/* 首页 Hero — Apple Vision Pro 风格 · 左文右图 */
.hero-split {
    text-align: left;
}

.hero-apple {
    padding: clamp(4.5rem, 10vw, 6.5rem) 0 clamp(4rem, 8vw, 5.5rem);
    background: var(--hero-light-bg);
    border-bottom: 1px solid var(--border-light);
    position: relative;
}

.hero-apple::after {
    display: none;
}

.hero-split .hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(2.5rem, 5vw, 4rem);
    align-items: center;
}

.hero-main {
    max-width: var(--max-prose-home);
}

.hero-brand-block--lead {
    margin-bottom: 1.25rem;
}

.hero-brand-block--lead .hero-brand-en {
    font-size: var(--type-en-h1);
    font-weight: 700;
    line-height: var(--leading-h1);
    margin-bottom: 0.3rem;
    color: var(--text-muted);
    white-space: nowrap;
    letter-spacing: -0.015em;
}

.hero-brand-block--lead .hero-brand-cn {
    font-size: var(--type-caption);
    font-weight: 600;
    color: var(--brand-primary);
    line-height: var(--leading-body);
    white-space: nowrap;
}

.hero-headline {
    font-weight: 800;
    line-height: var(--leading-h1);
    letter-spacing: var(--tracking-h1);
    margin-bottom: var(--space-h1-desc);
    color: var(--text-main);
}

.hero-lead {
    font-size: var(--type-body);
    font-weight: 400;
    line-height: var(--leading-body);
    margin-bottom: var(--space-desc-content);
    color: var(--text-secondary);
    max-width: 32rem;
}

.hero-split .hero-buttons {
    justify-content: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.25rem;
}

.hero-product-footnote {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
    margin-top: 1.5rem;
    color: var(--text-muted);
}

.hero-product-detail {
    color: var(--text-muted);
}

.hero-split .btn-secondary {
    background: var(--bg-page);
    color: var(--text-main);
    border-color: var(--border-light);
}

.hero-split .btn-secondary:hover {
    background: var(--brand-primary-light);
    color: var(--brand-primary);
    border-color: var(--chip-border);
}

.hero-visual {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* 右侧可视化面板 — 浅灰底统一 */
.hero-visual-panel {
    background: var(--bg-soft);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 1.65rem 1.5rem;
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.25s ease;
}

.hero-visual-panel:hover {
    box-shadow: var(--shadow-soft);
}

.hero-visual-label {
    font-size: var(--type-caption);
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--brand-primary);
    margin: 0 0 1.25rem;
}

.hero-flow {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.hero-flow-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.35rem;
    padding: 1rem 0.85rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-card);
    background: var(--bg-page);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hero-flow-node--base {
    background: var(--bg-page);
    border-color: var(--border-card);
}

.hero-flow-node--compete:hover,
.hero-flow-node--create:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.hero-flow-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    background: var(--brand-primary);
    color: var(--text-light);
    font-size: 1.05rem;
}

.hero-flow-node--create .hero-flow-icon {
    background: var(--brand-primary);
}

.hero-flow-node strong {
    font-size: var(--type-caption);
    font-weight: 700;
    color: var(--text-main);
}

.hero-flow-node span:last-child {
    font-size: var(--type-caption);
    color: var(--text-muted);
}

.hero-flow-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
}

.hero-flow-line {
    display: block;
    width: 2px;
    height: 0.75rem;
    background: var(--border-light);
}

.hero-flow-badge {
    font-size: var(--type-caption);
    font-weight: 600;
    color: var(--brand-primary);
    background: var(--brand-primary-light);
    border: 1px solid var(--chip-border);
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-pill);
}

.hero-flow-tracks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.hero-visual-link {
    display: inline-block;
    margin-top: 1.125rem;
    font-size: var(--type-caption);
    font-weight: 600;
    color: var(--brand-primary);
    text-decoration: none;
}

.hero-visual-link:hover {
    color: var(--brand-primary-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.hero-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* 保留旧 hero-dual-card 兼容内页 */
.hero-dual-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.65rem;
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
}

.hero-dual-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--brand-primary);
}

.hero-dual-label {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-primary-dark);
}

.hero-dual-list {
    list-style: none;
    margin: 0 0 1rem;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hero-dual-list li {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    font-size: 0.9375rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid var(--color-border);
}

.hero-dual-list li:last-child {
    border-bottom: none;
}

.hero-dual-key {
    font-weight: 600;
    color: var(--color-primary);
    flex-shrink: 0;
}

.hero-dual-list li span:last-child {
    text-align: right;
    color: var(--color-text);
    font-weight: 500;
}

.hero-dual-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
}

.hero-dual-link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

@media (max-width: 900px) {
    .hero-split .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .hero-main {
        max-width: none;
    }

    .hero-visual {
        max-width: 28rem;
    }

    .hero-brand-block--lead .hero-brand-en,
    .hero-brand-block--lead .hero-brand-cn {
        white-space: normal;
    }
}

@media (max-width: 640px) {
    .hero-brand-block--lead .hero-brand-en {
        font-size: var(--type-en-h2);
    }

    .hero-apple {
        padding: 3rem 0 2.75rem;
    }

    .hero-split .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-split .hero-buttons .btn {
        width: 100%;
        justify-content: center;
        min-height: 44px;
    }

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

    .hero-visual-panel {
        padding: 1.35rem 1.15rem;
    }

    .hero-dual-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.2rem;
    }

    .hero-dual-list li span:last-child {
        text-align: left;
    }
}

.nav-brand-link {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    text-decoration: none;
    color: inherit;
    min-width: 0;
    flex: 1;
}

.nav-brand-link:hover .brand-name-en {
    color: var(--color-primary);
}

.breadcrumb {
    padding: 1rem 0 0;
    font-size: var(--type-caption);
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumb li:not(:last-child)::after {
    content: "›";
    margin-left: 0.5rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--brand-primary);
}

.breadcrumb li[aria-current="page"] {
    color: var(--text-secondary);
}

/* 二级页面统一 Page Header */
.page-header {
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border-light);
    padding: 3.5rem 1.5rem 3rem;
}

.page-header-inner {
    max-width: 1160px;
    margin: 0 auto;
    text-align: left;
}

.page-header .breadcrumb {
    padding: 0 0 0.75rem;
}

.page-header-eyebrow {
    font-weight: 600;
    color: var(--brand-primary);
    letter-spacing: 0.02em;
    margin: 0 0 0.5rem;
}

.page-header-title {
    margin: 0 0 var(--space-h1-desc);
}

.page-header-subtitle {
    max-width: 47.5rem;
    margin: 0;
}

.page-header--minimal {
    padding: 1rem 1.5rem 1.25rem;
}

.page-header--minimal .breadcrumb {
    padding: 0;
}

@media (max-width: 640px) {
    .page-header {
        padding: 2.5rem 1rem 2rem;
    }
}

