-shadow: var(--shadow-card);
    height: 100%;
    min-height: 340px;
}
.showcase-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 340px;
}
.showcase-figcaption {
    padding: 16px 18px;
    background: #fff;
    border-top: 0;
    font-size: 13px;
    color: var(--text-sub);
}
.showcase-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 14px;
}
.showcase-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: #fff;
    border-radius: 16px;
    padding: 18px 20px;
    box-shadow: 0 1px 3px rgba(18, 51, 82, .02);
    border: 1px solid #E7EDF3;
    transition: var(--transition);
}
.showcase-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
    border-color: #D3E4F0;
}
.showcase-ico {
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--light-blue);
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}
.showcase-ico svg {
    width: 20px;
    height: 20px;
}
.showcase-item h3 {
    margin: 0 0 4px;
    font-size: 17px;
    font-weight: 700;
    color: var(--navy);
}
.showcase-item p {
    margin: 0;
    font-size: 15px;
    color: var(--text-sub);
}

/* Latest News ==== */
.news-section {
    background: var(--bg-white);
    padding: 72px 0;
}
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 30px;
}
.section-head .section-title {
    margin-bottom: 0;
}
.news-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
}
.cms-layout {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 24px;
}
.cms-card {
    background: #F9FBFD;
    border: 1px solid #E8EEF3;
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}
.cms-card:hover {
    background: #fff;
    box-shadow: var(--shadow-card);
    transform: translateY(-2px);
    border-color: #C7DBEA;
}
.cms-card-media {
    aspect-ratio: 16 / 9;
    background: #E2E8F0;
    overflow: hidden;
}
.cms-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}
.cms-card:hover .cms-card-media img {
    transform: scale(1.03);
}
.cms-card-body {
    padding: 20px 22px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}
.cms-card-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.tag {
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
}
.tag-blue {
    background: var(--light-blue);
    color: var(--primary-deep);
}
.tag-orange {
    background: #F5EBDC;
    color: #B56C14;
}
.tag-gray {
    background: #EFF3F7;
    color: #586E83;
}
.cms-card h3 {
    font-size: 19px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--navy);
    margin: 0;
}
.cms-card h3 a {
    color: inherit;
    background: linear-gradient(to right, var(--primary-blue), var(--primary-blue));
    background-repeat: no-repeat;
    background-position: 0 100%;
    background-size: 0 2px;
    transition: var(--transition);
}
.cms-card h3 a:hover {
    color: var(--primary-deep);
    background-size: 100% 2px;
}
.cms-card-summary {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.75;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.cms-card-meta {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-top: 4px;
    font-size: 13px;
    color: #7A8FA3;
}
.cms-card-link {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-blue);
}
.cms-empty {
    background: #F5F8FA;
    border: 1px dashed #C7D3DE;
    border-radius: 16px;
    padding: 80px 20px;
    text-align: center;
    color: var(--text-sub);
}
.cms-empty p {
    margin: 0;
    font-size: 16px;
}

/* FAQ =============== */
.faq-section {
    background: var(--bg-light-gray);
    padding: 70px 0;
}
.faq-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.6fr;
    gap: 40px;
}
.faq-guide {
    background: #fff;
    border-radius: 18px;
    padding: 28px 26px;
    box-shadow: var(--shadow-card);
    border: 1px solid #E7EDF3;
    align-self: flex-start;
}
.faq-guide h2 {
    font-size: 22px;
    font-weight: 800;
    color: var(--navy);
    margin: 0 0 16px;
    line-height: 1.4;
}
.faq-guide p {
    font-size: 15px;
    color: var(--text-sub);
    margin: 0 0 20px;
}
.faq-list {
    background: #fff;
    border: 1px solid #E7EDF3;
    border-radius: 18px;
    box-shadow: var(--shadow-card);
    padding: 8px 24px;
}
.faq-item {
    border-bottom: 1px solid #EDF2F6;
}
.faq-item:last-child {
    border-bottom: 0;
}
.faq-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    width: 100%;
    background: transparent;
    border: none;
    padding: 20px 0;
    cursor: pointer;
    text-align: left;
    color: var(--navy);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
}
.faq-toggle:hover {
    color: var(--primary-blue);
}
.faq-icon {
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid #C2D4E2;
    color: var(--primary-blue);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform .3s ease, background .3s, border-color .3s;
}
.faq-icon svg {
    width: 15px;
    height: 15px;
}
.faq-item.open .faq-icon {
    transform: rotate(45deg);
    background: var(--light-blue);
    border-color: var(--primary-blue);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease, padding .3s ease;
}
.faq-answer-inner {
    padding-bottom: 20px;
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.85;
}

/* CTA ================ */
.cta-section {
    background: #fff;
    padding: 72px 0;
}
.cta-panel {
    background: linear-gradient(140deg, #F3F8FC 0%, #E5F0F8 100%);
    border-radius: 24px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 30px;
    padding: 48px;
    border: 1px solid #D6E5EF;
}
.cta-left h2 {
    font-size: 28px;
    line-height: 1.45;
    color: var(--navy);
    font-weight: 800;
    margin: 0 0 16px;
}
.cta-left p {
    font-size: 15px;
    line-height: 1.85;
    color: #526a7a;
    margin: 0 0 24px;
    max-width: 460px;
}
.cta-feature-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.cta-feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-main);
    font-size: 15px;
}
.cta-feature-list li svg {
    flex: 0 0 18px;
    width: 18px;
    height: 18px;
    color: var(--success);
    margin-top: 4px;
}
.cta-form-card {
    background: #fff;
    border-radius: 18px;
    padding: 28px;
    box-shadow: 0 8px 30px rgba(18, 51, 82, .10);
    border: 1px solid #E2EAF0;
}
.form-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--navy);
    margin: 0 0 4px;
}
.form-tip {
    font-size: 13px;
    color: var(--text-sub);
    margin: 0 0 20px;
}
.form-group {
    margin-bottom: 16px;
}
.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 6px;
}
.form-select {
    appearance: auto;
}
.form-note {
    font-size: 12px;
    color: #7A8FA3;
    line-height: 1.6;
    margin-top: 14px;
}
.form-error {
    color: var(--danger);
    font-size: 13px;
    display: none;
}

/* Footer ============= */
.footer {
    background: var(--navy);
    color: #C7D9E6;
    padding: 60px 0 0;
    position: relative;
}
.footer::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 3px;
    background: var(--primary-blue);
}
.footer-top {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 42px;
}
.footer-brand .brand-name {
    color: #fff;
}
.footer-brand .brand-sub {
    color: #8aa5b8;
}
.footer-about {
    margin: 18px 0 0;
    font-size: 14px;
    line-height: 1.85;
    max-width: 300px;
    color: #AEC2D2;
}
.footer-title {
    font-size: 16px;
    color: #fff;
    font-weight: 700;
    margin: 8px 0 18px;
}
.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-links a {
    color: #AEC2D2;
    font-size: 14px;
    transition: var(--transition);
}
.footer-links a:hover {
    color: #fff;
    padding-left: 4px;
}
.footer-contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 14px;
    color: #AEC2D2;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding: 20px 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-size: 13px;
    color: #8aa5b8;
}
.footer-bottom a {
    color: #AEC2D2;
}
.footer-bottom a:hover {
    color: #fff;
}

/* Scroll back top */
.to-top {
    position: fixed;
    right: 24px;
    bottom: 28px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--navy);
    color: #fff;
    border: 1px solid #2A5880;
    box-shadow: 0 6px 18px rgba(18,51,82,.28);
    cursor: pointer;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}
.to-top.show {
    opacity: 1;
    pointer-events: auto;
}
.to-top:hover {
    transform: translateY(-2px);
    background: var(--primary-deep);
}
@media (max-width: 1023px) {
    .hero {
        padding: 44px 0;
    }
    .hero-inner {
        flex-direction: column;
        padding: 36px 18px 40px;
        gap: 30px;
    }
    .hero-copy, .hero-visual {
        flex-basis: auto;
        width: 100%;
    }
    .hero h1 {
        font-size: 30px;
    }
    .hero-lead {
        font-size: 16px;
    }
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .showcase-grid {
        flex-direction: column;
    }
    .showcase-main, .showcase-list {
        width: 100%;
        flex: none;
    }
    .showcase-main figure {
        min-height: 260px;
    }
    .cms-layout {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .faq-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .cta-panel {
        grid-template-columns: 1fr;
        padding: 32px;
    }
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }
    .header-top {
        flex-wrap: wrap;
        padding: 12px 18px;
    }
    .header-top-right {
        display: none;
    }
    .header-bottom .nav-panel {
        flex-wrap: wrap;
        padding: 10px 18px;
    }
    .main-nav {
        flex-wrap: wrap;
        gap: 2px;
    }
    .nav-search {
        flex: 1 1 220px;
        width: auto;
    }
}
@media (max-width: 719px) {
    .section-title {
        font-size: 23px;
    }
    .hero-inner {
        padding-top: 20px;
    }
    .hero h1 {
        font-size: 26px;
    }
    .hero-eyebrow {
        font-size: 12px;
    }
    .hero-lead {
        font-size: 15px;
    }
    .hero-actions {
        flex-direction: column;
    }
    .hero-actions .btn {
        width: 100%;
    }
    .hero-trust-list {
        gap: 10px;
        flex-direction: column;
    }
    .hero-media-card img {
        height: 220px;
        object-fit: cover;
    }
    .metrics {
        padding: 32px 0;
    }
    .metrics-grid {
        grid-template-columns: 1fr 1fr;
        gap: 18px;
    }
    .metric-num {
        font-size: 19px;
        display: flex;
        flex-direction: column;
    }
    .quick-steps {
        padding: 44px 0;
    }
    .step-item {
        padding-left: 0;
        padding-top: 0;
    }
    .steps-wrap::before {
        display: none;
    }
    .step-num {
        position: static;
        width: 46px;
        height: 46px;
        flex: 0 0 46px;
        border-radius: 14px;
    }
    .step-content {
        padding: 18px;
    }
    .showcase {
        padding: 44px 0;
    }
    .showcase-main figure {
        min-height: 200px;
    }
    .showcase-main img {
        min-height: 200px;
    }
    .news-section {
        padding: 44px 0;
    }
    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .cms-layout {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .faq-section {
        padding: 44px 0;
    }
    .faq-list {
        padding: 4px 16px;
    }
    .faq-toggle {
        font-size: 15px;
        padding-top: 16px;
        padding-bottom: 16px;
    }
    .cta-section {
        padding: 44px 0;
    }
    .cta-panel {
        padding: 22px;
        border-radius: 18px;
    }
    .footer {
        padding-top: 44px;
    }
    .footer-top {
        grid-template-columns: 1fr;
        gap: 26px;
    }
    .footer-bottom {
        padding: 18px 0;
        flex-direction: column;
        text-align: center;
    }
    .header-bottom {
        display: none;
    }
    .site-header .header-top {
        justify-content: space-between;
        padding: 12px 18px;
    }
    .brand-name {
        font-size: 18px;
    }
    .brand-mark {
        width: 36px;
        height: 36px;
        font-size: 19px;
        border-radius: 9px;
    }
    .nav-toggle {
        display: inline-flex;
    }
    .site-header.mobile-open .header-bottom {
        display: block;
        border-bottom: 1px solid #E9F0F5;
    }
    .site-header.mobile-open .nav-panel {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 12px 18px 18px;
    }
    .main-nav {
        flex-direction: column;
        gap: 2px;
    }
    .nav-link {
        height: 42px;
        width: 100%;
        justify-content: flex-start;
        padding: 0 10px;
    }
    .nav-tools {
        flex-direction: column;
        align-items: stretch;
    }
    .nav-search {
        width: 100%;
    }
    .nav-cta {
        width: 100%;
        height: 44px;
        justify-content: center;
    }
}

