:root {
    --color-primary: #1550d8;
    --color-primary-strong: #0d3ca8;
    --color-accent: #ff7b21;
    --color-accent-soft: #fff0e5;
    --color-ink: #17233c;
    --color-text: #40506a;
    --color-muted: #7a879d;
    --color-line: #dce5f2;
    --color-surface: #ffffff;
    --color-surface-soft: #f5f8fd;
    --color-surface-dark: #0f203f;
    --shadow-card: 0 18px 45px rgba(19, 48, 94, 0.08);
    --shadow-soft: 0 10px 30px rgba(12, 30, 64, 0.06);
    --radius-xl: 30px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --container-width: 1200px;
    --font-body: "HarmonyOS Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --font-heading: "Source Han Serif SC", "Noto Serif SC", "Songti SC", serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--color-text);
    background:
        radial-gradient(circle at top left, rgba(21, 80, 216, 0.12), transparent 28%),
        radial-gradient(circle at bottom right, rgba(255, 123, 33, 0.12), transparent 22%),
        #f3f6fb;
    font: 400 16px/1.75 var(--font-body);
}

a {
    color: inherit;
    text-decoration: none;
}

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

h1,
h2,
h3,
h4 {
    margin: 0;
    color: var(--color-ink);
    font-family: var(--font-heading);
    line-height: 1.25;
}

p {
    margin: 0;
}

.site-container {
    width: min(var(--container-width), calc(100% - 40px));
    margin: 0 auto;
}

.site-topbar {
    background: rgba(15, 32, 63, 0.92);
    color: #d7e2ff;
}

.site-topbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 10px 0;
    font-size: 13px;
}

.site-topbar__link {
    color: #fff;
    font-weight: 600;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    backdrop-filter: blur(18px);
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(220, 229, 242, 0.9);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 18px 0;
}

.site-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.site-brand__mark {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    font-weight: 700;
    letter-spacing: 1px;
}

.site-brand__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.site-brand__text strong {
    font-size: 20px;
    color: var(--color-ink);
}

.site-brand__text small {
    color: var(--color-muted);
    font-size: 12px;
}

.site-header__menu {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 26px;
    min-width: 0;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.site-nav__link {
    position: relative;
    color: var(--color-ink);
    font-size: 15px;
    font-weight: 600;
}

.site-nav__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 100%;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .25s ease;
}

.site-nav__link:hover::after {
    transform: scaleX(1);
}

.site-header__actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-search {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 320px;
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid var(--color-line);
    background: #fff;
}

.site-search__input {
    width: 100%;
    border: 0;
    outline: none;
    background: transparent;
    color: var(--color-ink);
    font: inherit;
}

.site-search__button,
.site-header__cta,
.site-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}

.site-search__button {
    white-space: nowrap;
    border-radius: 999px;
    padding: 10px 16px;
    background: var(--color-surface-soft);
    color: var(--color-primary);
    font-weight: 700;
}

.site-header__cta,
.site-button--primary {
    padding: 13px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--color-accent), #ff9b4a);
    color: #fff;
    font-weight: 700;
    box-shadow: 0 12px 28px rgba(255, 123, 33, 0.24);
}

.site-button--ghost {
    padding: 13px 22px;
    border-radius: 999px;
    border: 1px solid rgba(21, 80, 216, 0.2);
    background: rgba(255, 255, 255, 0.78);
    color: var(--color-primary);
    font-weight: 700;
}

.site-header__cta:hover,
.site-button:hover,
.site-search__button:hover {
    transform: translateY(-1px);
}

.site-header__toggle {
    display: none;
    margin-left: auto;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    background: transparent;
}

.site-header__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 6px auto;
    background: var(--color-ink);
    transition: transform .2s ease, opacity .2s ease;
}

.site-main {
    padding-bottom: 80px;
}

.hero-section {
    padding: 62px 0 30px;
}

.hero-section__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.85fr);
    gap: 30px;
    align-items: stretch;
}

.hero-section__copy,
.hero-panel {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
}

.hero-section__copy {
    padding: 52px;
    background:
        linear-gradient(125deg, rgba(16, 56, 145, 0.95), rgba(21, 80, 216, 0.86)),
        linear-gradient(135deg, #12213f, #1550d8);
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    overflow: hidden;
}

.hero-section__copy::before,
.hero-section__copy::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
}

.hero-section__copy::before {
    width: 260px;
    height: 260px;
    right: -80px;
    top: -40px;
}

.hero-section__copy::after {
    width: 220px;
    height: 220px;
    bottom: -80px;
    left: -40px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

.hero-badges span {
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
    font-size: 13px;
    letter-spacing: .5px;
}