.hub-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.hub-card {
    display: block;
    background: var(--color-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
    min-height: 44px;
}

.hub-card:hover {
    box-shadow: var(--shadow-soft);
    transform: translateY(-4px);
    border-color: var(--chip-border);
}

.hub-card h3 {
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.hub-card p {
    color: var(--color-text-muted);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Homepage growth path */
.growth-path-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.home-dual-track-grid .growth-path-num {
    font-size: 0.85rem;
}

.home-dual-track-compare {
    background: transparent;
}

.growth-path-section {
    background: transparent;
}

.home-dual-track-grid .growth-path-step {
    background: var(--bg-page);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: 1.5rem 1.25rem;
    text-decoration: none;
    color: inherit;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.home-dual-track-grid .growth-path-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}

.home-compare-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.home-compare-card {
    background: var(--color-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-compare-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover);
}

.home-compare-compete,
.home-compare-create {
    border-top: 4px solid var(--brand-primary);
    background: var(--color-bg);
}

.home-compare-card h3 {
    margin: 0 0 1rem;
    color: var(--text-dark);
}

.home-compare-dl { margin: 0; }

.home-compare-dl div {
    display: grid;
    grid-template-columns: 5.5rem 1fr;
    gap: 0.5rem;
    padding: 0.45rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: var(--type-caption);
}

.home-compare-dl dt {
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0;
}

.home-compare-dl dd {
    margin: 0;
    color: var(--text-dark);
}

.home-compare-link {
    display: inline-block;
    margin-top: 1rem;
    font-weight: 600;
    text-decoration: none;
}

.home-compare-compete .home-compare-link { color: var(--primary-color); }
.home-compare-create .home-compare-link { color: var(--secondary); }

.home-courses-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-top: 2rem;
}

.home-service-network {
    padding: 3rem 0;
}

.home-service-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0 0;
    display: grid;
    gap: 1rem;
}

.home-service-item {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.85rem;
    padding: 1.25rem 1.35rem;
    box-shadow: var(--shadow);
}

.home-service-item strong {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--text-dark);
    font-size: 1.05rem;
}

.home-service-item p {
    margin: 0;
    line-height: 1.65;
    color: var(--text-secondary);
}

.home-service-item a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.yuncheng-cooperation-summary {
    line-height: 1.65;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.home-dual-track-grid .growth-path-num i {
    font-size: 0.85rem;
}

.yuncheng-flagship-note,
.yuncheng-local-team {
    line-height: 1.65;
    color: var(--text-dark);
    margin: 0 0 1rem;
}

.yuncheng-flagship-note {
    padding: 0.85rem 1rem;
    background: var(--primary-light);
    border-left: 4px solid var(--primary-color);
    border-radius: 0.5rem;
}

.contact-entity-list {
    margin: 0;
    padding-left: 1.2rem;
    line-height: 1.75;
}

.contact-partnership {
    margin-top: 1.5rem;
    padding: 1rem 1.15rem;
    background: var(--bg-light);
    border-radius: 0.65rem;
    border: 1px solid var(--border-color);
}

.coming-soon-page {
    text-align: center;
}

.coming-soon-message {
    line-height: 1.7;
    color: var(--text-secondary);
    margin: 1.25rem 0 1.75rem;
}

.brand-page-lead {
    margin: 0 0 var(--space-h1-desc);
    max-width: 48rem;
}

.section-subtitle.brand-page-lead {
    margin-bottom: var(--space-desc-content);
}

.hero-note {
    font-size: var(--type-caption);
    line-height: var(--leading-body);
    color: var(--text-muted);
    font-style: italic;
    margin: 0 0 1.25rem;
    max-width: 42rem;
}

/* 左对齐标题装饰（品牌内页） */
.section-title-left {
    display: block;
    text-align: left;
    color: var(--color-text);
    padding-bottom: 0.65rem;
    border-bottom: 2px solid var(--color-primary);
    max-width: 100%;
}

.achievement-badge-strip {
    padding: 1rem 0;
    background: var(--brand-primary-light);
    border-top: 1px solid var(--chip-border);
    border-bottom: 1px solid var(--chip-border);
}

.achievement-badge-link {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem 0.75rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
    text-decoration: none;
    color: var(--color-primary-darker);
    font-weight: 600;
    font-size: 0.95rem;
}

.achievement-badge-link i {
    color: var(--color-primary);
}

.achievement-badge-sep {
    color: var(--color-border-brand);
    font-weight: 400;
}

.achievement-badge-arrow {
    color: var(--color-primary);
}

.portfolio-gallery-section {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.portfolio-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    justify-content: center;
    margin-top: 1.25rem;
}

.portfolio-item {
    border: 1px solid var(--border-light);
    padding: 0.75rem;
    border-radius: 8px;
    width: 220px;
    max-width: 100%;
    background: var(--bg-white);
    box-shadow: var(--shadow);
    text-align: center;
}

.portfolio-thumb {
    width: 100%;
    height: 150px;
    border-radius: 4px;
    margin-bottom: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
}

.portfolio-thumb-ar {
    background: var(--brand-primary);
}

.portfolio-thumb-vr {
    background: var(--brand-primary-dark);
}

.portfolio-thumb-ai {
    background: var(--brand-accent);
}

.portfolio-item a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.portfolio-gallery-note {
    text-align: center;
    margin-top: 1.25rem;
    color: var(--text-secondary);
}

.knowledge-featured {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--primary-light);
    border-left: 4px solid var(--primary-color);
    border-radius: 0.75rem;
}

.knowledge-featured h2 {
    font-size: 1.25rem;
    margin: 0 0 0.75rem;
    color: var(--primary-color);
}

.knowledge-featured p {
    line-height: 1.65;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

/* ARVRCool 品牌知识库专题 */
.knowledge-brand-spotlight {
    margin: 2rem 0;
    padding: 1.75rem;
    border-radius: var(--radius-md);
    background: var(--bg-blue-soft);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-card);
}

.knowledge-brand-spotlight-label {
    margin: 0 0 0.5rem;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--secondary);
    text-transform: uppercase;
}

.knowledge-brand-spotlight-head h2 {
    margin: 0 0 0.75rem;
    font-size: clamp(1.35rem, 3vw, 1.75rem);
    color: var(--primary-dark);
}

.knowledge-brand-spotlight-desc {
    margin: 0 0 1.25rem;
    line-height: 1.7;
    color: var(--text-secondary);
    max-width: 48rem;
}

.knowledge-brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.knowledge-brand-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.85rem;
    padding: 1.25rem;
    min-height: 44px;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.knowledge-brand-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.knowledge-brand-card-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary-color);
    background: var(--primary-light);
    padding: 0.2rem 0.55rem;
    border-radius: 2rem;
    margin-bottom: 0.65rem;
}

