:root {
    --ui-bg: #f6f8fb;
    --ui-surface: #ffffff;
    --ui-surface-2: #f9fafb;
    --ui-ink: #101828;
    --ui-text: #344054;
    --ui-muted: #667085;
    --ui-line: #e4e7ec;
    --ui-blue: #155eef;
    --ui-blue-dark: #123c7c;
    --ui-red: #c82127;
    --ui-green: #11845b;
    --ui-radius: 10px;
    --ui-shadow: 0 14px 38px rgba(16, 24, 40, .08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--ui-text);
    background: var(--ui-bg);
    font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
    line-height: 1.65;
}

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

.container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .96);
    border-bottom: 1px solid var(--ui-line);
    box-shadow: none;
    backdrop-filter: blur(10px);
}

.nav-wrap {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: 250px;
}

.brand-logo {
    width: 46px;
    height: 46px;
}

.brand strong {
    display: block;
    color: var(--ui-ink);
    font-size: 18px;
    line-height: 1.2;
}

.brand small {
    display: block;
    color: var(--ui-muted);
    font-size: 12px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}

.main-nav a {
    padding: 9px 13px;
    color: var(--ui-text);
    border: 0;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
}

.main-nav a::after {
    display: none;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--ui-blue);
    background: #eff4ff;
}

.main-nav .lang-link {
    min-width: 88px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    margin-left: 8px;
    padding: 6px 10px 6px 6px;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 999px;
    box-shadow: none;
}

.main-nav .lang-link span {
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    color: #fff;
    background: var(--ui-blue);
    border-radius: 50%;
    font-size: 11px;
    font-weight: 900;
}

.main-nav .lang-link strong {
    color: var(--ui-text);
    font-size: 13px;
}

.nav-toggle {
    display: none;
}

.hero {
    color: #fff;
    background: linear-gradient(120deg, #123c7c 0%, #155eef 100%);
}

.hero::before {
    display: none;
}

.hero-grid,
.home-hero-grid {
    min-height: auto;
    padding: 84px 0 116px;
}

.home-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    align-items: center;
    gap: 56px;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--ui-red);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

.hero .eyebrow,
.page-hero .eyebrow {
    color: #c9ddff;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    max-width: 780px;
    margin-bottom: 18px;
    color: inherit;
    font-size: clamp(38px, 5vw, 56px);
    line-height: 1.12;
    letter-spacing: 0;
}

h2 {
    margin-bottom: 12px;
    color: var(--ui-ink);
    font-size: 28px;
    line-height: 1.25;
    letter-spacing: 0;
}

.hero-copy p:not(.eyebrow) {
    max-width: 720px;
    color: rgba(255, 255, 255, .84);
    font-size: 18px;
}

.hero-actions,
.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.btn {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 18px;
    border: 0;
    border-radius: 8px;
    font-weight: 800;
    cursor: pointer;
    box-shadow: none;
}

.btn:hover {
    transform: none;
    box-shadow: none;
}

.btn-primary {
    color: #fff;
    background: var(--ui-red);
}

.btn-light {
    color: var(--ui-blue-dark);
    background: #fff;
}

.btn-ghost {
    color: var(--ui-blue);
    background: #eff4ff;
}

.hero-verify-card {
    padding: 26px;
    color: var(--ui-ink);
    background: rgba(255, 255, 255, .96);
    border: 1px solid rgba(255, 255, 255, .52);
    border-radius: 12px;
    box-shadow: 0 24px 70px rgba(16, 24, 40, .18);
}

.hero-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 20px;
}

.hero-card-head span {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    color: #fff;
    background: var(--ui-blue);
    border-radius: 10px;
    font-weight: 900;
}

.hero-card-head strong {
    color: var(--ui-blue);
    font-size: 13px;
}

.hero-verify-card h2 {
    margin-bottom: 16px;
    font-size: 24px;
}

.hero-verify-card ul {
    display: grid;
    gap: 10px;
    margin: 0 0 22px;
    padding: 0;
    list-style: none;
}