/* roulang page: category1 */
:root{
  --c-page:#F3F6FA;
  --c-card:#FFFFFF;
  --c-deep:#123B5A;
  --c-primary:#1A6FB0;
  --c-primary-soft:#E2F0F8;
  --c-accent:#E49B3F;
  --c-text:#1F2D3D;
  --c-muted:#5C7184;
  --c-line:#DDE4EB;
  --c-success:#1F8A70;
  --c-error:#C94A3D;
  --c-soft-bg:#EDF3F8;
  --c-deep-hover:#0E2C44;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:8px;
  --radius-pill:999px;
  --shadow-card:0 1px 2px rgba(18,51,82,.06),0 8px 24px rgba(18,51,82,.06);
  --shadow-hover:0 4px 12px rgba(18,51,82,.1),0 18px 32px rgba(18,51,82,.09);
  --font-main:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --container-width:1200px;
  --space-section:clamp(56px,8vw,96px);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-main);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-page);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--c-deep);line-height:1.3;font-weight:700;}
p{ margin:0;}
ul,ol{ margin:0;padding:0;list-style:none;}
a{ color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;line-height:inherit;}
.container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 clamp(20px,4vw,32px);}
.text-light{color:var(--c-muted);}
.section-pad{padding:var(--space-section) 0;}
.bg-white{background:#fff;}
.bg-soft{background:var(--c-page);}
.bg-blue-soft{background:#EAF3FA;}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  box-shadow:0 1px 2px rgba(18,51,82,.05),0 8px 24px rgba(18,51,82,.04);
  transition:box-shadow .25s ease;
}
.header-top{
  max-width:var(--container-width);
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:14px clamp(20px,4vw,32px);
  transition:padding .25s ease;
}
.site-header.is-compact .header-top{padding:8px clamp(20px,4vw,32px);}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand-mark{
  flex:0 0 38px;
  width:38px;
  height:38px;
  border-radius:11px;
  background:linear-gradient(145deg,#1A5D8F,#123B5A);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  font-weight:700;
  letter-spacing:.5px;
  box-shadow:0 4px 12px rgba(18,59,90,.18);
}
.brand-name{
  font-size:20px;
  font-weight:700;
  color:var(--c-deep);
  letter-spacing:.2px;
  white-space:nowrap;
}
.brand-sub{
  display:block;
  font-size:10px;
  letter-spacing:.18em;
  color:#8FA3B5;
  font-weight:500;
  line-height:1.4;
}
.header-top-right{
  display:flex;
  align-items:center;
  gap:7px;
  min-width:0;
  overflow-x:auto;
  scrollbar-width:none;
}
.header-top-right::-webkit-scrollbar{display:none;}
.quick-label{
  font-size:13px;
  color:var(--c-muted);
  font-weight:600;
  white-space:nowrap;
}
.hot-pill{
  font-size:12px;
  color:var(--c-deep);
  background:#F2F6FA;
  border:1px solid #E3EAF1;
  padding:5px 12px;
  border-radius:var(--radius-pill);
  font-weight:500;
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
}
.hot-pill:hover{background:var(--c-primary-soft);border-color:#B7D4E8;color:var(--c-primary);}
.header-bottom{
  background:#fff;
  border-top:1px solid var(--c-line);
}
.nav-panel{
  max-width:var(--container-width);
  margin:0 auto;
  padding:0 clamp(12px,2.4vw,24px);
  display:flex;
  align-items:center;
  gap:10px;
  min-height:54px;
}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  width:44px;
  height:44px;
  gap:5px;
  background:transparent;
  border:0;
  padding:9px;
  border-radius:8px;
  cursor:pointer;
}
.nav-toggle span{height:2px;border-radius:2px;background:var(--c-deep);display:block;width:24px;margin:0 auto;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle:hover{background:#F1F6FB;}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:14px 18px;
  font-weight:600;
  font-size:15px;
  color:#32495E;
  border-radius:8px;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.nav-link.active{color:var(--c-primary);}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:18px;
  right:18px;
  bottom:8px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
}
.nav-tools{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:10px;
}
.nav-search{
  display:flex;
  align-items:center;
  background:#F5F8FB;
  border:1px solid #E2E9F0;
  border-radius:8px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:#8DBBDC;box-shadow:0 0 0 2px rgba(26,111,176,.12);background:#fff;}
.nav-search-input{
  border:0;
  background:transparent;
  outline:0;
  height:38px;
  padding:0 9px 0 14px;
  font-size:13px;
  color:var(--c-text);
  width:170px;
}
.nav-search-btn{
  width:38px;
  height:38px;
  border:0;
  background:transparent;
  color:#50708C;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.nav-search-btn svg{width:17px;height:17px;}
.nav-search-btn:hover{color:var(--c-primary);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:0;
  cursor:pointer;
  font-weight:600;
  border-radius:8px;
  padding:0 22px;
  height:44px;
  font-size:15px;
  letter-spacing:.2px;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.btn:focus-visible{
  outline:3px solid rgba(26,111,176,.35);
  outline-offset:2px;
}
.btn-primary{
  background:var(--c-deep);
  color:#fff;
  box-shadow:0 5px 14px rgba(18,59,90,.16);
}
.btn-primary:hover{
  background:var(--c-deep-hover);
  transform:translateY(-1px);
  box-shadow:0 8px 18px rgba(18,59,90,.22);
  color:#fff;
}
.btn-outline{
  background:#fff;
  border:1px solid #C9D9E4;
  color:var(--c-deep);
}
.btn-outline:hover{background:var(--c-primary-soft);border-color:#9AC2DE;color:var(--c-deep);}
.btn-accent{
  background:var(--c-accent);
  color:#1F2D3D;
  box-shadow:0 5px 14px rgba(228,155,63,.18);
}
.btn-accent:hover{background:#E29A39;color:#111;transform:translateY(-1px);}
.btn-ghost-white{
  background:transparent;
  border:1px solid rgba(255,255,255,.7);
  color:#fff;
}
.btn-ghost-white:hover{background:rgba(255,255,255,.13);color:#fff;border-color:#fff;}
.nav-cta{height:38px;padding:0 16px;font-size:14px;}

/* ============ 通用组件 ============ */
.page-heading{
  font-size:clamp(30px,4vw,40px);
  letter-spacing:.5px;
}
.section-heading{
  font-size:clamp(24px,3vw,32px);
  letter-spacing:.4px;
  margin-bottom:10px;
}
.section-sub{
  font-size:15px;
  color:var(--c-muted);
  max-width:760px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  color:var(--c-primary);
  letter-spacing:.08em;
  text-transform:uppercase;
  background:var(--c-primary-soft);
  border-radius:var(--radius-pill);
  padding:5px 14px;
  margin-bottom:18px;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  margin-bottom:38px;
  flex-wrap:wrap;
}
.section-head .section-sub{margin-bottom:4px;}
.chip{
  display:inline-flex;
  align-items:center;
  font-size:12px;
  font-weight:600;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  border-radius:var(--radius-pill);
  padding:3px 11px;
  letter-spacing:.02em;
  white-space:nowrap;
}
.chip-dark{
  background:#EBF1F7;
  color:#435B70;
}
.q-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--c-muted);
}
.q-link:hover{color:var(--c-primary);}