.knowledge-brand-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.05rem;
    color: var(--primary-dark);
    line-height: 1.4;
}

.knowledge-brand-card p {
    margin: 0 0 0.75rem;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.knowledge-brand-card-link {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--secondary);
}

.knowledge-index-categories-title {
    font-size: 1.25rem;
    margin: 2rem 0 1rem;
    color: var(--text-dark);
}

.knowledge-category-list > .knowledge-category-item {
    margin-bottom: 1.5rem;
}

.knowledge-category-brand {
    padding: 1rem 1.25rem;
    background: var(--bg-light);
    border-radius: 0.75rem;
    border-left: 4px solid var(--primary-color);
}

.knowledge-category-desc {
    margin: 0.35rem 0 0.75rem;
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--text-secondary);
    font-weight: 400;
}

.knowledge-category-list > .knowledge-category-item > ul {
    margin: 0.5rem 0 0 1rem;
    padding: 0;
    list-style: none;
}

.article-path-diagram {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1rem 1.25rem;
    line-height: 1.8;
    font-size: 0.95rem;
    overflow-x: auto;
    white-space: pre-wrap;
}

@media (max-width: 640px) {
    .knowledge-brand-spotlight {
        padding: 1.25rem;
    }

    .knowledge-brand-grid {
        grid-template-columns: 1fr;
    }
}

.mobile-fab {
    display: none;
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    z-index: 9000;
    min-height: 48px;
    min-width: 48px;
    padding: 0.75rem 1.1rem;
    border-radius: 999px;
    background: var(--brand-primary);
    color: var(--text-light);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: var(--shadow-lg);
    align-items: center;
    gap: 0.45rem;
}

@media (max-width: 640px) {
    .mobile-fab {
        display: inline-flex;
    }
}

.growth-path-step {
    text-align: center;
    padding: 1.25rem 1rem;
}

.growth-path-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    margin-bottom: 0.65rem;
    border-radius: 50%;
    background: var(--brand-primary);
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1;
}

.growth-path-step h3 {
    font-size: 1.05rem;
    margin-bottom: 0.35rem;
}

.growth-path-step p {
    font-size: 0.88rem;
    line-height: 1.45;
}

@media (max-width: 768px) {
    .growth-path-grid {
        grid-template-columns: 1fr;
    }

    .home-compare-dl div {
        grid-template-columns: 1fr;
        gap: 0.15rem;
    }

    .home-courses-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .home-courses-cta .btn {
        width: 100%;
        text-align: center;
    }
}

.article-link-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 1.5rem;
}

.article-link-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.article-link-list a {
    color: var(--primary-color);
    font-weight: 500;
}

.content-page {
    padding: var(--space-desc-content) 0 var(--space-section-y-lg);
}

.content-page--tight-top {
    padding-top: var(--space-desc-content);
}

.content-page .container-narrow {
    max-width: var(--max-prose-narrow);
    margin: 0 auto;
}

.article-body {
    text-align: left;
}

.article-body h2 {
    margin: 2.25rem 0 1rem;
    color: var(--text-dark);
}

.article-body h3 {
    margin: 1.75rem 0 0.75rem;
    color: var(--text-dark);
}

.article-body p,
.article-body li {
    line-height: var(--leading-body);
    color: var(--text-secondary);
    max-width: var(--max-prose);
}

.article-body p + p {
    margin-top: 1rem;
}

.article-body ul {
    padding-left: 1.25rem;
    margin: 0.75rem 0 1rem;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    font-size: var(--type-caption);
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.article-meta-item {
    white-space: nowrap;
}

.article-geo-section {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.article-geo-section h2 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.article-geo-faq .faq-list {
    margin-top: 0.5rem;
}

.hub-card-grid-compact {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.hub-card-compact {
    padding: 1rem 1.25rem;
    min-height: auto;
}

.hub-card-compact h3 {
    margin: 0;
}

.article-geo-trial p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.article-geo-trial .btn {
    margin: 0.25rem 0.5rem 0.25rem 0;
}

.article-geo-cta {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 2.5rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 0.75rem;
}

.article-geo-cta .btn {
    width: 100%;
    text-align: center;
}

@media (min-width: 640px) {
    .article-geo-cta {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .article-geo-cta .btn {
        flex: 1 1 200px;
        width: auto;
    }
}

.detail-section {
    margin-bottom: 2rem;
}

.detail-section h2 {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.detail-section ul {
    margin: 0 0 1rem 1.25rem;
    padding: 0;
    line-height: 1.75;
}

.case-highlights-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.case-highlights-list li {
    margin-bottom: 0.65rem;
    padding-left: 0.25rem;
}

.case-highlights-list li::before {
    content: "✓ ";
    color: var(--primary-color);
    font-weight: 600;
}

.case-cta-block {
    margin: 2rem 0 1rem;
}

.case-cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.contact-qr-section {
    margin-top: 0.5rem;
}

.contact-qr-section > p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.contact-qr-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.5rem;
    max-width: 420px;
}

.contact-qr-card {
    text-align: center;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.25rem 1rem;
}

.contact-qr-card img {
    width: 160px;
    height: 160px;
    object-fit: contain;
    display: block;
    margin: 0 auto 0.75rem;
    border-radius: 0.35rem;
}

.contact-qr-card h3 {
    font-size: 1rem;
    margin: 0 0 0.35rem;
    color: var(--primary-color);
}

.contact-qr-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

.footer-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.faq-section {
    padding: var(--space-section-y-lg) 0;
    background: var(--color-bg-alt);
}

.faq-list .faq-item {
    background: var(--bg-white);
    border-radius: 0.5rem;
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border-color);
}

.faq-list summary {
    font-weight: 600;
    cursor: pointer;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.subnav-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.5rem 0;
}

.subnav-tabs a {
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    background: var(--bg-light);
    color: var(--text-dark);
    text-decoration: none;
    font-size: 0.95rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.subnav-tabs a.active,
.subnav-tabs a:hover {
    background: var(--primary-color);
    color: white;
}

.local-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.local-info-card {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 0.75rem;
}

/* Certificate gallery + lightbox */
/* Certificate center — sidebar directory + full content */
.cert-center {
    display: grid;
    grid-template-columns: minmax(210px, 260px) minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
    margin-top: 1rem;
}

.cert-sidebar {
    position: sticky;
    top: 5.5rem;
    max-height: calc(100vh - 6.5rem);
    overflow-y: auto;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1rem 0.85rem;
}

.cert-sidebar-heading {
    margin: 0 0 0.75rem;
    padding: 0 0.35rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.cert-toc {
    list-style: none;
    margin: 0;
    padding: 0;
}