.hero-verify-card li {
    position: relative;
    padding-left: 18px;
    color: var(--ui-text);
}

.hero-verify-card li::before {
    position: absolute;
    left: 0;
    top: .75em;
    width: 6px;
    height: 6px;
    content: "";
    background: var(--ui-green);
    border-radius: 50%;
}

.hero-verify-card a {
    width: 100%;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: var(--ui-blue);
    border-radius: 8px;
    font-weight: 800;
}

.portal-stats {
    margin-top: -54px;
    position: relative;
    z-index: 2;
}

.portal-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 12px;
    box-shadow: var(--ui-shadow);
}

.portal-stats-grid article {
    min-height: 108px;
    display: grid;
    place-items: center;
    text-align: center;
    background: #fff;
    border-right: 1px solid var(--ui-line);
}

.portal-stats-grid article:last-child {
    border-right: 0;
}

.portal-stats-grid strong {
    color: var(--ui-blue);
    font-size: 32px;
    line-height: 1;
}

.portal-stats-grid span {
    color: var(--ui-muted);
    font-weight: 800;
}

.portal-services,
.portal-news,
.content-section,
.query-section,
.about-section {
    padding: 72px 0;
    background: var(--ui-bg);
}

.portal-main-blocks {
    padding: 72px 0;
    background: #fff;
}

.section-title-row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 28px;
}

.section-title-row h2 {
    margin-bottom: 0;
}

.section-title-row > span {
    color: var(--ui-muted);
    font-weight: 700;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.service-card,
.portal-panel,
.news-feature,
.news-list,
.course-card,
.job-card-link,
.query-form,
.result-card,
.public-form,
.detail-card,
.detail-side {
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 12px;
    box-shadow: none;
}

.service-card {
    min-height: 224px;
    padding: 24px;
}

.service-card::before {
    display: none;
}

.service-icon {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    margin-bottom: 18px;
    color: var(--ui-blue);
    background: #eff4ff;
    border-radius: 10px;
    font-weight: 900;
}

.service-card:nth-child(n) .service-icon {
    color: var(--ui-blue);
    background: #eff4ff;
}

.service-card h2 {
    color: var(--ui-ink);
    font-size: 22px;
}

.service-card p {
    color: var(--ui-muted);
}

.portal-two-col {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.portal-panel {
    padding: 24px;
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--ui-line);
}

.panel-head h2 {
    margin-bottom: 0;
}

.panel-more {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 12px;
    color: var(--ui-blue);
    background: #eff4ff;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 900;
}

.portal-list {
    display: grid;
}

.portal-list a,
.portal-list article {
    display: grid;
    gap: 4px;
    padding: 15px 0;
    border-bottom: 1px solid var(--ui-line);
}

.portal-list a:last-child,
.portal-list article:last-child {
    border-bottom: 0;
}

.portal-list a:hover {
    background: var(--ui-surface-2);
}

.portal-list strong {
    color: var(--ui-ink);
    font-size: 16px;
}

.portal-list span {
    color: var(--ui-muted);
}

.news-layout {
    display: grid;
    grid-template-columns: .92fr 1.35fr;
    gap: 20px;
}

.news-feature {
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 28px;
}

.news-feature span,
.news-list span,
.news-page-list span,
.detail-kicker {
    color: var(--ui-blue);
    font-size: 13px;
    font-weight: 900;
}

.news-feature h3 {
    margin: 12px 0;
    color: var(--ui-ink);
    font-size: 25px;
    line-height: 1.32;
}

.news-feature p,
.news-feature time {
    color: var(--ui-muted);
}

.news-list {
    padding: 8px 22px;
}

.news-list a {
    min-height: 62px;
    display: grid;
    grid-template-columns: 86px 1fr 108px;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--ui-line);
}