/* ============ 分类英雄区 ============ */
.category-hero{
  position:relative;
  background-color:#123B5A;
  background-image:linear-gradient(100deg,rgba(18,59,90,.95) 0%,rgba(18,59,90,.7) 48%,rgba(18,59,90,.34) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center 30%;
  color:#fff;
  padding:72px 0 64px;
  overflow:hidden;
}
.hero-inner{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.hero-breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  color:rgba(255,255,255,.62);
  font-size:13px;
  margin-bottom:22px;
}
.hero-breadcrumb a{color:rgba(255,255,255,.72);padding:4px 0;}
.hero-breadcrumb a:hover{color:#fff;}
.hero-breadcrumb strong{color:#fff;font-weight:600;}
.hero-breadcrumb i{font-style:normal;opacity:.55;}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.1em;
  color:#fff;
  background:rgba(255,255,255,.14);
  padding:6px 14px;
  border-radius:var(--radius-pill);
  margin-bottom:20px;
  border:1px solid rgba(255,255,255,.18);
}
.hero-tag::before{
  content:"";
  width:6px;
  height:6px;
  background:var(--c-accent);
  border-radius:50%;
}
.hero-title{
  color:#fff;
  font-size:clamp(31px,4.7vw,44px);
  line-height:1.2;
  margin-bottom:18px;
  max-width:640px;
}
.hero-lead{
  font-size:16px;
  line-height:1.9;
  color:rgba(255,255,255,.82);
  max-width:600px;
  margin-bottom:32px;
}
.hero-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.hero-fact{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:rgba(255,255,255,.75);
  font-size:12px;
  background:rgba(255,255,255,.09);
  padding:5px 12px;
  border-radius:var(--radius-pill);
}
.hero-fact i{
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--c-accent);
  display:inline-block;
}
.hero-card{
  background:#fff;
  border-radius:20px;
  padding:16px;
  box-shadow:0 22px 50px rgba(5,24,41,.25);
  transform:perspective(1000px) rotateY(-1.5deg) rotateX(1deg);
  transition:transform .3s ease;
}
.hero-card:hover{transform:perspective(1000px) rotateY(0) rotateX(0);}
.hero-card-img{overflow:hidden;border-radius:13px;position:relative;}
.hero-card-img img{width:100%;height:210px;object-fit:cover;transition:transform .4s ease;}
.hero-card:hover .hero-card-img img{transform:scale(1.03);}
.hero-card-list{
  padding:14px 4px 6px;
  display:grid;
  gap:10px;
}
.hero-card-list li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--c-text);
}
.hero-card-list li span{
  width:22px;
  height:22px;
  flex:0 0 22px;
  border-radius:50%;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:12px;
}

/* ============ 信息速览 ============ */
.quick-band{
  background:#fff;
  border-bottom:1px solid var(--c-line);
}
.quick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.quick-item{
  padding:26px 36px 26px 0;
  border-right:1px solid var(--c-line);
  min-height:104px;
}
.quick-item:last-child{border-right:0;}
.quick-item small{
  display:block;
  font-size:13px;
  color:var(--c-muted);
  margin-bottom:8px;
  letter-spacing:.04em;
}
.quick-item strong{
  font-size:18px;
  color:var(--c-deep);
  font-weight:700;
  display:block;
  line-height:1.4;
}
.quick-item b{
  color:var(--c-primary);
  font-size:13px;
  font-weight:600;
}
.quick-item em{
  font-style:normal;
  font-size:14px;
  color:#60788D;
}

/* ============ 内容分块 ============ */
.map-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:32px;
  align-items:center;
}
.map-copy h2{margin-bottom:16px;}
.map-copy p{margin-bottom:18px;}
.map-notes{
  display:grid;
  gap:12px;
  margin-top:28px;
}
.map-note{
  display:flex;
  align-items:flex-start;
  gap:12px;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:14px;
  padding:14px 18px;
  box-shadow:0 2px 8px rgba(18,51,82,.04);
}
.map-note:hover{border-color:#BFD9EA;box-shadow:var(--shadow-hover);}
.map-note-icon{
  flex:0 0 36px;
  width:36px;
  height:36px;
  background:var(--c-primary-soft);
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--c-primary);
}
.map-note-icon svg{width:19px;height:19px;}
.map-note strong{font-size:15px;display:block;margin-bottom:4px;color:var(--c-deep);}
.map-note em{font-style:normal;font-size:13px;line-height:1.6;color:var(--c-muted);}
.read-panel{
  background:#fff;
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--shadow-card);
  border:1px solid var(--c-line);
}
.read-panel-img{position:relative;}
.read-panel-img::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(18,51,82,.25));
}
.read-panel-img img{width:100%;height:230px;object-fit:cover;}
.read-panel-tag{
  position:absolute;
  left:16px;
  top:16px;
  z-index:2;
  background:rgba(255,255,255,.94);
  color:var(--c-deep);
  border-radius:var(--radius-pill);
  font-size:12px;
  font-weight:700;
  padding:5px 14px;
  box-shadow:0 5px 12px rgba(18,51,82,.1);
}
.read-panel-body{padding:26px;display:grid;gap:15px;}
.read-panel-body h3{font-size:20px;}
.read-panel-body p{font-size:14px;line-height:1.85;color:var(--c-muted);}
.read-data{
  background:#F6F9FC;
  border-radius:12px;
  padding:14px 16px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.read-data span{display:flex;justify-content:space-between;font-size:13px;color:var(--c-text);gap:10px;}
.read-data small{font-weight:400;color:var(--c-muted);}
.read-data strong{font-weight:600;color:var(--c-deep);white-space:nowrap;}

/* ============ 场景节 ============ */
.scene-block{
  background:#FFFFFF;
  border:1px solid var(--c-line);
  border-radius:20px;
  box-shadow:0 2px 8px rgba(18,51,82,.04);
  display:grid;
  grid-template-columns:1fr 1fr;
  overflow:hidden;
}
.scene-block + .scene-block{margin-top:24px;}
.scene-content{padding:clamp(24px,4vw,44px);display:flex;flex-direction:column;justify-content:center;}
.scene-content .chip{align-self:flex-start;margin-bottom:14px;}
.scene-content h3{font-size:22px;margin-bottom:12px;}
.scene-content p{color:var(--c-muted);font-size:15px;margin-bottom:18px;}
.scene-points{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.scene-points li{
  font-size:13px;
  color:var(--c-deep);
  background:#F6F9FC;
  border-radius:10px;
  padding:8px 12px;
  display:flex;
  align-items:center;
  gap:8px;
}
.scene-points li::before{content:"";width:5px;height:5px;background:var(--c-primary);border-radius:50%;}
.scene-visual{min-height:300px;position:relative;overflow:hidden;}
.scene-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .5s ease;}
.scene-block:hover .scene-visual img{transform:scale(1.04);}
.scene-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(270deg,rgba(255,255,255,.08),rgba(18,59,90,.08));}
.scene-float{
  position:absolute;
  z-index:2;
  left:18px;
  bottom:18px;
  background:rgba(255,255,255,.96);
  border-radius:14px;
  padding:12px 16px;
  font-size:13px;
  color:var(--c-deep);
  box-shadow:var(--shadow-hover);
}

/* ============ 三步时间轴 ============ */
.road-section{
  background:var(--c-deep);
  color:#fff;
  border-radius:24px;
  padding:clamp(30px,5vw,56px);
  margin:70px 0;
  position:relative;
  overflow:hidden;
}
.road-section::before{
  content:"";
  position:absolute;
  right:-90px;
  top:-90px;
  width:260px;
  height:260px;
  background:rgba(255,255,255,.06);
  border-radius:50%;
}
.road-section::after{
  content:"";
  position:absolute;
  right:90px;
  bottom:-140px;
  width:220px;
  height:220px;
  background:rgba(26,111,176,.22);
  border-radius:50%;
}
.road-head{position:relative;z-index:1;max-width:760px;}
.road-head .eyebrow{background:rgba(255,255,255,.12);color:#fff;}
.road-head h2{color:#fff;font-size:clamp(26px,3vw,34px);margin-bottom:12px;}
.road-head p{color:rgba(255,255,255,.72);margin-bottom:40px;}
.road-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.road-item{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  border-radius:18px;
  padding:26px;
  min-height:180px;
  backdrop-filter:blur(2px);
  transition:transform .25s ease,background .25s ease;
}
.road-item:hover{transform:translateY(-4px);background:rgba(255,255,255,.15);}
.road-no{
  display:inline-flex;
  width:34px;
  height:34px;
  border-radius:10px;
  background:var(--c-accent);
  color:#123B5A;
  font-weight:800;
  font-size:14px;
  align-items:center;
  justify-content:center;
  margin-bottom:15px;
}
.road-item h3{color:#fff;font-size:18px;margin-bottom:9px;}
.road-item p{font-size:13px;line-height:1.75;color:rgba(255,255,255,.76);}
.road-btn{
  display:inline-flex;
  align-items:center;
  gap:4px;
  margin-top:14px;
  font-size:13px;
  color:#fff;
  font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.35);
}
.road-btn:hover{color:var(--c-accent);border-color:var(--c-accent);}

/* ============ 数据参考 ============ */
.data-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.data-tile{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:16px;
  padding:24px;
  box-shadow:0 2px 8px rgba(18,51,82,.04);
  display:flex;
  flex-direction:column;
  gap:8px;
  transition:box-shadow .25s ease,transform .25s ease;
}
.data-tile:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.tile-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:6px;
}
.tile-icon svg{width:22px;height:22px;}
.data-tile h3{font-size:17px;color:var(--c-deep);}
.data-tile p{font-size:13px;line-height:1.8;color:var(--c-muted);}
.data-tile .chip{align-self:flex-start;margin-top:auto;}