.cert-toc-group {
    margin-bottom: 0.85rem;
}

.cert-toc-group:last-child {
    margin-bottom: 0;
}

.cert-toc-link {
    display: block;
    color: var(--text-dark);
    text-decoration: none;
    line-height: 1.45;
    border-radius: 0.45rem;
    padding: 0.35rem 0.5rem;
    transition: background 0.15s, color 0.15s;
}

.cert-toc-link:hover {
    background: rgba(37, 99, 235, 0.08);
    color: var(--primary-color);
}

.cert-toc-link.is-active {
    background: #eff6ff;
    color: var(--primary-color);
    font-weight: 600;
}

.cert-toc-primary-link {
    font-weight: 700;
    font-size: 0.92rem;
    margin-bottom: 0.15rem;
}

.cert-toc-sub {
    list-style: none;
    margin: 0.15rem 0 0;
    padding: 0 0 0 0.85rem;
    border-left: 2px solid var(--border-color);
}

.cert-toc-sub-item {
    margin: 0.1rem 0;
}

.cert-toc-sub-link {
    font-size: 0.86rem;
    font-weight: 400;
    color: var(--text-secondary);
    padding-left: 0.65rem;
}

.cert-toc-sub-link.is-active {
    color: var(--primary-color);
}

.cert-toc-sub-schools {
    margin-top: 0.35rem;
}

.cert-toc-school-group {
    margin: 0.45rem 0 0.65rem;
}

.cert-toc-school-link {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-dark);
    padding-left: 0.35rem;
}

.cert-toc-school-marker {
    display: inline-block;
    margin-right: 0.15rem;
    color: var(--primary-color);
    font-size: 0.85rem;
}

.cert-toc-sub-nested {
    list-style: none;
    margin: 0.2rem 0 0;
    padding: 0 0 0 1.1rem;
    border-left: 2px solid #dbeafe;
}

.cert-toc-sub-item-nested {
    margin: 0.12rem 0;
}

.cert-toc-sub-link-nested {
    font-size: 0.84rem;
    padding-left: 0.55rem;
    position: relative;
}

.cert-toc-sub-link-nested::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #94a3b8;
}

.cert-toc-school-link.is-active {
    color: var(--primary-color);
    background: #eff6ff;
}

.cert-school-section {
    margin-top: 2rem;
    scroll-margin-top: 5.5rem;
}

.cert-school-section:first-of-type {
    margin-top: 1.25rem;
}

.cert-school-title {
    font-size: 1.28rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0 0 1rem;
    line-height: 1.4;
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.cert-school-icon {
    font-size: 1.15rem;
    line-height: 1;
}

.cert-subsection-joint {
    margin-top: 1.5rem;
    margin-left: 0;
}

.cert-subsection-joint .cert-subsection-title {
    font-size: 1rem;
}

.cert-main {
    min-width: 0;
}

.cert-primary-section {
    margin-bottom: 2.5rem;
    scroll-margin-top: 5.5rem;
}

.cert-primary-section:last-child {
    margin-bottom: 0;
}

.cert-subsection {
    margin-top: 1.75rem;
    scroll-margin-top: 5.5rem;
}

.cert-subsection-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 0.75rem;
    padding-bottom: 0.45rem;
    border-bottom: 1px solid var(--border-color);
}

.cert-subsection-desc {
    margin: -0.35rem 0 0.85rem;
    font-size: 0.9rem;
    line-height: 1.55;
    color: #64748b;
}

.cert-module-header {
    margin-bottom: 1rem;
}

.cert-module-title {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 0.35rem;
}

.cert-module-desc {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.55;
    color: #64748b;
}

.cert-category-empty {
    margin: 0.5rem 0 1rem;
}

.cert-partner-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 0.75rem;
    margin: 0.75rem 0 1rem;
}

.cert-partner-nav a {
    color: var(--text-dark);
    font-weight: 500;
    text-decoration: none;
    padding: 0.25rem 0.6rem;
    border-radius: 0.35rem;
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.cert-partner-nav a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.cert-partner-block {
    margin-top: 1.75rem;
}

.cert-partner-title {
    font-size: 1.15rem;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.cert-partner-intro {
    margin: -0.25rem 0 1rem;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    line-height: 1.55;
    color: var(--text-dark);
    background: var(--brand-primary-light);
    border: 1px solid var(--chip-border);
    border-left: 4px solid var(--brand-primary);
    border-radius: 0.5rem;
}

.cert-partner-units-card {
    margin: 0 0 1.25rem;
    padding: 1rem 1.25rem 1.1rem;
    background: var(--bg-blue-soft);
    border: 1px solid var(--chip-border);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-card);
}

.cert-partner-units-heading {
    margin: 0 0 0.65rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
    letter-spacing: 0.02em;
}

.cert-partner-units-names {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-start;
    gap: 0.45rem 0.65rem;
    margin: 0 0 0.75rem;
    font-size: 1.05rem;
    line-height: 1.45;
    color: var(--text-dark);
}

.cert-partner-units-partner,
.cert-partner-units-brand {
    font-weight: 700;
}

.cert-partner-units-sep {
    flex-shrink: 0;
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1;
    color: var(--primary-color);
}

.cert-partner-units-note {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.55;
    color: var(--color-text-muted);
}

.cert-partner-empty {
    margin: 0.25rem 0 0.5rem;
    font-size: 0.95rem;
}

.cert-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.cert-gallery-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    overflow: hidden;
}

.cert-gallery-thumb {
    display: block;
    width: 100%;
    padding: 0;
    border: none;
    background: var(--bg-light);
    cursor: pointer;
    min-height: 44px;
}

.cert-gallery-thumb img {
    width: 100%;
    height: auto;
    max-height: 220px;
    object-fit: contain;
    display: block;
}

.cert-gallery-body {
    padding: 1rem 1.25rem;
}

.cert-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.cert-lightbox.hidden {
    display: none;
}

.cert-lightbox img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 0.5rem;
}

.cert-lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: white;
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}

.portfolio-grid-static {
    margin-top: 1.5rem;
}

.works-douyin-section {
    margin: 2rem auto 2.5rem;
    max-width: 480px;
    text-align: center;
}

.works-douyin-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 2rem 1.5rem 1.75rem;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.works-douyin-card img {
    width: 200px;
    height: 200px;
    max-width: min(200px, 55vw);
    max-height: min(200px, 55vw);
    object-fit: contain;
    display: block;
    margin: 0 auto 1.25rem;
    border-radius: 0.35rem;
}

.works-douyin-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
    color: var(--primary-color);
    line-height: 1.4;
}

.works-douyin-caption {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.65;
}

.works-seo-note {
    margin: 1.75rem 0 0;
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: center;
}

.profile-cover {
    width: 100%;
    max-height: 280px;
    object-fit: cover;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
}