.news-list a:last-child {
    border-bottom: 0;
}

.news-list a:hover {
    background: var(--ui-surface-2);
}

.news-list strong {
    overflow: hidden;
    color: var(--ui-ink);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.news-list time {
    color: var(--ui-muted);
    font-size: 13px;
}

.page-hero {
    padding: 64px 0;
    color: #fff;
    background: linear-gradient(120deg, #123c7c 0%, #155eef 100%);
}

.page-hero h1 {
    margin-bottom: 14px;
    font-size: clamp(34px, 4vw, 48px);
}

.page-hero p:not(.eyebrow) {
    max-width: 760px;
    color: rgba(255, 255, 255, .84);
    font-size: 18px;
}

.certificate-workspace {
    padding: 72px 0 90px;
}

.certificate-verify-shell {
    max-width: 940px;
}

.certificate-query-box {
    display: grid;
    grid-template-columns: minmax(300px, .9fr) minmax(360px, 1.1fr);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 12px;
    box-shadow: var(--ui-shadow);
}

.certificate-query-box .query-form,
.certificate-query-box .result-card {
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

.certificate-query-box .query-form {
    padding: 34px;
    border-right: 1px solid var(--ui-line);
}

.query-form label {
    display: block;
    margin-bottom: 18px;
    color: var(--ui-ink);
    font-weight: 800;
}

.query-form label span {
    display: block;
    margin-bottom: 8px;
}

.query-form input,
.public-form input,
.public-form textarea,
.admin-form input,
.admin-form textarea,
.admin-form select,
.login-panel input,
.inline-form select {
    width: 100%;
    min-height: 44px;
    padding: 0 12px;
    color: var(--ui-text);
    background: #fff;
    border: 1px solid #d0d5dd;
    border-radius: 8px;
    font: inherit;
}

.certificate-query-box .query-form input {
    height: 52px;
}

.certificate-query-box .result-card {
    min-height: 360px;
    padding: 34px;
    background: var(--ui-surface-2);
}

.result-card.is-empty,
.result-card.is-loading {
    display: grid;
    place-items: center;
    text-align: center;
    color: var(--ui-muted);
}

.result-card.has-error {
    display: grid;
    place-items: center;
    color: var(--ui-red);
    background: #fff5f5;
}

.result-card.has-data {
    display: block;
    background: #fff;
}

.cert-result-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 22px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--ui-line);
}

.cert-result-head span {
    min-height: 30px;
    display: inline-flex;
    align-items: center;
    padding: 0 10px;
    color: var(--ui-green);
    background: #ecfdf3;
    border: 1px solid #abefc6;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 900;
}

.cert-result-head strong {
    color: var(--ui-ink);
    font-size: 18px;
}

.cert-result-body {
    display: grid;
    grid-template-columns: 132px 1fr;
    gap: 24px;
    align-items: start;
}

.cert-photo img {
    width: 132px;
    height: 168px;
    object-fit: cover;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 10px;
}

.cert-info {
    margin: 0;
}

.cert-info div {
    padding: 10px 0;
    border-bottom: 1px solid var(--ui-line);
}

.cert-info dt {
    color: var(--ui-muted);
    font-size: 13px;
}

.cert-info dd {
    margin: 2px 0 0;
    color: var(--ui-ink);
    font-weight: 800;
}

.course-grid,
.job-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.course-card,
.job-card-link,
.job-grid article {
    min-height: 190px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 24px;
}

.course-card span {
    width: fit-content;
    padding: 4px 10px;
    color: var(--ui-blue);
    background: #eff4ff;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 900;
}

.course-card h3,
.job-card-link strong,
.job-grid article strong {
    margin: 0;
    color: var(--ui-ink);
    font-size: 20px;
}

.course-card p,
.job-card-link p,
.job-grid article p,
.job-card-link span,
.job-grid article span {
    color: var(--ui-muted);
}

.course-card strong {
    margin-top: auto;
    color: var(--ui-red);
}

.news-page-list {
    display: grid;
    gap: 16px;
}

.news-page-list a,
.news-page-list article {
    display: block;
    padding: 24px;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 12px;
}