/* ============ 版块说明 ============ */
.atlas-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:start;
}
.atlas-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:18px;
  padding:26px;
  display:flex;
  gap:20px;
  box-shadow:0 2px 8px rgba(18,51,82,.04);
}
.atlas-index{
  font-size:16px;
  font-weight:800;
  color:var(--c-primary);
  background:var(--c-primary-soft);
  border-radius:12px;
  width:48px;
  height:48px;
  flex:0 0 48px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.atlas-card h3{font-size:18px;margin-bottom:7px;}
.atlas-card p{font-size:14px;color:var(--c-muted);margin-bottom:14px;}
.atlas-tags{display:flex;flex-wrap:wrap;gap:8px;}
.atlas-tags span{
  background:#F4F8FB;
  color:#47637A;
  font-size:12px;
  padding:4px 10px;
  border-radius:var(--radius-pill);
}

/* ============ FAQ ============ */
.faq-wrap{
  display:grid;
  grid-template-columns:330px 1fr;
  gap:38px;
  align-items:start;
}
.faq-aside{
  background:var(--c-deep);
  border-radius:20px;
  padding:30px;
  color:#fff;
}
.faq-aside h3{color:#fff;font-size:22px;margin-bottom:12px;}
.faq-aside p{color:rgba(255,255,255,.75);font-size:14px;margin-bottom:22px;}
.faq-aside .btn{width:100%;}
.faq-list{
  display:grid;
  gap:12px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:15px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{
  border-color:#A8CBE3;
  box-shadow:var(--shadow-card);
}
.faq-q{
  width:100%;
  background:#fff;
  border:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  font-size:15px;
  font-weight:600;
  color:var(--c-deep);
  text-align:left;
  padding:20px 22px;
  cursor:pointer;
  min-height:62px;
}
.faq-q:hover{background:#F7FAFD;}
.faq-q-icon{
  flex:0 0 30px;
  width:30px;
  height:30px;
  background:var(--c-primary-soft);
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--c-primary);
  transition:transform .3s ease,background .3s ease;
}
.faq-item.open .faq-q-icon{transform:rotate(180deg);background:var(--c-primary);color:#fff;}
.faq-q-icon svg{width:15px;height:15px;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-inner{
  padding:0 22px 22px;
  font-size:14px;
  line-height:1.85;
  color:var(--c-muted);
  background:#fff;
}

/* ============ CTA ============ */
.cta-band{
  background:#E5F0F8;
  border-radius:24px;
  overflow:hidden;
  margin:var(--space-section) 0 76px;
}
.cta-content{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:0;
}
.cta-copy{
  padding:clamp(30px,5vw,58px);
  background:var(--c-deep);
  color:#fff;
  display:flex;
  flex-direction:column;
  justify-content:center;
  position:relative;
  overflow:hidden;
}
.cta-copy::after{
  content:"";
  position:absolute;
  right:-60px;
  bottom:-100px;
  width:240px;
  height:240px;
  border:30px solid rgba(255,255,255,.05);
  border-radius:50%;
}
.cta-copy h2{color:#fff;font-size:clamp(24px,3vw,32px);margin-bottom:14px;position:relative;}
.cta-copy p{color:rgba(255,255,255,.78);font-size:14px;line-height:1.9;position:relative;margin-bottom:20px;}
.cta-points{display:grid;gap:9px;position:relative;margin-bottom:22px;}
.cta-points li{
  color:rgba(255,255,255,.9);
  font-size:14px;
  display:flex;
  gap:9px;
}
.cta-points li::before{content:"✓";color:var(--c-accent);font-weight:800;}
.cta-form{
  background:#fff;
  padding:clamp(26px,4vw,42px);
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.cta-form h3{font-size:22px;margin-bottom:5px;}
.cta-form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
  margin-top:16px;
}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;color:var(--c-deep);font-weight:600;}
.field input,.field select{
  height:44px;
  border:1px solid #CBDCEA;
  border-radius:8px;
  padding:0 13px;
  font-size:14px;
  background:#fff;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus{
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(26,111,176,.12);
}
.cta-form .btn{margin-top:18px;width:100%;}
.form-tip{
  font-size:12px;
  color:#7F93A4;
  margin-top:12px;
  text-align:center;
  line-height:1.7;
}

/* ============ Footer ============ */
.footer{
  background:#102F44;
  color:#CBD7E2;
  padding-top:56px;
}
.footer .container{padding-bottom:22px;}
.footer-top{
  display:grid;
  grid-template-columns:1.4fr .9fr .9fr 1fr;
  gap:36px;
  padding-bottom:32px;
}
.footer-brand .brand-name{color:#fff;font-size:19px;}
.footer-brand .brand-sub{color:#7793A8;}
.footer-about{font-size:13px;line-height:1.9;color:#A5B9C8;margin-top:14px;max-width:320px;}
.footer-title{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  padding-top:4px;
}
.footer-links{display:grid;gap:9px;}
.footer-links a{font-size:14px;color:#A5B9C8;position:relative;transition:color .2s ease;padding-left:12px;}
.footer-links a::before{content:"";position:absolute;left:0;top:10px;width:4px;height:4px;background:#5B8FB1;border-radius:50%;}
.footer-links a:hover{color:#fff;}
.footer-contact-list{display:grid;gap:10px;}
.footer-contact-list li{font-size:13px;color:#A5B9C8;position:relative;padding-left:20px;}
.footer-contact-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:7px;
  height:7px;
  border:1.5px solid var(--c-accent);
  border-radius:2px;
  transform:rotate(45deg);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:14px;
  font-size:13px;
  color:#8DA6B7;
  padding-top:18px;
  padding-bottom:24px;
}
.footer-bottom a{color:#B9CBD8;}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-panel{flex-wrap:wrap;}
  .nav-toggle{display:flex;}
  .main-nav{
    display:none;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    padding:10px 0;
  }
  body.nav-open .main-nav{display:flex;}
  .nav-link{padding:14px 12px;}
  .nav-link.active::after{display:none;}
  .nav-link.active{background:var(--c-primary-soft);}
  .nav-tools{width:auto;}
  .nav-cta{display:flex;}
  .category-hero{padding:52px 0;}
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
  .quick-item{min-height:92px;padding:22px 20px;}
  .map-grid{grid-template-columns:1fr;gap:26px;}
  .scene-block{grid-template-columns:1fr;}
  .scene-visual{min-height:260px;}
  .scene-visual img{position:relative;height:260px;}
  .road-grid{grid-template-columns:1fr;}
  .data-grid{grid-template-columns:repeat(2,1fr);}
  .atlas-wrap{grid-template-columns:1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:24px;}
  .faq-aside{padding:24px;}
  .cta-content{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .section-pad{padding:52px 0;}
  .header-top{flex-direction:column;align-items:flex-start;gap:10px;padding:12px 16px;}
  .header-top-right{width:100%;padding-bottom:2px;}
  .nav-panel{padding:0 14px;}
  .nav-search{display:none;}
  .nav-tools .nav-cta{
    display:inline-flex;
    height:36px;
    padding:0 12px;
    font-size:13px;
    border-radius:8px;
  }
  .nav-link.active{background:var(--c-primary-soft);}
  .category-hero{padding:32px 0;}
  .hero-title{font-size:29px;}
  .hero-lead{font-size:14px;}
  .hero-actions .btn{width:100%;}
  .hero-facts{column-gap:9px;}
  .quick-grid{grid-template-columns:1fr;}
  .quick-item{border-right:0;border-bottom:1px solid var(--c-line);padding:18px 4px;min-height:auto;}
  .quick-item:last-child{border-bottom:0;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .read-panel-body{padding:20px;}
  .scene-content{padding:24px 20px;}
  .scene-points{grid-template-columns:1fr;}
  .scene-block + .scene-block{margin-top:16px;}
  .road-section{border-radius:20px;margin:56px 0;}
  .road-item{padding:22px;}
  .data-grid{grid-template-columns:1fr;}
  .atlas-card{flex-direction:column;padding:20px;}
  .faq-list{gap:10px;}
  .faq-q{padding:16px;font-size:14px;}
  .faq-inner{padding:0 16px 18px;}
  .cta-band{margin:20px 0 56px;border-radius:18px;}
  .cta-copy,.cta-form{padding:28px 20px;}
  .cta-form-row{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

@media (min-width:768px)and (max-width:1023px){
  .hero-card{max-width:560px;}
  .hero-actions .btn{width:auto;}
}

/* roulang page: article */
:root {
            --page-bg: #F3F6FA;
            --surface: #FFFFFF;
            --navy: #123B5A;
            --blue: #1A6FB0;
            --light-blue: #E2F0F8;
            --accent: #E49B3F;
            --text: #1F2D3D;
            --muted: #5C7184;
            --line: #DDE4EB;
            --success: #1F8A70;
            --danger: #C94A3D;
            --radius-xl: 18px;
            --radius-lg: 14px;
            --radius-md: 10px;
            --shadow-card: 0 1px 2px rgba(18, 51, 82, 0.06), 0 8px 24px rgba(18, 51, 82, 0.06);
            --shadow-float: 0 10px 32px rgba(18, 51, 82, 0.12);
            --font-main: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --transition: all .25s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--page-bg);
            color: var(--text);
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        img {
            display: block;
            max-width: 100%;
        }

        a {
            color: var(--blue);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--navy);
            text-decoration: underline;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(26, 111, 176, .35);
            outline-offset: 2px;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        button {
            border: none;
            background: none;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 639px) {
            .container {
                padding: 0 16px;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: var(--surface);
            box-shadow: 0 1px 0 var(--line), 0 6px 18px rgba(18, 51, 82, .04);
        }

