/* Classroom section pages: Web-only shared presentation layer. */
body.classroom-section-experience {
    --classroom-section-shell-max: 1440px;
    --classroom-section-gutter: 36px;
    --classroom-section-canvas: #f6f8fa;
    --classroom-section-panel: #ffffff;
    --classroom-section-text: #102f4d;
    --classroom-section-copy: #3f566b;
    --classroom-section-muted: #66798c;
    --classroom-section-line: #dbe4eb;
    --classroom-section-line-strong: #c8d6df;
    --classroom-section-accent: #176b87;
    --classroom-section-accent-strong: #0f556d;
    --classroom-section-accent-soft: #eaf4f7;
    background: var(--classroom-section-canvas) !important;
    color: var(--classroom-section-text) !important;
}

body.classroom-section-experience .nav-container {
    box-sizing: border-box;
    max-width: var(--classroom-section-shell-max) !important;
    padding-left: var(--classroom-section-gutter) !important;
    padding-right: var(--classroom-section-gutter) !important;
}

body.classroom-section-experience .footer-container {
    box-sizing: border-box;
    max-width: var(--classroom-section-shell-max) !important;
    padding-left: var(--classroom-section-gutter) !important;
    padding-right: var(--classroom-section-gutter) !important;
}

body.classroom-section-experience .crumb {
    box-sizing: border-box;
    max-width: var(--classroom-section-shell-max) !important;
    padding: 16px var(--classroom-section-gutter) 0 !important;
    color: var(--classroom-section-muted) !important;
    line-height: 1.6;
    overflow-wrap: anywhere;
}

body.classroom-section-experience .crumb a {
    color: var(--classroom-section-muted) !important;
}

body.classroom-section-experience .crumb a:hover {
    color: var(--classroom-section-accent) !important;
}

body.classroom-section-experience .shell {
    box-sizing: border-box;
    max-width: var(--classroom-section-shell-max) !important;
    padding: 0 var(--classroom-section-gutter) 64px !important;
}

body.classroom-section-experience .hero {
    margin-top: 18px !important;
    padding: 40px 44px !important;
    border: 1px solid var(--classroom-section-line) !important;
    border-radius: 14px !important;
    background: linear-gradient(135deg, #ffffff 0%, #f8fbfc 100%) !important;
    box-shadow: none !important;
}

body.classroom-section-experience .hero-label {
    padding: 0 !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    color: var(--classroom-section-accent) !important;
    font-size: 13px !important;
    font-weight: 750 !important;
    letter-spacing: .05em;
}

body.classroom-section-experience .hero h1 {
    max-width: 19em !important;
    margin: 15px 0 13px !important;
    color: var(--classroom-section-text) !important;
    font-size: clamp(38px, 4vw, 46px) !important;
    font-weight: 760 !important;
    line-height: 1.22 !important;
    letter-spacing: -.035em !important;
    overflow-wrap: anywhere;
}

body.classroom-section-experience .hero p {
    max-width: 900px !important;
    color: var(--classroom-section-copy) !important;
    font-size: 16px !important;
    line-height: 1.8 !important;
}

body.classroom-section-experience .hero-meta {
    gap: 8px 14px !important;
    margin-top: 20px !important;
}

body.classroom-section-experience .hero-chip {
    padding: 5px 9px !important;
    border: 1px solid var(--classroom-section-line) !important;
    border-radius: 5px !important;
    background: #ffffff !important;
    color: var(--classroom-section-copy) !important;
    font-size: 12px !important;
    font-weight: 600 !important;
}

body.classroom-section-experience .hero-chip:nth-child(2) {
    padding-right: 0 !important;
    padding-left: 0 !important;
    border-color: transparent !important;
    background: transparent !important;
    color: var(--classroom-section-muted) !important;
    font-weight: 500 !important;
}

body.classroom-section-experience .action-row {
    gap: 10px !important;
    margin-top: 22px !important;
}