.content-build-warn {
    background: var(--brand-primary-light);
    color: var(--brand-primary-dark);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    border: 1px solid var(--chip-border);
}

@media (max-width: 768px) {
    .hub-card-grid {
        grid-template-columns: 1fr;
    }

    .cert-gallery-grid {
        grid-template-columns: 1fr;
    }

    .cert-center {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .cert-sidebar {
        position: static;
        max-height: none;
        overflow: visible;
        padding: 1rem;
    }

    .cert-toc-primary-link {
        font-size: 0.95rem;
    }

    .cert-toc-sub-link {
        font-size: 0.88rem;
    }

    .cert-primary-section,
    .cert-subsection {
        scroll-margin-top: 4.5rem;
    }

    .cert-partner-units-names {
        justify-content: center;
        text-align: center;
    }

    .cert-partner-units-heading,
    .cert-partner-units-note {
        text-align: center;
    }
}

/* ── Courses fork panel (/courses) ── */
.courses-fork-section,
.courses-growth-hero {
    position: relative;
    padding: 2rem 0 2.5rem;
    background: var(--bg-page);
    color: var(--text-main);
    overflow: hidden;
    border-bottom: 1px solid var(--border-light);
}

.courses-growth-hero::before {
    display: none;
}

.courses-growth-hero .container {
    position: relative;
    z-index: 1;
}

.courses-growth-hero .breadcrumb a,
.courses-growth-hero .breadcrumb li:not(:last-child)::after {
    color: var(--text-muted);
}

.courses-growth-hero .breadcrumb li[aria-current="page"] {
    color: var(--text-main);
}

.courses-growth-h1 {
    font-weight: 800;
    line-height: var(--leading-h1);
    letter-spacing: var(--tracking-h1);
    margin: 1.25rem 0 var(--space-h1-desc);
    color: var(--text-main);
}

.courses-growth-lead {
    line-height: var(--leading-body);
    color: var(--text-secondary);
    max-width: 42rem;
    margin-bottom: var(--space-desc-content);
}

.courses-growth-br {
    display: none;
}

@media (min-width: 640px) {
    .courses-growth-br {
        display: inline;
    }
}

.growth-roadmap {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    position: relative;
    padding: 1.5rem 0 0;
    max-width: 640px;
    margin: 0 auto;
}

@media (min-width: 900px) {
    .growth-roadmap {
        max-width: 520px;
        padding-left: 2.5rem;
        border-left: 3px solid var(--chip-border);
    }

    .roadmap-node {
        position: relative;
    }

    .roadmap-node::before {
        content: "";
        position: absolute;
        left: calc(-2.5rem - 9px);
        top: 1.65rem;
        width: 14px;
        height: 14px;
        border-radius: 50%;
        background: var(--brand-primary-light);
        border: 3px solid var(--brand-primary);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }
}

.roadmap-node {
    position: relative;
}

.roadmap-node-link {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 1rem;
    padding: 1.25rem 1.35rem;
    box-shadow: var(--shadow-card);
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
    min-height: 44px;
}

.roadmap-node-link:hover,
.roadmap-node-link:focus-visible {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
    border-color: var(--chip-border);
    outline: none;
}

.roadmap-node-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--brand-primary);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
}

.roadmap-node-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
    color: var(--text-main);
}

.roadmap-node-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.65rem 1rem;
    margin: 0;
}

.roadmap-node-meta dt {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    margin-bottom: 0.15rem;
}

.roadmap-node-meta dd {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.45;
    color: var(--text-secondary);
}

.roadmap-connector {
    display: flex;
    justify-content: center;
    padding: 0.35rem 0;
}

.roadmap-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--brand-primary-light);
    color: var(--brand-primary);
    font-size: 1.1rem;
    font-weight: 700;
    border: 1px solid var(--chip-border);
}

.growth-stage-section {
    padding: 3.5rem 0;
    scroll-margin-top: 5rem;
    background: var(--bg-white);
}

.growth-stage-section.growth-stage-alt {
    background: var(--bg-light);
}

.growth-stage-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 800;
    color: var(--text-dark);
    margin: 0 0 1.25rem;
    line-height: 1.3;
}

.growth-stage-intro {
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--text-secondary);
    max-width: 42rem;
    margin: -0.5rem 0 1.75rem;
}

.stage-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.stage-meta-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.1rem 1.25rem;
}

.growth-stage-alt .stage-meta-card {
    background: var(--bg-white);
}

.stage-meta-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: var(--primary-color);
    margin-bottom: 0.35rem;
}

.stage-meta-card p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-dark);
}

.stage-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.stage-block {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.25rem 1.35rem;
}

.growth-stage-alt .stage-block {
    background: var(--bg-white);
}

.growth-stage-section .btn-primary {
    background: var(--primary-color);
    color: #fff;
}

.growth-stage-section .btn-primary:hover {
    background: var(--primary-dark);
    color: #fff;
}

.growth-stage-section .btn-secondary {
    background: var(--bg-page);
    color: var(--text-main);
    border: 2px solid var(--border-light);
}

.growth-stage-section .btn-secondary:hover {
    background: var(--brand-primary-light);
    color: var(--brand-primary);
}

.stage-block-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0 0 0.75rem;
}

.stage-list {
    margin: 0;
    padding-left: 1.15rem;
    line-height: 1.65;
    font-size: 1rem;
}

.stage-list li {
    margin-bottom: 0.35rem;
}

.stage-block-cert .stage-cert-name {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.55;
}

.stage-cta-row {
    margin-top: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.stage-faq {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.project-showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.project-showcase-card {
    margin: 0;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.project-showcase-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
}

.project-showcase-card figcaption {
    padding: 0.85rem 1rem;
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.45;
}

/* OI competition path */
.oi-competition-section {
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.oi-path-timeline {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    margin: 1.5rem 0;
}

.oi-path-step {
    width: 100%;
    max-width: 420px;
}

.oi-path-step-inner {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    border-radius: 0.75rem;
    padding: 1.1rem 1.35rem;
    text-align: center;
    box-shadow: var(--shadow);
}

.oi-path-step-inner h3 {
    font-size: 1.1rem;
    margin: 0 0 0.35rem;
    color: var(--primary-color);
}

.oi-path-step-inner p {
    margin: 0;
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.oi-path-connector {
    padding: 0.35rem 0;
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 700;
}

.oi-abilities-block {
    max-width: 520px;
    margin: 0 auto;
    background: var(--bg-white);
}

@media (min-width: 768px) {
    .oi-path-timeline {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        align-items: flex-start;
        max-width: 100%;
    }

    .oi-path-step {
        flex: 0 1 calc(25% - 1rem);
        max-width: none;
    }

    .oi-path-connector {
        flex: 0 0 auto;
        align-self: center;
        padding: 0 0.15rem;
    }
}