        .header-top {
            max-width: 1200px;
            margin: 0 auto;
            padding: 16px 24px 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            transition: padding .25s ease;
        }

        .site-header.is-scrolled .header-top {
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            display: grid;
            place-items: center;
            background: var(--blue);
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            flex-shrink: 0;
            box-shadow: 0 6px 14px rgba(26, 111, 176, .22);
        }

        .brand-name {
            display: block;
            font-size: 20px;
            font-weight: 800;
            color: var(--navy);
            letter-spacing: .02em;
            line-height: 1.25;
        }

        .brand-name:hover {
            text-decoration: none;
            color: var(--blue);
        }

        .brand-sub {
            display: block;
            font-size: 10px;
            color: var(--muted);
            letter-spacing: .08em;
            text-transform: uppercase;
            line-height: 1.2;
            margin-top: 2px;
            transition: opacity .25s ease;
        }

        .site-header.is-scrolled .brand-sub,
        .site-header.is-scrolled .quick-label {
            opacity: 0;
        }

        .header-top-right {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .quick-label {
            font-size: 13px;
            color: var(--muted);
            margin-right: 4px;
        }

        .hot-pill {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            background: #F5F8FB;
            border: 1px solid transparent;
            color: var(--blue);
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
            transition: var(--transition);
        }

        .hot-pill:hover {
            background: var(--light-blue);
            color: var(--navy);
            text-decoration: none;
        }

        .header-bottom {
            border-top: 1px solid var(--line);
            background: var(--surface);
        }

        .nav-panel {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            min-height: 52px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 30px;
            flex-wrap: wrap;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            min-height: 48px;
            color: var(--navy);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: .01em;
            padding: 0 2px;
        }

        .nav-link:hover {
            color: var(--blue);
            text-decoration: none;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--blue);
            border-radius: 3px 3px 0 0;
            opacity: 0;
            transform: scaleX(.5);
            transition: var(--transition);
        }

        .nav-link.active {
            color: var(--blue);
        }

        .nav-link.active::after {
            opacity: 1;
            transform: scaleX(1);
        }

        .nav-tools {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: #F2F6FA;
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 0 6px 0 14px;
            min-width: 200px;
            width: 230px;
            height: 38px;
            transition: var(--transition);
        }

        .nav-search:focus-within {
            background: #fff;
            border-color: var(--blue);
            box-shadow: 0 0 0 3px rgba(26, 111, 176, .12);
        }

        .nav-search-input {
            width: 100%;
            border: none;
            background: transparent;
            font-size: 13px;
            color: var(--text);
            outline: none;
        }

        .nav-search-input::placeholder {
            color: #94A6B8;
        }

        .nav-search-btn {
            width: 32px;
            height: 32px;
            display: grid;
            place-items: center;
            color: var(--blue);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .nav-search-btn svg {
            width: 18px;
            height: 18px;
        }

        .nav-search-btn:hover {
            background: var(--light-blue);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            padding: 0 22px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 700;
            line-height: 1;
            border: 1px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--blue);
            color: #fff;
            border-color: var(--blue);
            box-shadow: 0 6px 16px rgba(26, 111, 176, .2);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--navy);
            border-color: var(--navy);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 10px 20px rgba(18, 59, 90, .2);
            text-decoration: none;
        }

        .btn-outline {
            background: #fff;
            color: var(--blue);
            border-color: #C6D9E8;
        }

        .btn-outline:hover {
            background: var(--light-blue);
            color: var(--navy);
            border-color: var(--blue);
            text-decoration: none;
        }

        .nav-cta {
            min-height: 38px;
            padding: 0 18px;
            font-size: 13px;
            border-radius: 8px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            background: #F5F8FB;
            border: 1px solid var(--line);
        }

        .nav-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            border-radius: 4px;
            background: var(--navy);
            transition: var(--transition);
        }

        @media (max-width: 920px) {
            .header-top {
                padding: 12px 16px 10px;
            }

            .header-top-right {
                display: none;
            }

            .nav-panel {
                flex-wrap: wrap;
                padding: 8px 16px 14px;
                justify-content: flex-start;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                border-top: 1px solid var(--line);
                margin-top: 10px;
                padding-top: 6px;
            }

            .nav-panel.nav-open .main-nav {
                display: flex;
            }

            .nav-link {
                width: 100%;
                min-height: 46px;
                border-bottom: 1px solid #EEF2F6;
                font-size: 15px;
            }

            .nav-link.active::after {
                height: 2px;
            }

            .nav-tools {
                width: 100%;
                margin-top: 6px;
                gap: 10px;
            }

            .nav-search {
                flex: 1;
                width: auto;
                min-width: 0;
            }

            .nav-cta {
                flex-shrink: 0;
                min-height: 40px;
            }

            .site-header.is-scrolled .header-top {
                padding-top: 10px;
                padding-bottom: 8px;
            }
        }

        @media (max-width: 480px) {
            .brand-name {
                font-size: 17px;
            }

            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 18px;
                border-radius: 10px;
            }

            .brand-sub {
                font-size: 9px;
            }

            .nav-tools {
                align-items: stretch;
                flex-direction: column;
            }

            .nav-search {
                width: 100%;
            }

            .nav-cta {
                width: 100%;
            }
        }

        .page-main {
            min-height: 65vh;
        }

        .article-breadcrumb-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding: 24px 24px 0;
        }

        .breadcrumb-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--muted);
        }

        .breadcrumb-list li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin: 0;
        }

        .breadcrumb-list li + li::before {
            content: "›";
            color: #A7B8C4;
            font-size: 18px;
            line-height: 1;
        }

        .breadcrumb-list a {
            color: var(--muted);
        }

        .breadcrumb-list a:hover {
            color: var(--blue);
            text-decoration: none;
        }

        .breadcrumb-list .current {
            color: var(--text);
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-section {
            padding: 24px 0 72px;
            background: transparent;
        }

        .article-panel {
            background: var(--surface);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            max-width: 980px;
            margin: 0 auto;
            padding: 48px 72px 56px;
        }

        .article-cat {
            display: inline-flex;
            align-items: center;
            color: var(--blue);
            background: var(--light-blue);
            border-radius: 999px;
            padding: 5px 14px;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .article-title {
            margin: 0 0 18px;
            font-size: 32px;
            line-height: 1.4;
            color: var(--navy);
            font-weight: 800;
            letter-spacing: .01em;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px 10px;
            font-size: 13px;
            color: var(--muted);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
            padding: 12px 0;
            margin-bottom: 26px;
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .article-meta span + span::before {
            content: "·";
            color: #B7C5D2;
            font-size: 14px;
        }

        .article-content {
            max-width: 780px;
            margin: 0 auto;
            color: #263B50;
            font-size: 16px;
            line-height: 1.9;
            overflow-wrap: break-word;
        }

        .article-content > *:last-child {
            margin-bottom: 0;
        }

        .article-content p {
            margin: 0 0 1.15em;
        }

        .article-content h2 {
            font-size: 26px;
            line-height: 1.4;
            color: var(--navy);
            margin: 1.3em 0 .6em;
            padding-bottom: .3em;
            border-bottom: 1px solid var(--line);
            font-weight: 800;
        }

        .article-content h3 {
            font-size: 20px;
            line-height: 1.5;
            color: var(--navy);
            margin: 1.2em 0 .5em;
            font-weight: 700;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 1.2em;
            padding-left: 1.5em;
        }

        .article-content li {
            margin-bottom: .3em;
        }

        .article-content blockquote {
            margin: 1.4em 0;
            padding: 16px 20px;
            border-left: 4px solid var(--blue);
            background: var(--light-blue);
            border-radius: 0 12px 12px 0;
            color: var(--navy);
        }

        .article-content blockquote p {
            margin: 0;
        }

        .article-content img {
            border-radius: 14px;
            margin: 1.4em auto;
            box-shadow: var(--shadow-card);
            height: auto;
        }

        .article-content a {
            font-weight: 600;
            border-bottom: 1px solid rgba(26, 111, 176, .3);
        }

        .article-content a:hover {
            border-color: var(--navy);
        }

        .article-content code {
            font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
            background: #F0F4F8;
            color: var(--blue);
            padding: 2px 7px;
            border-radius: 6px;
            font-size: .9em;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2em 0;
            display: block;
            overflow-x: auto;
        }

        .article-content table th,
        .article-content table td {
            border: 1px solid var(--line);
            padding: 10px 12px;
            text-align: left;
            font-size: 14px;
        }

        .article-content table th {
            background: #F3F7FB;
            color: var(--navy);
            font-weight: 700;
        }

        .article-footer-nav {
            max-width: 780px;
            margin: 36px auto 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            border-top: 1px solid var(--line);
            padding-top: 26px;
        }

        .article-footer-nav a {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            border-radius: 10px;
            background: #F6F9FC;
            border: 1px solid var(--line);
            color: var(--navy);
            font-size: 14px;
            font-weight: 600;
        }

        .article-footer-nav a:hover {
            background: var(--light-blue);
            border-color: var(--blue);
            color: var(--blue);
            text-decoration: none;
        }

        .not-found-section {
            padding: 100px 20px;
        }

        .not-found-card {
            max-width: 560px;
            margin: 0 auto;
            background: #fff;
            text-align: center;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            padding: 48px 32px;
        }

        .not-found-card h1 {
            color: var(--navy);
            font-size: 32px;
            margin: 16px 0 10px;
        }