.hero-section__copy h1 {
    font-size: clamp(34px, 5vw, 56px);
    color: #fff;
    margin-bottom: 18px;
}

.hero-section__copy p {
    max-width: 640px;
    font-size: 17px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 34px;
}

.hero-stats__item {
    padding: 18px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.11);
}

.hero-stats__item strong {
    display: block;
    color: #fff;
    font-size: 28px;
    margin-bottom: 6px;
}

.hero-stats__item span {
    display: block;
    color: rgba(255, 255, 255, 0.78);
    font-size: 13px;
}

.hero-panel {
    padding: 36px;
    background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(246,249,255,0.98));
}

.hero-panel__eyebrow,
.section-heading__eyebrow,
.page-banner__eyebrow,
.consult-card__eyebrow,
.article-consult-panel__eyebrow,
.site-footer__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.hero-panel h2 {
    font-size: 30px;
    margin-bottom: 20px;
}

.hero-panel__list {
    display: grid;
    gap: 16px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.hero-panel__list li {
    padding: 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-line);
    background: rgba(255, 255, 255, 0.92);
}

.hero-panel__list strong {
    display: block;
    font-size: 18px;
    color: var(--color-ink);
    margin-bottom: 6px;
}

.site-section {
    padding: 38px 0;
}

.site-section--soft {
    background: linear-gradient(180deg, rgba(255,255,255,0), rgba(255,255,255,0.72));
}

.site-section--news {
    padding-top: 10px;
}

.section-heading {
    margin-bottom: 24px;
}

.section-heading h2 {
    font-size: clamp(28px, 4vw, 42px);
    margin-bottom: 12px;
}

.section-heading p {
    max-width: 780px;
    color: var(--color-muted);
}

.section-heading--left {
    margin-bottom: 18px;
}

.service-grid,
.process-grid,
.advantage-grid {
    display: grid;
    gap: 22px;
}

.service-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.process-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.advantage-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.service-card,
.process-card,
.advantage-card,
.news-card,
.consult-card,
.sidebar-panel,
.article-shell,
.cta-banner,
.page-banner,
.page-single {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(220, 229, 242, 0.92);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.service-card,
.process-card,
.advantage-card {
    padding: 28px;
}

.service-card {
    position: relative;
    overflow: hidden;
}

.service-card__tag,
.news-card__badge {
    display: inline-flex;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    color: var(--color-primary);
    background: rgba(21, 80, 216, 0.09);
}

.service-card h3,
.process-card h3,
.advantage-card h3,
.consult-card h3,
.sidebar-panel__title {
    font-size: 22px;
    margin: 16px 0 10px;
}

.process-card {
    position: relative;
}

.process-card__step {
    display: inline-flex;
    width: 52px;
    height: 52px;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
    color: #fff;
    font-weight: 800;
    letter-spacing: .06em;
}

.news-showcase {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 24px;
}

.news-showcase__grid,
.news-showcase__grid--compact {
    display: grid;
    gap: 18px;
}

.news-card {
    overflow: hidden;
}

.news-card__visual {
    min-height: 190px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background:
        linear-gradient(135deg, rgba(21, 80, 216, 0.94), rgba(10, 30, 80, 0.86)),
        linear-gradient(135deg, #0d3ca8, #ff7b21);
    color: #fff;
}

.news-card__visual--list {
    min-height: 210px;
    width: 240px;
    flex-shrink: 0;
}

.news-card__visual-text strong {
    display: block;
    font-size: 24px;
}

.news-card__visual-text small {
    display: block;
    margin-top: 8px;
    color: rgba(255, 255, 255, 0.82);
}

.news-card__body {
    padding: 24px;
}

.news-card--feature .news-card__body h2,
.news-card--list .news-card__body h2,
.news-card--compact h3 {
    font-size: 26px;
    margin-bottom: 14px;
}

.news-card--compact h3 {
    font-size: 20px;
    margin-top: 16px;
}

.news-card p {
    color: var(--color-text);
}

.news-card__meta {
    margin-top: 18px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    color: var(--color-muted);
    font-size: 14px;
}

.news-card__more {
    margin-left: auto;
    color: var(--color-primary);
    font-weight: 700;
}

.news-card--list {
    display: flex;
}

.page-banner {
    padding: 34px;
}

.page-banner h1 {
    font-size: clamp(30px, 4vw, 48px);
    margin-bottom: 14px;
}

.page-banner__summary {
    max-width: 820px;
    color: var(--color-muted);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    color: var(--color-muted);
    font-size: 14px;
}

.breadcrumb__sep {
    opacity: .6;
}

.page-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 24px;
    align-items: start;
}