.news-page-list h2 {
    margin: 8px 0 10px;
    color: var(--ui-ink);
    font-size: 22px;
}

.news-page-list p,
.news-page-list time {
    color: var(--ui-muted);
}

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 20px;
    align-items: start;
}

.detail-layout.single {
    max-width: none;
    grid-template-columns: 1fr;
}

.detail-card,
.detail-side {
    padding: 28px;
}

.detail-card h2 {
    margin: 10px 0 14px;
}

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

.detail-card time {
    display: block;
    margin-bottom: 16px;
    color: var(--ui-muted);
}

.detail-side {
    display: grid;
    gap: 10px;
}

.detail-side strong {
    color: var(--ui-ink);
}

.detail-side span {
    color: var(--ui-muted);
}

.site-footer {
    padding: 24px 0;
    color: rgba(255, 255, 255, .72);
    background: #101828;
}

.site-footer .container {
    display: flex;
    justify-content: center;
}

.public-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    padding: 28px;
}

.public-form label {
    display: block;
    color: var(--ui-ink);
    font-weight: 800;
}

.public-form label span {
    display: block;
    margin-bottom: 8px;
}

.public-form .full {
    grid-column: 1 / -1;
}

.public-form textarea {
    padding: 10px 12px;
    resize: vertical;
}

.notice {
    margin-bottom: 18px;
    padding: 12px 14px;
    color: var(--ui-green);
    background: #ecfdf3;
    border: 1px solid #abefc6;
    border-radius: 8px;
}

.notice.error {
    color: var(--ui-red);
    background: #fff5f5;
    border-color: #fecaca;
}

/* Admin */
.admin-body {
    height: 100vh;
    display: grid;
    grid-template-columns: 252px minmax(0, 1fr);
    overflow: hidden;
    background: var(--ui-bg);
}

.admin-sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 20px 16px;
    overflow-y: auto;
    color: #fff;
    background: #101828;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 8px 24px;
    color: #fff;
    font-weight: 900;
}

.admin-brand img {
    width: 42px;
    height: 42px;
}

.admin-brand span {
    display: grid;
}

.admin-brand small {
    color: rgba(255, 255, 255, .56);
    font-size: 11px;
}

.admin-sidebar nav {
    display: grid;
    gap: 7px;
}

.admin-sidebar nav a {
    padding: 11px 12px;
    color: rgba(255, 255, 255, .76);
    border-radius: 8px;
    font-weight: 800;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active {
    color: #fff;
    background: rgba(255, 255, 255, .10);
}

.admin-main {
    height: 100vh;
    overflow-y: auto;
    padding: 28px;
}

.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
    padding: 20px 22px;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 12px;
}

.admin-topbar p {
    margin: 0 0 4px;
    color: var(--ui-muted);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

.admin-topbar h1 {
    margin: 0;
    color: var(--ui-ink);
    font-size: 28px;
}

.admin-top-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-top-actions a,
.admin-top-actions span {
    padding: 8px 12px;
    color: var(--ui-ink);
    background: var(--ui-surface-2);
    border: 1px solid var(--ui-line);
    border-radius: 8px;
    font-weight: 800;
}

.admin-stats,
.admin-quick-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 18px;
}

.admin-card,
.admin-stats article,
.admin-quick-grid a {
    padding: 22px;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 12px;
    box-shadow: none;
}

.admin-card {
    margin-bottom: 18px;
}

.admin-stats strong {
    display: block;
    color: var(--ui-blue);
    font-size: 32px;
    line-height: 1;
}

.admin-stats span,
.admin-quick-grid span {
    color: var(--ui-muted);
}

.admin-quick-grid strong {
    display: block;
    margin-bottom: 6px;
    color: var(--ui-ink);
    font-size: 18px;
}