        .not-found-card p {
            color: var(--muted);
            margin-bottom: 26px;
        }

        @media (max-width: 767px) {
            .article-section {
                padding: 16px 0 48px;
            }

            .article-panel {
                padding: 28px 20px 36px;
                border-radius: 16px;
            }

            .article-title {
                font-size: 25px;
            }

            .article-content {
                font-size: 15px;
                line-height: 1.82;
            }

            .article-content h2 {
                font-size: 22px;
            }

            .breadcrumb-list .current {
                max-width: 160px;
            }
        }

        .related-section {
            background: var(--page-bg);
            padding: 0 0 72px;
        }

        .related-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
        }

        .related-eyebrow {
            display: block;
            color: var(--blue);
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 4px;
            letter-spacing: .04em;
        }

        .related-head h2 {
            font-size: 28px;
            color: var(--navy);
            margin: 0;
            font-weight: 800;
        }

        .related-head a {
            color: var(--muted);
            font-size: 13px;
        }

        .related-head a:hover {
            color: var(--blue);
            text-decoration: none;
        }

        .related-feature-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 24px;
        }

        .related-feature-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
        }

        .related-feature-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-float);
        }

        .related-feature-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .related-feature-card:hover img {
            transform: scale(1.03);
        }

        .rc-body {
            padding: 20px 22px 22px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            background: var(--light-blue);
            color: var(--blue);
            font-size: 12px;
            font-weight: 700;
            border-radius: 999px;
            padding: 4px 12px;
            margin-bottom: 10px;
        }

        .rc-body h3 {
            font-size: 18px;
            line-height: 1.5;
            color: var(--navy);
            margin: 0 0 8px;
            font-weight: 700;
        }

        .rc-body h3 a {
            color: inherit;
        }

        .rc-body h3 a:hover {
            color: var(--blue);
            text-decoration: none;
        }

        .rc-desc {
            color: var(--muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .rc-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: #8CA0B2;
        }

        .related-mini-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .related-mini-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 18px;
            display: flex;
            gap: 16px;
            align-items: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .related-mini-card:hover {
            box-shadow: var(--shadow-float);
            transform: translateY(-2px);
        }

        .related-mini-card img {
            width: 128px;
            height: 84px;
            object-fit: cover;
            border-radius: 10px;
            flex-shrink: 0;
        }

        .related-mini-card h3 {
            font-size: 15px;
            margin: 0 0 6px;
            line-height: 1.5;
            color: var(--navy);
            font-weight: 700;
        }

        .related-mini-card h3 a {
            color: inherit;
        }

        .related-mini-card h3 a:hover {
            color: var(--blue);
            text-decoration: none;
        }

        .related-mini-card p {
            font-size: 13px;
            color: var(--muted);
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            margin: 0 0 6px;
        }

        .mini-meta {
            font-size: 12px;
            color: #A6B4C2;
        }

        @media (max-width: 900px) {
            .related-feature-grid,
            .related-mini-list {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .related-mini-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .related-mini-card img {
                width: 100%;
                height: auto;
                aspect-ratio: 16/8;
            }

            .related-head {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        .cta-section {
            background: var(--page-bg);
            padding-bottom: 80px;
        }

        .cta-panel {
            background: #fff;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            display: grid;
            grid-template-columns: 1fr 1fr;
            align-items: stretch;
        }

        .cta-left {
            padding: 48px 44px;
            background: linear-gradient(135deg, #EEF6FC 0%, #FFFFFF 100%);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .cta-left .cta-label {
            display: inline-block;
            font-size: 12px;
            color: var(--accent);
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: .08em;
        }

        .cta-left h2 {
            font-size: 30px;
            line-height: 1.4;
            color: var(--navy);
            margin: 0 0 14px;
            font-weight: 800;
        }

        .cta-left p {
            color: var(--muted);
            font-size: 15px;
        }

        .cta-point-list {
            list-style: none;
            margin: 22px 0 0;
            padding: 0;
            display: grid;
            gap: 12px;
        }

        .cta-point-list li {
            position: relative;
            padding-left: 24px;
            color: #334A5E;
            font-size: 14px;
        }

        .cta-point-list li::before {
            content: "";
            position: absolute;
            left: 4px;
            top: 9px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        .cta-right {
            padding: 48px 44px;
            display: flex;
            align-items: center;
        }

        .cta-form {
            width: 100%;
        }

        .form-title {
            font-size: 18px;
            color: var(--navy);
            font-weight: 700;
            margin-bottom: 22px;
        }

        .form-field {
            margin-bottom: 18px;
        }

        .form-field label {
            display: block;
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 6px;
            font-weight: 600;
        }

        .form-field input,
        .form-field select {
            width: 100%;
            height: 46px;
            border: 1px solid var(--line);
            background: #FBFCFE;
            border-radius: 10px;
            padding: 0 14px;
            font-size: 14px;
            color: var(--text);
            transition: var(--transition);
            appearance: auto;
        }

        .form-field select {
            cursor: pointer;
        }

        .form-field input:focus,
        .form-field select:focus {
            outline: none;
            background: #fff;
            border-color: var(--blue);
            box-shadow: 0 0 0 3px rgba(26, 111, 176, .12);
        }

        .form-field.has-error input,
        .form-field.has-error select {
            border-color: var(--danger);
            box-shadow: 0 0 0 3px rgba(201, 74, 61, .12);
        }

        .btn-submit {
            width: 100%;
            height: 48px;
            border-radius: 10px;
            background: var(--blue);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            border: 1px solid var(--blue);
            transition: var(--transition);
        }

        .btn-submit:hover {
            background: var(--navy);
            border-color: var(--navy);
            transform: translateY(-1px);
            box-shadow: 0 10px 18px rgba(18, 59, 90, .16);
        }

        .cta-mini-note {
            margin-top: 12px;
            text-align: center;
            color: #889AA8;
            font-size: 12px;
            line-height: 1.6;
        }

        @media (max-width: 900px) {
            .cta-panel {
                grid-template-columns: 1fr;
            }

            .cta-left,
            .cta-right {
                padding: 34px 24px;
            }
        }

        @media (max-width: 520px) {
            .cta-left h2 {
                font-size: 24px;
            }

            .cta-point-list li {
                font-size: 13px;
            }

            .cta-section {
                padding-bottom: 48px;
            }
        }

        .footer {
            background: #102E47;
            color: #C9D8E5;
        }

        .footer-top {
            max-width: 1200px;
            margin: 0 auto;
            padding: 56px 24px 36px;
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 44px;
        }

        .footer .brand .brand-name {
            color: #fff;
        }

        .footer .brand .brand-mark {
            background: rgba(255, 255, 255, .14);
            color: #fff;
            box-shadow: none;
        }

        .footer .brand-sub {
            color: rgba(255, 255, 255, .55);
        }

        .footer-about {
            color: #A9BFD1;
            font-size: 14px;
            line-height: 1.8;
            max-width: 340px;
            margin: 18px 0 0;
        }

        .footer-title {
            display: block;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 18px;
        }

        .footer-title::after {
            content: "";
            display: block;
            width: 24px;
            height: 3px;
            background: var(--blue);
            margin-top: 8px;
            border-radius: 3px;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 10px;
        }

        .footer-links a {
            color: #B7CBD9;
            font-size: 14px;
            display: inline-flex;
        }

        .footer-links a:hover {
            color: #fff;
            text-decoration: none;
        }

        .footer-contact-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 10px;
            font-size: 14px;
            color: #A9BFD1;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 18px 24px 24px;
            border-top: 1px solid rgba(255, 255, 255, .1);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            color: #8CA5B8;
            font-size: 13px;
        }

        .footer-bottom a {
            color: #B9CFDE;
        }

        .footer-bottom a:hover {
            color: #fff;
            text-decoration: none;
        }

        @media (max-width: 900px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
                padding: 44px 16px 32px;
            }
        }

        @media (max-width: 560px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-top: 38px;
            }

            .footer-bottom {
                padding: 16px 16px 20px;
                justify-content: center;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root{
  --page-bg:#F3F6FA;
  --white:#FFFFFF;
  --navy:#123B5A;
  --blue:#1A6FB0;
  --blue-soft:#E2F0F8;
  --accent:#E49B3F;
  --ink:#1F2D3D;
  --muted:#5C7184;
  --line:#DDE4EB;
  --success:#1F8A70;
  --warning:#C94A3D;
  --radius-lg:16px;
  --radius-md:10px;
  --radius-sm:6px;
  --shadow-sm:0 1px 2px rgba(18,51,82,.06),0 8px 24px rgba(18,51,82,.06);
  --shadow-hover:0 12px 24px rgba(18,51,82,.10),0 4px 10px rgba(18,51,82,.08);
  --fd-font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--fd-font);background:var(--page-bg);
  color:var(--ink);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease}
a:hover{color:#0F4B7A}
p{margin:0 0 18px}
ul,ol{margin:0 0 18px;padding-left:20px}
h1,h2,h3,h4{font-family:var(--fd-font);color:var(--navy);margin:0 0 16px;line-height:1.35;font-weight:700}
h1{font-size:36px}
h2{font-size:30px}
h3{font-size:20px}
button,input,select{font-family:inherit;font-size:inherit;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-title{margin-bottom:10px}
.section-intro{max-width:760px;color:var(--muted);font-size:16px;line-height:1.8}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;
}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid rgba(26,111,176,.32);outline-offset:2px;border-radius:6px;
}