.news-list {
    display: grid;
    gap: 18px;
}

.page-sidebar {
    position: sticky;
    top: 110px;
}

.consult-sidebar {
    display: grid;
    gap: 16px;
}

.consult-card,
.sidebar-panel {
    padding: 24px;
}

.consult-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.sidebar-linklist,
.sidebar-articlelist,
.site-footer__links {
    padding: 0;
    margin: 0;
    list-style: none;
    display: grid;
    gap: 12px;
}

.sidebar-linklist a,
.sidebar-articlelist a,
.site-footer__links a {
    color: var(--color-ink);
    font-weight: 600;
}

.sidebar-articlelist span {
    display: block;
    color: var(--color-muted);
    font-size: 13px;
}

.article-shell {
    padding: 28px;
}

.article-shell__body {
    font-size: 17px;
    color: var(--color-text);
}

.article-shell__body p,
.article-shell__body ul,
.article-shell__body ol,
.article-shell__body blockquote {
    margin: 0 0 1.2em;
}

.article-shell__body h2,
.article-shell__body h3 {
    margin: 1.5em 0 .8em;
    font-size: 28px;
}

.article-shell__body img {
    margin: 18px auto;
    border-radius: var(--radius-md);
}

.article-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 14px;
    color: var(--color-muted);
}

.article-consult-panel {
    margin-top: 30px;
    padding: 28px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
    border-left: 5px solid var(--color-primary);
    background: linear-gradient(135deg, rgba(21,80,216,0.06), rgba(255,123,33,0.07));
}

.article-consult-panel__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.related-section {
    margin-top: 34px;
}

.page-single {
    padding: 28px;
}

.site-pagination {
    margin-top: 28px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.site-pagination__pages {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.site-pagination__button,
.site-pagination__page {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    background: rgba(255,255,255,0.94);
    border: 1px solid var(--color-line);
    color: var(--color-ink);
    font-weight: 700;
}

.site-pagination__page.is-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.cta-banner {
    padding: 34px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    background: linear-gradient(135deg, rgba(15, 32, 63, 0.98), rgba(21, 80, 216, 0.9));
    color: rgba(255,255,255,0.86);
}

.cta-banner h2,
.cta-banner .section-heading__eyebrow {
    color: #fff;
}

.site-footer {
    padding: 38px 0 24px;
    background: linear-gradient(180deg, rgba(10, 25, 55, 0.98), rgba(15, 32, 63, 1));
    color: rgba(226, 236, 255, 0.82);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1.3fr .9fr .9fr;
    gap: 28px;
    padding-bottom: 28px;
}

.site-footer h2,
.site-footer h3 {
    color: #fff;
}

.site-footer__brand {
    display: grid;
    gap: 14px;
}

.site-footer__title {
    font-size: 18px;
    margin-bottom: 10px;
}

.site-footer__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.site-footer__bottom {
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    justify-content: space-between;
    gap: 16px;
    font-size: 14px;
}

@media (max-width: 1080px) {
    .site-header__inner {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .site-header__menu {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .site-search {
        min-width: 0;
        width: 100%;
    }

    .hero-section__grid,
    .news-showcase,
    .page-layout,
    .site-footer__grid {
        grid-template-columns: 1fr;
    }

    .page-sidebar {
        position: static;
    }

    .service-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .process-grid,
    .advantage-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .site-topbar {
        display: none;
    }

    .site-header__inner {
        align-items: center;
    }

    .site-header__toggle {
        display: block;
    }

    .site-header__menu {
        display: none;
        width: 100%;
        padding-top: 16px;
    }

    .site-header__menu.is-open {
        display: flex;
    }

    .site-nav,
    .site-header__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-section__copy,
    .hero-panel,
    .page-banner,
    .article-shell,
    .cta-banner {
        padding: 28px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .service-grid,
    .process-grid,
    .advantage-grid {
        grid-template-columns: 1fr;
    }

    .news-card--list {
        flex-direction: column;
    }

    .news-card__visual--list {
        width: 100%;
        min-height: 160px;
    }

    .article-consult-panel,
    .cta-banner,
    .site-footer__bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 560px) {
    body {
        font-size: 15px;
    }

    .site-container {
        width: min(var(--container-width), calc(100% - 24px));
    }

    .hero-section {
        padding-top: 28px;
    }

    .hero-section__copy h1,
    .section-heading h2,
    .page-banner h1 {
        font-size: 30px;
    }

    .site-button,
    .site-header__cta,
    .site-search__button {
        width: 100%;
    }

    .site-header__actions {
        width: 100%;
    }
}