body.classroom-section-experience .btn-main {
    box-sizing: border-box;
    min-height: 44px;
    padding: 12px 18px !important;
    border-radius: 8px !important;
    background: var(--classroom-section-accent) !important;
    color: #ffffff !important;
    font-size: 14px !important;
}

body.classroom-section-experience .btn-main:hover {
    background: var(--classroom-section-accent-strong) !important;
}

body.classroom-section-experience .btn-sub {
    box-sizing: border-box;
    min-height: 44px;
    padding: 11px 18px !important;
    border: 1px solid var(--classroom-section-line-strong) !important;
    border-radius: 8px !important;
    background: #ffffff !important;
    color: var(--classroom-section-text) !important;
    font-size: 14px !important;
}

body.classroom-section-experience .btn-sub:hover {
    border-color: #9ebdca !important;
    background: var(--classroom-section-accent-soft) !important;
}

body.classroom-section-experience .section {
    margin-top: 38px !important;
}

body.classroom-section-experience .section h2 {
    margin-bottom: 9px !important;
    color: var(--classroom-section-text) !important;
    font-size: 26px !important;
    font-weight: 750 !important;
    line-height: 1.4 !important;
    letter-spacing: -.02em;
    overflow-wrap: anywhere;
}

body.classroom-section-experience .section > p {
    max-width: 900px;
    margin-bottom: 18px !important;
    color: var(--classroom-section-muted) !important;
    font-size: 14px !important;
    line-height: 1.75 !important;
}

body.classroom-section-experience .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 12px !important;
}

body.classroom-section-experience .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 12px !important;
}

body.classroom-section-experience .card {
    min-height: 156px;
    padding: 22px 24px !important;
    border: 1px solid var(--classroom-section-line) !important;
    border-left: 3px solid #9bc4cf !important;
    border-radius: 10px !important;
    background: var(--classroom-section-panel) !important;
    box-shadow: none !important;
}

body.classroom-section-experience .card:hover {
    border-color: #aac7d1 !important;
    border-left-color: var(--classroom-section-accent) !important;
    background: #fbfdfe !important;
}

body.classroom-section-experience .grid-3 .card {
    min-height: 146px;
    padding: 20px 22px !important;
    border-left-width: 1px !important;
    border-top: 3px solid #d2dfe6 !important;
    background: transparent !important;
}

body.classroom-section-experience .grid-3 .card:hover {
    border-top-color: var(--classroom-section-accent) !important;
    background: var(--classroom-section-panel) !important;
}

body.classroom-section-experience .card-label {
    margin-bottom: 9px !important;
    padding: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    color: var(--classroom-section-accent) !important;
    font-size: 12px !important;
    letter-spacing: .03em;
}

body.classroom-section-experience .card h3 {
    margin-bottom: 8px !important;
    color: var(--classroom-section-text) !important;
    font-size: 19px !important;
    line-height: 1.48 !important;
    letter-spacing: -.012em;
    overflow-wrap: anywhere;
}

body.classroom-section-experience .grid-3 .card h3 {
    font-size: 18px !important;
}

body.classroom-section-experience .card p {
    color: var(--classroom-section-muted) !important;
    font-size: 14px !important;
    line-height: 1.72 !important;
}

body.classroom-section-experience .meta-row {
    gap: 6px !important;
    margin-top: 13px !important;
}

body.classroom-section-experience .meta-chip {
    padding: 4px 8px !important;
    border: 1px solid var(--classroom-section-line) !important;
    border-radius: 5px !important;
    background: #f7f9fb !important;
    color: var(--classroom-section-muted) !important;
    font-size: 12px !important;
}

body.classroom-section-experience .plan-card {
    padding: 20px 0 !important;
    border: 0 !important;
    border-top: 1px solid var(--classroom-section-line) !important;
    border-bottom: 1px solid var(--classroom-section-line) !important;
    border-radius: 0 !important;
    background: transparent !important;
}