.site-header{
  position:sticky;top:0;z-index:1200;background:#fff;
  box-shadow:0 1px 2px rgba(18,51,82,.05),0 10px 28px rgba(18,51,82,.03);
}
.header-top{
  max-width:1200px;margin:0 auto;display:flex;align-items:center;
  justify-content:space-between;gap:20px;padding:12px 20px 8px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;text-decoration:none;min-width:0;
}
.brand-mark{
  width:40px;height:40px;border-radius:12px;background:var(--blue);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:21px;font-weight:700;
  box-shadow:0 4px 12px rgba(26,111,176,.22);flex:none;
}
.brand-name{
  display:block;font-size:22px;font-weight:800;color:var(--navy);letter-spacing:.5px;line-height:1.18;
  white-space:nowrap;
}
.brand-sub{
  display:block;font-size:10px;letter-spacing:.16em;color:var(--muted);
  text-transform:uppercase;line-height:1.3;margin-top:2px;white-space:nowrap;
}
.header-top-right{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  justify-content:flex-end;
}
.quick-label{font-size:13px;color:var(--muted);margin-right:4px}
.hot-pill{
  display:inline-flex;align-items:center;background:#F3F6FA;border:1px solid rgba(221,228,235,.8);
  border-radius:999px;padding:5px 12px;font-size:13px;color:#3C5266;font-weight:500;
  transition:all .2s ease;
}
.hot-pill:hover{background:var(--blue-soft);border-color:rgba(26,111,176,.28);color:var(--blue)}
.header-bottom{background:#fff;border-top:1px solid rgba(221,228,235,.72)}
.nav-panel{
  max-width:1200px;margin:0 auto;display:flex;align-items:center;
  width:100%;gap:0;padding:0 20px;min-height:56px;position:relative;
}
.main-nav{display:flex;align-items:stretch;gap:6px;margin-right:8px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;padding:16px 15px 14px;
  color:#34506A;font-size:15px;font-weight:600;border-bottom:3px solid transparent;
  white-space:nowrap;transition:color .2s ease;
}
.nav-link:hover{color:var(--blue)}
.nav-link.active{color:var(--blue);border-bottom-color:var(--blue)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-search{
  display:flex;align-items:center;background:#F8FAFD;border:1px solid var(--line);
  border-radius:999px;height:42px;overflow:hidden;transition:border-color .2s ease;
  width:280px;
}
.nav-search:focus-within{border-color:var(--blue);background:#fff}
.nav-search-input{
  border:0;outline:0;background:transparent;padding:0 0 0 16px;
  font-size:14px;height:100%;width:100%;color:var(--ink);
}
.nav-search-btn{
  border:0;background:transparent;width:40px;height:42px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;color:var(--muted);cursor:pointer;
}
.nav-search-btn:hover{color:var(--blue)}
.nav-search-btn svg{width:17px;height:17px}
.nav-cta{height:38px;padding:0 18px;font-size:14px;flex:none}
.nav-toggle{
  display:none;border:0;background:transparent;cursor:pointer;width:44px;height:44px;
  align-items:center;justify-content:center;border-radius:10px;gap:5px;margin-left:-6px;
}
.nav-toggle span{
  display:block;width:21px;height:2px;background:var(--navy);border-radius:2px;
  transition:transform .25s ease,opacity .25s ease;
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:8px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;line-height:1;
  transition:all .22s ease;white-space:nowrap;
}
.btn-primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-primary:hover{background:#0A2D45;color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(18,59,90,.18)}
.btn-outline{background:#fff;border-color:#C6D4E0;color:var(--navy)}
.btn-outline:hover{background:var(--blue-soft);border-color:rgba(26,111,176,.4);color:var(--blue);transform:translateY(-1px)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-accent:hover{background:#D98A2B;color:#fff}
.btn-block{width:100%}
.btn[disabled]{opacity:.62;cursor:not-allowed;box-shadow:none;transform:none}

main{display:block}
.category-hero{
  position:relative;background:#F4F8FC;padding:88px 0 96px;overflow:hidden;
}
.category-hero::before{
  content:"";position:absolute;right:-120px;top:-140px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(26,111,176,.16),rgba(226,240,248,.42) 56%,transparent 72%);
}
.category-hero::after{
  content:"";position:absolute;left:-90px;bottom:-180px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(228,155,63,.12),transparent 68%);
}
.hero-inner{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;background:#fff;border:1px solid rgba(26,111,176,.18);
  color:var(--blue);font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;margin-bottom:18px;
  box-shadow:0 2px 10px rgba(18,51,82,.04);
}
.hero-title{margin-bottom:20px;color:var(--navy)}
.hero-lead{font-size:17px;line-height:1.85;color:#41566B;margin-bottom:32px;max-width:560px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px 22px;list-style:none;padding:0;margin:0;color:var(--muted);font-size:14px}
.hero-tags li{position:relative;padding-left:22px}
.hero-tags li::before{
  content:"";position:absolute;left:0;top:7px;width:14px;height:14px;
  background:var(--blue-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231A6FB0' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='m2.5 8.5 3 3 8-8'/%3E%3C/svg%3E") center/10px no-repeat;
  border-radius:50%;transform:none;
}
.hero-figure{
  position:relative;margin-left:10px;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-hover);background:#E5EAF0;transform:rotate(.4deg);
}
.hero-figure img{width:100%;height:100%;max-height:520px;object-fit:cover}
.hero-figure-caption{
  position:absolute;left:16px;right:16px;bottom:16px;background:rgba(255,255,255,.94);
  border-radius:12px;padding:12px 16px;font-size:13px;color:var(--navy);
  display:flex;align-items:center;justify-content:space-between;gap:12px;backdrop-filter:blur(4px);
}
.hero-figure-caption svg{width:18px;height:18px;color:var(--blue);flex:none}

.metrics-band{
  background:var(--navy);position:relative;overflow:hidden;color:#fff;
}
.metrics-band .container{position:relative;z-index:2}
.metrics-grid{
  display:flex;flex-wrap:wrap;list-style:none;margin:0;padding:0;
}
.metrics-item{
  flex:1 1 220px;padding:34px 32px 34px 0;position:relative;
  border-right:1px solid rgba(255,255,255,.12);min-height:150px;
  display:flex;flex-direction:column;justify-content:center;
}
.metrics-item+.metrics-item{padding-left:32px}
.metrics-item:last-child{border-right:0}
.metric-index{color:#A9D2F0;font-size:15px;font-weight:700;letter-spacing:.12em;display:block;margin-bottom:6px}
.metric-title{color:#fff;font-size:18px;font-weight:700;line-height:1.4;margin-bottom:7px}
.metric-desc{color:#BFD4E5;font-size:13.5px;line-height:1.7}

.page-section{padding:80px 0}
.page-section-white{background:var(--white)}
.page-section-soft{background:#EDF3F9}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:42px;flex-wrap:wrap}
.section-head .section-kicker{display:block;font-size:13px;font-weight:600;color:var(--blue);letter-spacing:.12em;margin-bottom:8px;text-transform:uppercase}
.section-head h2{margin-bottom:0;font-size:30px}
.section-head .section-note{color:var(--muted);max-width:520px;font-size:15px}
.tag{
  display:inline-flex;align-items:center;background:var(--blue-soft);color:var(--blue);
  border-radius:999px;padding:3px 12px;font-size:12.5px;font-weight:600;line-height:1.5;
}
.tag-accent{background:rgba(228,155,63,.16);color:#B66E18}
.tag-slate{background:#EDF1F5;color:#456077}

.news-feature-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch;
}
.news-feature-main{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:400px;
  background:#DCE4EC;box-shadow:var(--shadow-sm);transition:box-shadow .25s ease;
}
.news-feature-main img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}
.news-feature-overlay{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,59,90,0),rgba(18,59,90,.72) 64%);
}
.news-feature-content{
  position:absolute;left:0;right:0;bottom:0;padding:34px 28px 24px;color:#fff;
}
.news-feature-content .tag{background:#fff;color:var(--navy)}
.news-feature-content h3{color:#fff;font-size:26px;margin:14px 0 10px}
.news-feature-content p{color:rgba(255,255,255,.9);font-size:14.5px;margin-bottom:4px;max-width:520px}
.news-feature-column{display:flex;flex-direction:column;gap:20px}
.news-mini-card{
  display:flex;align-items:center;gap:18px;background:#fff;border:1px solid rgba(221,228,235,.68);
  border-radius:14px;padding:20px;box-shadow:0 1px 4px rgba(18,51,82,.03);
  transition:all .25s ease;flex:1;
}
.news-mini-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.news-mini-num{
  width:52px;height:52px;border-radius:14px;background:var(--blue-soft);color:var(--blue);
  font-size:14px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:none;
}
.news-mini-card:nth-child(2) .news-mini-num{background:#FFF4E5;color:#C47D25}
.news-mini-card:nth-child(3) .news-mini-num{background:#E8F4F0;color:var(--success)}
.news-mini-tag{display:block;margin-bottom:5px}
.news-mini-card h4{margin-bottom:4px;font-size:17px;line-height:1.4}
.news-mini-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}

.split-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-hover);background:#E2E8F0}
.split-media img{width:100%;height:100%;object-fit:cover;max-height:460px}
.split-media-note{
  position:absolute;left:16px;bottom:16px;background:rgba(18,59,90,.88);color:#fff;
  border-radius:10px;padding:9px 15px;font-size:13px;
  display:inline-flex;align-items:center;gap:8px;max-width:calc(100% - 32px);
}
.check-list{list-style:none;padding:0;margin:0 0 26px}
.check-list li{position:relative;padding:0 0 18px 34px;color:#344C60;line-height:1.75;font-size:15.5px}
.check-list li::before{
  content:"";position:absolute;left:0;top:5px;width:20px;height:20px;border-radius:50%;
  background:var(--blue-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231A6FB0' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='m4.5 12.5 5 5 10-11'/%3E%3C/svg%3E") center/11px no-repeat;
}
.check-list strong{color:var(--navy);font-weight:600}