/* Dual certification paths */
.dual-path-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.dual-path-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.75rem 1.5rem;
}

.dual-path-card-accent {
    background: var(--bg-white);
    border-color: var(--primary-light);
    box-shadow: var(--shadow);
}

.dual-path-card-accent .dual-path-flow span:not(.dual-path-arrow) {
    border-color: var(--primary-light);
    background: var(--bg-light);
}

.dual-path-heading {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0 0 1.25rem;
}

.dual-path-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 1rem;
}

.dual-path-flow span:not(.dual-path-arrow) {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.5rem 1.25rem;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--primary-color);
    width: 100%;
    max-width: 220px;
    text-align: center;
}

/* removed duplicate accent border rule — see .dual-path-card-accent above */

.dual-path-arrow {
    color: var(--primary-color);
    font-weight: 700;
    line-height: 1;
}

.dual-path-org {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 1rem;
    line-height: 1.5;
}

/* Achievements showcase */
.achievement-showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.achievement-showcase-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    overflow: hidden;
    transition: transform 0.25s, box-shadow 0.25s;
    min-height: 44px;
}

.achievement-showcase-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.achievement-showcase-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
}

.achievement-showcase-body {
    padding: 1rem 1.15rem 1.15rem;
}

.achievement-showcase-body h3 {
    font-size: 1.05rem;
    margin: 0 0 0.35rem;
    color: var(--primary-color);
}

.achievement-showcase-body p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.courses-global-faq {
    margin-top: 0;
}

@media (max-width: 640px) {
    .courses-growth-hero {
        padding: 1.5rem 0 2.5rem;
    }

    .growth-stage-section {
        padding: 2.5rem 0;
    }

    .stage-content-grid {
        grid-template-columns: 1fr;
    }

    .dual-path-flow span:not(.dual-path-arrow) {
        max-width: 100%;
    }

    .oi-path-timeline {
        align-items: stretch;
    }

    .oi-path-step {
        max-width: none;
    }
}

/* ── About 品牌页 ── */
.about-hero {
    background: var(--hero-light-bg);
    color: var(--text-main);
    padding: 3.5rem 0 4rem;
    text-align: center;
    border-bottom: 1px solid var(--border-light);
}

.about-hero-label {
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin: 0 0 0.75rem;
}

.about-hero-title {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: 800;
    line-height: 1.35;
    margin: 0 0 1.25rem;
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
    color: var(--color-text);
}

.about-hero-lead,
.about-hero-text {
    max-width: 40rem;
    margin: 0 auto 1rem;
    line-height: 1.7;
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

.about-section {
    padding: var(--space-module) 0;
}

.about-section:first-of-type {
    padding-top: var(--space-desc-content);
}

.about-section:nth-child(even) {
    background: var(--bg-light);
}

.about-section-title {
    font-weight: 700;
    color: var(--text-dark);
    margin: 0 0 var(--space-h1-desc);
    text-align: center;
}

.about-section-lead {
    text-align: center;
    color: var(--secondary);
    font-weight: 700;
    font-size: var(--type-caption);
    margin: 0 0 1rem;
}

.about-section-text,
.about-section-intro {
    color: var(--text-secondary);
    line-height: var(--leading-body);
    font-size: var(--type-body);
    text-align: center;
    max-width: 40rem;
    margin: 0 auto;
}

.about-vision-list {
    max-width: 36rem;
    margin: 0 auto;
    padding-left: 1.25rem;
    line-height: 1.85;
    color: var(--text-dark);
}

.about-timeline {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    margin-top: 2rem;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.about-timeline-step {
    width: 100%;
}

.about-timeline-year {
    display: inline-block;
    background: var(--primary-color);
    color: #fff;
    font-weight: 800;
    font-size: 0.9rem;
    padding: 0.3rem 0.85rem;
    border-radius: 2rem;
    margin-bottom: 0.65rem;
}

.about-timeline-body {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--secondary);
    border-radius: 0.75rem;
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow);
}

.about-timeline-body h3 {
    margin: 0 0 0.4rem;
    font-size: 1.1rem;
    color: var(--primary-dark);
}

.about-timeline-body p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

.about-timeline-connector {
    text-align: center;
    color: var(--primary-color);
    font-size: 1.2rem;
    padding: 0.35rem 0;
}

.about-feature-grid,
.about-campus-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-top: 2rem;
}

.about-feature-card,
.about-campus-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.about-feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.75rem;
    background: var(--primary-light);
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-bottom: 0.85rem;
}

.about-feature-card h3,
.about-campus-card h3 {
    margin: 0 0 0.65rem;
    font-size: 1.12rem;
    color: var(--primary-color);
}

.about-feature-card p,
.about-campus-card p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.65;
    font-size: 0.95rem;
}

.about-campus-card h3 i {
    margin-right: 0.35rem;
}

.about-keywords-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.about-keyword-tag {
    display: inline-block;
    padding: 0.4rem 0.85rem;
    background: var(--color-primary-light);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
    color: var(--color-primary-dark);
    font-weight: 600;
}

.about-brand-note {
    text-align: center;
    margin-top: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ── 学员成长方向 ── */
.growth-direction-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.growth-direction-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.growth-direction-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.growth-direction-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 0.85rem;
    background: var(--brand-primary-light);
    color: var(--brand-primary);
    font-size: 1.35rem;
    margin-bottom: 0.85rem;
    border: 1px solid var(--chip-border);
}

.growth-direction-card h3 {
    margin: 0 0 1rem;
    font-size: 1.2rem;
    color: var(--primary-dark);
}

.growth-direction-block h4 {
    margin: 0 0 0.4rem;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--secondary);
    text-transform: uppercase;
}

.growth-direction-block ul {
    margin: 0 0 1rem;
    padding-left: 1.15rem;
    line-height: 1.65;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.growth-direction-block p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

@media (max-width: 640px) {
    .about-hero {
        padding: 2rem 0 2.5rem;
        text-align: left;
    }

    .about-hero-title,
    .about-hero-lead,
    .about-hero-text {
        margin-left: 0;
        margin-right: 0;
    }

    .about-section-title,
    .about-section-text,
    .about-section-intro {
        text-align: left;
    }

    .about-vision-list {
        margin-left: 0;
    }

    .growth-direction-grid {
        grid-template-columns: 1fr;
    }
}

/* ── GEO 品牌定义句 ── */
.brand-definition-lead,
.hero-brand-definition,
.courses-brand-definition,
.contact-brand-footer,
.brand-definition-inline {
    line-height: 1.7;
    color: var(--text-dark);
}

.hero-brand-definition {
    font-size: 1.05rem;
    max-width: 40rem;
    margin: 0.75rem auto 1rem;
    color: var(--text-secondary);
}