.admin-dashboard-grid {
    display: grid;
    grid-template-columns: 1.25fr .75fr;
    gap: 16px;
}

.admin-todo-list {
    display: grid;
    gap: 12px;
}

.admin-todo-list div {
    padding: 14px 16px;
    background: var(--ui-surface-2);
    border: 1px solid var(--ui-line);
    border-radius: 8px;
}

.admin-todo-list strong,
.admin-todo-list span {
    display: block;
}

.admin-todo-list strong {
    color: var(--ui-ink);
}

.admin-todo-list span,
.admin-note-card p {
    color: var(--ui-muted);
}

.admin-note-card {
    display: flex;
    flex-direction: column;
}

.admin-note-card a {
    width: fit-content;
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: auto;
    padding: 0 14px;
    color: #fff;
    background: var(--ui-blue);
    border-radius: 8px;
    font-weight: 800;
}

.admin-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.admin-form label {
    display: block;
    color: var(--ui-ink);
    font-weight: 800;
}

.admin-form label span {
    display: block;
    margin-bottom: 8px;
}

.admin-form .full {
    grid-column: 1 / -1;
}

.admin-form textarea {
    padding: 10px 12px;
    resize: vertical;
}

.admin-form .check-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.admin-form .check-row input {
    width: auto;
    min-height: auto;
}

.table-wrap {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    min-width: 860px;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--ui-line);
    vertical-align: top;
}

.admin-table th {
    color: var(--ui-text);
    background: var(--ui-surface-2);
}

.admin-table tbody tr:hover {
    background: var(--ui-surface-2);
}

.table-photo {
    width: 48px;
    height: 60px;
    object-fit: cover;
    border: 1px solid var(--ui-line);
    border-radius: 6px;
}

.table-actions,
.inline-form {
    display: flex;
    align-items: center;
    gap: 10px;
}

.table-actions a {
    color: var(--ui-blue);
    font-weight: 800;
}

.table-actions form {
    margin: 0;
}

.table-actions button,
.inline-form button {
    padding: 5px 9px;
    color: var(--ui-red);
    background: transparent;
    border: 1px solid #fecaca;
    border-radius: 6px;
    cursor: pointer;
}

/* Login */
.login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background: var(--ui-bg);
}

.login-shell {
    width: min(1000px, calc(100% - 32px));
    min-height: 600px;
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 14px;
    box-shadow: var(--ui-shadow);
}

.login-brand-panel {
    padding: 52px;
    color: #fff;
    background: linear-gradient(140deg, #123c7c, #155eef);
}

.login-brand-panel img {
    width: 86px;
    height: 86px;
    margin-bottom: 28px;
}

.login-brand-panel p {
    color: #c9ddff;
    font-weight: 900;
    text-transform: uppercase;
}

.login-brand-panel h1 {
    font-size: 40px;
}

.login-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 40px;
}

.login-feature-grid span {
    padding: 13px 14px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 8px;
    font-weight: 800;
}

.login-panel {
    width: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 46px;
    background: #fff;
    border-radius: 0;
    box-shadow: none;
}

.login-title {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 22px;
}

.login-title img {
    width: 58px;
    height: 58px;
}

.login-title h2 {
    margin: 0;
    color: var(--ui-ink);
    font-size: 26px;
}

.login-title p {
    margin: 0;
    color: var(--ui-muted);
}

.login-panel label {
    display: block;
    margin-bottom: 14px;
    color: var(--ui-ink);
    font-weight: 800;
}

.login-panel label span {
    display: block;
    margin-bottom: 8px;
}

.captcha-row {
    display: grid;
    grid-template-columns: 1fr 128px;
    gap: 10px;
}

.captcha-button {
    padding: 0;
    background: #fff;
    border: 1px solid #d0d5dd;
    border-radius: 8px;
    cursor: pointer;
}

.captcha-button img {
    display: block;
    width: 120px;
    height: 42px;
    margin: 0 auto;
}