.path-section{background:#fff}
.path-list{position:relative;counter-reset:path;margin:0 auto;max-width:760px}
.path-item{
  position:relative;padding:0 0 38px 74px;counter-increment:path;
}
.path-item:before{
  content:counter(path,decimal-leading-zero);position:absolute;left:0;top:-2px;
  width:50px;height:50px;border-radius:14px;background:var(--blue-soft);
  color:var(--blue);font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;
  letter-spacing:.04em;border:1px solid rgba(26,111,176,.12);
}
.path-item::after{
  content:"";position:absolute;left:25px;top:56px;bottom:-4px;width:1px;
  background:linear-gradient(180deg,rgba(26,111,176,.28),rgba(221,228,235,0));
}
.path-item:last-child::after{display:none}
.path-item h3{margin-bottom:8px;font-size:17px}
.path-item p{color:var(--muted);font-size:15px;margin-bottom:0}
.path-item .path-chip{display:inline-block;margin-top:10px;font-size:13px}

.related-section{background:#F4F8FC}
.related-card{
  display:flex;align-items:center;justify-content:space-between;gap:30px;
  background:#fff;border-radius:18px;overflow:hidden;padding:44px 48px;
  box-shadow:var(--shadow-sm);flex-wrap:nowrap;
}
.related-card h3{font-size:23px;margin-bottom:10px}
.related-card p{color:var(--muted);font-size:15px;margin-bottom:0;max-width:560px}
.related-card .btn{flex:none}

.faq-section{background:var(--white)}
.faq-wrap{display:grid;grid-template-columns:.78fr 1.5fr;gap:46px;align-items:start}
.faq-nav-aside{position:sticky;top:140px}
.faq-nav-aside h2{margin-bottom:14px}
.faq-nav-aside p{color:var(--muted);font-size:15px}
.faq-link{display:inline-flex;margin-top:8px;align-items:center;gap:8px;font-weight:600}
.faq-link svg{width:16px;height:16px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:28px;text-align:left;
  background:transparent;border:0;padding:21px 8px 19px 14px;cursor:pointer;font-size:16px;
  font-weight:600;color:var(--ink);transition:background .2s ease;border-radius:0;
}
.faq-q:hover{background:#F8FBFD;color:var(--blue)}
.faq-q .faq-icon{
  width:28px;height:28px;border-radius:50%;background:var(--blue-soft);color:var(--blue);
  flex:none;display:inline-flex;align-items:center;justify-content:center;transition:transform .25s ease;
}
.faq-q .faq-icon svg{width:15px;height:15px}
.faq-item.is-open .faq-q .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 56px 22px 14px;color:var(--muted);font-size:15px;line-height:1.8;margin:0}

.cta-section{background:#EDF3F9}
.cta-panel{
  background:#fff;border-radius:18px;padding:44px 48px;box-shadow:var(--shadow-sm);
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start;
}
.cta-left h2{margin-bottom:14px}
.cta-left p{color:var(--muted);font-size:15px;line-height:1.8}
.cta-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px;list-style:none;padding:0}
.cta-points li{
  position:relative;padding-left:29px;font-size:14px;color:#42586B;min-height:30px;
  display:flex;align-items:center;
}
.cta-points li::before{
  content:"";width:19px;height:19px;border-radius:50%;background:var(--blue-soft);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231A6FB0' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='m4.5 12.5 5 5 10-11'/%3E%3C/svg%3E");
  background-size:10px;background-position:center;position:absolute;left:0;top:6px;
}
.cta-form .form-title{font-size:19px;font-weight:700;color:var(--navy);margin-bottom:20px}
.form-row{margin-bottom:16px}
.form-label{display:block;font-size:14px;font-weight:600;color:#2D465C;margin-bottom:6px}
.form-control{
  width:100%;height:46px;border:1px solid var(--line);border-radius:9px;background:#FBFCFE;
  padding:0 15px;font-size:14.5px;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  box-shadow:inset 0 1px 2px rgba(18,51,82,.02);
}
.form-control:focus{border-color:var(--blue);outline:0;background:#fff;box-shadow:0 0 0 3px rgba(26,111,176,.12)}
select.form-control{appearance:auto}
textarea.form-control{height:auto;min-height:100px;padding-top:12px;resize:vertical}
.form-legal{font-size:12.5px;color:#8799AA;margin:14px 0 0;text-align:center;line-height:1.7}

.footer{background:var(--navy);color:#C6D8E7;font-size:14px}
.footer-top{
  max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.55fr 1fr 1fr 1.25fr;
  gap:44px;padding:62px 24px 34px;
}
.footer-brand-info{margin-top:18px}
.footer-about{color:#AFC7D9;font-size:13.5px;line-height:1.85;margin-top:14px;max-width:340px}
.footer-title{
  font-size:15px;font-weight:700;color:#fff;letter-spacing:.5px;
  margin-bottom:16px;position:relative;padding-bottom:10px;
}
.footer-title::after{
  content:"";width:32px;height:2px;background:var(--accent);
  position:absolute;left:0;bottom:0;border-radius:2px;
}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:11px}
.footer-links a{
  color:#ABC1D2;text-decoration:none;transition:color .2s ease,padding-left .2s ease;line-height:1.5;
}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact-list{list-style:none;margin:0;padding:0;color:#AFC7D9;font-size:14px;line-height:1.9}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);background:rgba(8,31,48,.32);
}
.footer-bottom .footer-bottom-inner{
  max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:19px 24px;
}
.footer-bottom-inner span{color:#AFC7D9}
.footer-bottom-inner a{color:#D8E6F0}
.footer-bottom-inner a:hover{color:#fff}
.footer .brand .brand-name{color:#fff}
.footer .brand .brand-sub{color:#A9C1D4}

.page-bottom-space{height:1px}

@media(max-width:1024px){
  .news-feature-grid{grid-template-columns:1fr}
  .split-grid{gap:36px}
  .cta-panel{gap:36px;padding:36px;grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;row-gap:38px}
  .footer-brand-info{grid-column:1/-1}
  .faq-wrap{grid-template-columns:1fr;gap:20px}
  .faq-nav-aside{position:static}
  .metrics-item{flex:1 1 50%;padding:26px 22px;border-bottom:1px solid rgba(255,255,255,.12)}
  .metrics-item+.metrics-item{padding-left:24px}
  .metrics-item:nth-child(2){border-right:0}
}
@media(max-width:900px){
  .header-top{flex-wrap:wrap;padding:10px 16px 8px}
  .header-top-right{width:100%;justify-content:flex-start;margin-top:2px}
  .brand-name{font-size:20px}
  .nav-panel{
    justify-content:space-between;padding:0 16px;min-height:56px;
    gap:6px;
  }
  .nav-toggle{display:inline-flex;margin-left:-8px}
  .main-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#fff;padding:12px 16px 20px;box-shadow:0 22px 34px rgba(18,51,82,.12);
    flex-direction:column;align-items:stretch;gap:2px;z-index:50;
    border-top:1px solid rgba(221,228,235,.6);
  }
  .main-nav.open{display:flex}
  .nav-link{
    padding:13px 14px;font-size:16px;border:0;border-radius:10px;
    border-left:3px solid transparent;
  }
  .nav-link.active{background:var(--blue-soft);color:var(--blue);border-left-color:var(--blue)}
  .nav-tools{gap:8px}
  .nav-search{width:42px;background:transparent;border-color:transparent;flex:none}
  .nav-search-input{display:none}
  .nav-search-btn{width:38px;height:38px}
  .category-hero{padding:60px 0 72px}
  .hero-figure{margin-left:0;margin-top:32px}
  .related-card{flex-direction:column;align-items:flex-start;padding:30px}
  .path-section{padding:66px 0}
  .page-section{padding:62px 0}
}
@media(max-width:640px){
  body{font-size:15px}
  .container{padding:0 18px}
  .header-top-right{display:flex}
  .quick-label{display:none}
  .hot-pill{font-size:12px;padding:4px 10px}
  .footer-top{grid-template-columns:1fr;row-gap:30px;padding:44px 18px 20px}
  .footer-bottom .footer-bottom-inner{flex-direction:column;align-items:flex-start}
  .page-section{padding:52px 0}
  .category-hero{padding:42px 0 58px}
  .hero-title{font-size:28px}
  .hero-lead{font-size:16px}
  h2{font-size:24px}
  .metrics-band{overflow-x:auto}
  .metrics-grid{min-width:100%;flex-wrap:nowrap}
  .metrics-item{flex:1 1 100%;min-width:100%;display:block;border-bottom:1px solid rgba(255,255,255,.12);border-right:0;}
  .metrics-item{min-height:auto}
  .metrics-item{padding:22px 18px}
  .metrics-item+.metrics-item{padding-left:18px}
  .split-grid{grid-template-columns:1fr}
  .news-feature-main{min-height:340px}
  .news-mini-card{flex-direction:column;align-items:flex-start;padding:18px}
  .cta-panel{padding:28px 20px}
  .cta-points{grid-template-columns:1fr}
  .path-item{padding-left:62px}
  .faq-q{font-size:15px;padding-left:10px;padding-right:4px}
  .faq-a p{padding-right:18px}
  .related-card{padding:24px 20px}
  .hero-tags{font-size:13px}
}