.courses-brand-definition {
    text-align: center;
    color: var(--text-secondary);
    max-width: 42rem;
    margin: 0 auto 1rem;
    font-size: 1rem;
}

.footer-academy-en {
    font-size: 0.8125rem;
    color: var(--footer-text);
    margin-bottom: 0.25rem;
}

.footer-mission {
    margin: 0.25rem 0 0.5rem;
    color: var(--footer-heading);
    font-size: 0.8125rem;
    line-height: 1.8;
}

.footer-campus-brief {
    margin-top: 0.5rem;
    font-size: 0.8125rem;
    line-height: 1.8;
    color: var(--footer-text);
}

.footer-campus-brief a {
    color: var(--brand-primary);
    font-weight: 600;
    font-size: 0.8125rem;
}

.footer-campus-brief a:hover {
    color: var(--brand-primary-dark);
}

.contact-brand-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.98rem;
    color: var(--text-secondary);
}

.about-hero-definition {
    max-width: 40rem;
    margin: 0 auto 1rem;
    line-height: 1.65;
    opacity: 0.92;
}

.growth-directions-summary {
    margin-top: 1.75rem;
    padding: 1.25rem 1.5rem;
    background: var(--primary-light);
    border-left: 4px solid var(--primary-color);
    border-radius: 0.75rem;
    line-height: 1.75;
    color: var(--text-dark);
    font-size: 0.98rem;
}

/* 运城家长选择理由 */
.yuncheng-why-choose {
    margin: 2rem 0;
}

.yuncheng-why-list {
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
    counter-reset: why;
}

.yuncheng-why-list li {
    counter-increment: why;
    margin-bottom: 1rem;
    padding: 1rem 1.25rem 1rem 3rem;
    background: var(--bg-light);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    position: relative;
}

.yuncheng-why-list li::before {
    content: counter(why);
    position: absolute;
    left: 1rem;
    top: 1rem;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: var(--primary-color);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.yuncheng-why-list li strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--primary-dark);
}

.yuncheng-why-list li span {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
}

/* 首页 ARVRCool研究院 */
.home-institute-section {
    background: var(--bg-white);
}

.home-institute-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.home-institute-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 0.85rem;
    padding: 1.25rem;
}

.home-institute-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.65rem;
    background: var(--primary-light);
    color: var(--primary-color);
    margin-bottom: 0.65rem;
}

.home-institute-card h3 {
    font-size: 1.05rem;
    margin: 0 0 0.5rem;
    color: var(--primary-dark);
}

.home-institute-card p {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.home-institute-cta {
    text-align: center;
    margin-top: 1.5rem;
}

.brand-definition-inline {
    text-align: center;
    max-width: 42rem;
    margin: 0.75rem auto 1.25rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* 知识库研究院卡片 */
.knowledge-institute-spotlight {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
}

.institute-article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.institute-article-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.85rem;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.institute-article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.institute-article-tag {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 2rem;
    background: var(--primary-light);
    color: var(--primary-color);
}

.institute-article-card h3 {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.4;
}

.institute-article-card h3 a {
    color: var(--primary-dark);
    text-decoration: none;
}

.institute-article-card h3 a:hover {
    color: var(--secondary);
}

.institute-article-card p {
    margin: 0;
    flex: 1;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.btn-sm {
    padding: 0.45rem 0.85rem;
    font-size: 0.88rem;
    align-self: flex-start;
}

/* IA：首页品牌摘要 */
.home-brand-teaser {
    background: var(--bg-light);
}

.home-brand-teaser-lead {
    max-width: 40rem;
    margin-left: auto;
    margin-right: auto;
}

.home-brand-teaser-actions {
    text-align: center;
    margin-top: 1.25rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.home-knowledge-about-link {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.95rem;
}

.home-knowledge-about-link a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.home-knowledge-about-link a:hover {
    text-decoration: underline;
}

/* About 品牌中心 */
.about-section-cta {
    text-align: center;
    margin-top: 1.5rem;
}

.about-institute-list {
    max-width: 42rem;
    margin: 1.25rem auto 0;
    padding-left: 1.25rem;
    line-height: 1.75;
    color: var(--text-dark);
}

.about-institute-list li {
    margin-bottom: 0.65rem;
}

.about-mission-statement {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* 首页 Future Creator Framework */
.framework-section {
    padding: 0;
    background: transparent;
    border-top: none;
}

.framework-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

@media (min-width: 1024px) {
    .framework-card-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.framework-card {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-card);
    background: var(--bg-page);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-height: 100%;
}

.framework-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-soft);
}

.framework-card-icon {
    display: inline-flex;
    width: 2.75rem;
    height: 2.75rem;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--brand-primary-light);
    color: var(--brand-primary);
    font-size: 1.15rem;
    border: 1px solid var(--border-card);
}

.framework-card h3 {
    font-weight: 700;
    margin: 0;
    color: var(--text-main);
}

.framework-card p {
    margin: 0;
    font-weight: 400;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.framework-card .btn {
    align-self: flex-start;
    margin-top: auto;
    min-height: 44px;
}

.framework-cta {
    text-align: left;
    margin: 0;
}

.home-knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.home-knowledge-card {
    display: block;
    padding: 1.35rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-card);
    background: var(--bg-page);
    box-shadow: var(--shadow-card);
    text-decoration: none;
    color: inherit;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    min-height: 44px;
}

.home-knowledge-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-soft);
    border-color: var(--chip-border);
}

.home-knowledge-card h3 {
    margin: 0 0 0.35rem;
    color: var(--text-main);
}

.home-knowledge-card p {
    margin: 0;
    color: var(--text-muted);
}

.home-knowledge-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
}

.home-courses-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

/* 课程页品牌导语 */
.courses-brand-intro {
    padding: 2rem 0 0;
    background: var(--color-bg-muted);
}

.courses-brand-intro-title {
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.courses-brand-intro-text {
    text-align: center;
    line-height: 1.7;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

@media (max-width: 640px) {
    .framework-section {
        padding: 2.5rem 0;
    }

    .framework-card .btn {
        width: 100%;
    }

    .hero-title-cn {
        font-size: 1.25rem;
    }
}

.theory-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin: 2rem 0 1.5rem;
}

.theory-card {
    display: block;
    padding: 1.35rem;
    border-radius: 12px;
    border: 1px solid rgba(37, 99, 235, 0.15);
    background: #fff;
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s, transform 0.2s;
    min-height: 44px;
}

.theory-card:hover {
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.12);
    transform: translateY(-2px);
}

.theory-card-icon {
    display: inline-flex;
    width: 2.5rem;
    height: 2.5rem;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.theory-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.theory-card p {
    font-size: 0.95rem;
    line-height: 1.55;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.theory-card-link {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 600;
}

.brand-manifesto-cta {
    text-align: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