.login-panel .btn {
    width: 100%;
}

@media (max-width: 980px) {
    .home-hero-grid,
    .portal-two-col,
    .news-layout,
    .certificate-query-box,
    .detail-layout,
    .login-shell {
        grid-template-columns: 1fr;
    }

    .hero-verify-card {
        max-width: 520px;
    }

    .course-grid,
    .job-grid,
    .service-grid,
    .admin-stats,
    .admin-quick-grid,
    .admin-dashboard-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .nav-toggle {
        display: inline-grid;
        place-items: center;
        width: 42px;
        height: 42px;
        color: var(--ui-ink);
        background: #fff;
        border: 1px solid var(--ui-line);
        border-radius: 8px;
        font-size: 0;
    }

    .nav-toggle::before {
        content: "Menu";
        font-size: 13px;
        font-weight: 800;
    }

    .main-nav {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 10px 20px 18px;
        background: #fff;
        border-bottom: 1px solid var(--ui-line);
    }

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

    .main-nav a,
    .main-nav .lang-link {
        width: 100%;
        justify-content: flex-start;
        margin-left: 0;
        border-radius: 8px;
    }

    .admin-body {
        height: auto;
        display: block;
        overflow: visible;
    }

    .admin-sidebar,
    .admin-main {
        position: static;
        height: auto;
        overflow: visible;
    }

    .admin-sidebar nav {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .container {
        width: min(100% - 28px, 1180px);
    }

    .brand {
        min-width: 0;
    }

    .brand small {
        display: none;
    }

    .home-hero-grid,
    .hero-grid {
        padding: 54px 0 84px;
    }

    h1 {
        font-size: 34px;
    }

    .section-title-row,
    .cert-result-head,
    .site-footer .container {
        display: grid;
    }

    .portal-stats-grid,
    .course-grid,
    .job-grid,
    .service-grid,
    .admin-stats,
    .admin-quick-grid,
    .admin-dashboard-grid,
    .admin-form,
    .public-form,
    .cert-result-body,
    .news-list a,
    .login-feature-grid,
    .captcha-row {
        grid-template-columns: 1fr;
    }

    .certificate-query-box .query-form {
        border-right: 0;
        border-bottom: 1px solid var(--ui-line);
    }

    .news-list a {
        gap: 4px;
        padding: 14px 0;
    }

    .news-list strong {
        white-space: normal;
    }

    .login-brand-panel,
    .login-panel {
        padding: 28px;
    }
}

/* Homepage and public-page alignment refinements */
:root {
    --ui-font: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", "Segoe UI", Arial, sans-serif;
}

body,
button,
input,
textarea,
select {
    font-family: var(--ui-font);
}

h1,
h2,
h3,
.brand strong,
.portal-list strong {
    font-family: var(--ui-font);
}

.portal-list {
    gap: 10px;
    padding-top: 16px;
}

.portal-list a,
.portal-list article {
    gap: 6px;
    padding: 14px 16px;
    background: var(--ui-surface-2);
    border-bottom: 0;
    border-radius: 8px;
}

.portal-list a:hover {
    background: #f2f6fb;
}

.portal-list strong {
    font-size: 17px;
    font-weight: 800;
    line-height: 1.35;
}

.portal-list span {
    font-size: 14px;
    line-height: 1.55;
}

.certificate-verify-shell,
.form-page,
.about-section .container,
.about-copy {
    max-width: none;
}

.certificate-verify-shell {
    display: block;
}

.certificate-query-box,
.public-form,
.about-values {
    width: 100%;
}

.about-copy {
    text-align: left;
}

.about-copy > h2,
.about-copy > p {
    max-width: 760px;
    margin-right: auto;
    margin-left: auto;
    text-align: center;
}

.about-values article {
    min-height: 118px;
}
.site-footer .container {
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 18px;
    text-align: center;
}

.beian-link {
    color: rgba(255, 255, 255, .82);
    font-size: 13px;
}

.beian-link:hover {
    color: #fff;
}