/* Future Creator 研究院 */
.fc-hero,
.sc-hero {
    padding: 3rem 0 2rem;
    background: var(--hero-light-bg);
    color: var(--text-main);
    border-bottom: 1px solid var(--border-light);
}

.fc-hero h1,
.sc-hero h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 0.35rem;
    color: var(--color-text);
}

.fc-hero-label,
.sc-hero-label {
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.fc-hero-sub {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.fc-hero-mission {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-primary-dark);
}

.fc-hero-text,
.sc-hero-lead,
.sc-hero-text {
    max-width: 42rem;
    line-height: 1.65;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.fc-hero-links a {
    color: var(--color-primary);
    margin-right: 0.5rem;
}

.fc-theory-stack {
    padding: 2rem 0 3rem;
}

.fc-theory-section {
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color, #e2e8f0);
}

.fc-theory-header {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.fc-theory-icon {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    font-size: 1.25rem;
}

.fc-theory-lead {
    font-weight: 600;
    color: var(--text-dark);
    margin-top: 0.35rem;
}

.fc-theory-points {
    margin: 1rem 0;
    padding-left: 1.25rem;
    line-height: 1.7;
}

.fc-theory-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* 空间计算教育 */
.sc-topics {
    padding: 2.5rem 0 3rem;
}

.sc-topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.sc-topic-card {
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    background: #fff;
}

.sc-topic-card h2 {
    font-size: 1.15rem;
    margin-bottom: 0.65rem;
}

/* 学员成长方向（成果页） */
.fc-outcomes-section {
    margin: 2rem 0;
}

.fc-outcome-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.fc-outcome-card {
    padding: 1.35rem;
    border-radius: var(--radius-md);
    background: var(--color-card);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.fc-outcome-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover);
}

.fc-outcome-icon {
    display: inline-flex;
    width: 2.25rem;
    height: 2.25rem;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--color-primary-light);
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.fc-outcome-card h3 {
    font-size: 1rem;
    margin-bottom: 0.35rem;
    color: var(--color-text);
}

.fc-outcome-card p {
    font-size: 0.9rem;
    line-height: 1.55;
    color: var(--color-text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.fc-outcomes-more {
    margin-top: 1rem;
    text-align: center;
}

.fc-outcomes-more a {
    color: var(--primary-color);
    font-weight: 600;
}

/* 课程双 Path 顶层 */
.dt-section-paths {
    background: var(--color-bg-muted);
}

.dt-paths-label {
    text-align: center;
    font-size: var(--type-caption);
    color: var(--brand-primary);
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.dt-path-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.dt-path-card {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dt-path-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover);
}

.dt-path-card h3 {
    margin-bottom: 0.25rem;
    color: var(--text-main);
    font-weight: 700;
}

.dt-path-sub {
    margin-bottom: 1rem;
}

.dt-path-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    line-height: 1.8;
    color: var(--text-main);
}

.dt-path-list a {
    color: var(--brand-primary);
    text-decoration: none;
}

.dt-path-list a:hover {
    color: var(--brand-primary-dark);
}

.dt-path-future,
.dt-path-olympiad {
    border-top: 4px solid var(--brand-primary);
}

.knowledge-base-en {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

@media (max-width: 640px) {
    .brand-manifesto-section,
    .fc-hero,
    .sc-hero {
        padding-left: 0;
        padding-right: 0;
    }

    .brand-manifesto-subtitle,
    .brand-manifesto-text,
    .theory-card p {
        font-size: 1rem;
    }

    .fc-theory-header {
        flex-direction: column;
    }

    .fc-theory-actions .btn {
        width: 100%;
        min-height: 44px;
    }
}

/* Future Creator Center 内容导航 */
.fc-center-nav {
    padding: 2rem 0;
    background: var(--color-bg-muted);
    border-bottom: 1px solid var(--border-light);
}

.fc-center-label {
    text-align: center;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: var(--primary-color);
    margin-bottom: 0.35rem;
}

.fc-center-heading {
    text-align: center;
    font-size: clamp(1.35rem, 3vw, 1.85rem);
    margin-bottom: 0.75rem;
}

.fc-center-intro {
    text-align: center;
    max-width: 40rem;
    margin: 0 auto 1.75rem;
    line-height: 1.65;
    color: var(--text-secondary);
}

.fc-center-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.fc-center-card {
    display: block;
    padding: 1.25rem;
    border-radius: 10px;
    background: #fff;
    border: 1px solid #e2e8f0;
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s, transform 0.2s;
    min-height: 44px;
}

.fc-center-card:hover {
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

.fc-center-icon {
    display: inline-flex;
    width: 2.25rem;
    height: 2.25rem;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.fc-center-card h3 {
    font-size: 0.98rem;
    margin-bottom: 0.35rem;
}

.fc-center-card p {
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

.fc-brand-articles {
    padding: 2.5rem 0 3rem;
    background: var(--color-bg-muted);
}

.fc-article-list {
    columns: 1;
    line-height: 1.85;
    padding-left: 1.25rem;
}

@media (min-width: 640px) {
    .fc-article-list {
        columns: 2;
    }
}

/* 联系页升级 */
.contact-page {
    padding: 2rem 0 3rem;
}

.contact-block {
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e2e8f0;
}

.contact-block:last-child {
    border-bottom: none;
}

.contact-block-title {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.contact-block-sub {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-block-text {
    line-height: 1.7;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.contact-consult-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1rem;
}

.contact-phone {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.contact-campus-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin: 1.25rem 0;
}

.contact-campus-detail ul {
    padding-left: 1.1rem;
    line-height: 1.7;
}

.contact-map-iframe {
    width: 100%;
    height: 220px;
    border: 0;
    border-radius: 8px;
    margin-top: 1rem;
}

.contact-map-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.contact-campus-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.25rem 0;
}

.contact-campus-photo {
    margin: 0;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.contact-photo-placeholder-inner {
    background: var(--bg-blue-soft);
    padding: 2rem 1rem;
    text-align: center;
    color: var(--brand-primary);
}

.contact-photo-placeholder-inner i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.contact-campus-photo figcaption {
    padding: 0.65rem 0.75rem;
    font-size: 0.88rem;
    background: #fff;
    color: var(--text-secondary);
}

.contact-campus-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.contact-enroll-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.35rem 1rem;
    padding-left: 1.25rem;
    line-height: 1.75;
    margin: 1rem 0;
}

.contact-entity-note {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-content-grid {
    grid-template-columns: minmax(200px, 1.35fr) repeat(4, minmax(88px, 1fr));
    gap: 1.25rem 2rem;
}

@media (max-width: 900px) {
    .footer-content-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.25rem 1rem;
    }

    .footer-brand-col {
        grid-column: 1 / -1;
    }

    .contact-campus-cta .btn {
        width: 100%;
        min-height: 44px;
    }
}