body.classroom-section-experience .plan-card strong {
    margin-bottom: 10px !important;
    color: var(--classroom-section-text) !important;
    font-size: 15px !important;
}

body.classroom-section-experience .plan-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px 26px;
    padding-left: 20px !important;
    color: var(--classroom-section-muted) !important;
    font-size: 14px !important;
    line-height: 1.7 !important;
}

body.classroom-section-experience .plan-list li {
    padding-left: 2px;
}

body.classroom-section-experience .faq-card {
    padding: 19px 0 !important;
    border: 0 !important;
    border-top: 1px solid var(--classroom-section-line) !important;
    border-radius: 0 !important;
    background: transparent !important;
}

body.classroom-section-experience .faq-card strong {
    margin-bottom: 7px !important;
    color: var(--classroom-section-text) !important;
    font-size: 15px !important;
    line-height: 1.5 !important;
}

body.classroom-section-experience .faq-card p {
    color: var(--classroom-section-muted) !important;
    font-size: 14px !important;
    line-height: 1.72 !important;
}

body.classroom-section-experience .notice {
    padding: 18px 20px !important;
    border: 1px solid var(--classroom-section-line) !important;
    border-radius: 10px !important;
    background: transparent !important;
}

body.classroom-section-experience .notice strong {
    margin-bottom: 6px !important;
    color: var(--classroom-section-copy) !important;
    font-size: 14px !important;
}

body.classroom-section-experience .notice p {
    color: var(--classroom-section-muted) !important;
    font-size: 13px !important;
    line-height: 1.7 !important;
}

body.classroom-section-experience .track-band {
    margin-top: 34px !important;
    padding: 30px 32px !important;
    border: 1px solid #c9dce4 !important;
    border-radius: 12px !important;
    background: linear-gradient(135deg, #eef6f8 0%, #ffffff 72%) !important;
    box-shadow: none !important;
}

body.classroom-section-experience .track-band h2 {
    margin-bottom: 9px !important;
    color: var(--classroom-section-text) !important;
    font-size: 26px !important;
    font-weight: 750 !important;
    line-height: 1.4 !important;
    letter-spacing: -.02em;
    overflow-wrap: anywhere;
}

body.classroom-section-experience .track-band > p {
    max-width: 920px !important;
    color: var(--classroom-section-copy) !important;
    font-size: 14px !important;
    line-height: 1.75 !important;
}

body.classroom-section-experience .track-meta {
    gap: 8px 14px !important;
    margin-top: 14px !important;
}

body.classroom-section-experience .track-chip {
    padding: 4px 0 !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    color: var(--classroom-section-accent) !important;
    font-size: 12px !important;
}

body.classroom-section-experience .quickstart-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 12px !important;
    margin-top: 20px !important;
}

body.classroom-section-experience .quickstart-card {
    min-height: 154px;
    padding: 20px 22px !important;
    border: 1px solid var(--classroom-section-line) !important;
    border-top: 3px solid var(--classroom-section-accent) !important;
    border-radius: 9px !important;
    background: var(--classroom-section-panel) !important;
}

body.classroom-section-experience .quickstart-card:hover {
    border-color: #a6c5d0 !important;
    background: #fbfdfe !important;
}

body.classroom-section-experience .quickstart-step {
    margin-bottom: 10px !important;
    padding: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    color: var(--classroom-section-accent) !important;
    font-size: 12px !important;
    letter-spacing: .04em;
}

body.classroom-section-experience .quickstart-card h3 {
    margin-bottom: 8px !important;
    color: var(--classroom-section-text) !important;
    font-size: 18px !important;
    line-height: 1.48 !important;
    overflow-wrap: anywhere;
}

body.classroom-section-experience .quickstart-card p {
    color: var(--classroom-section-muted) !important;
    font-size: 14px !important;
    line-height: 1.7 !important;
}

body.classroom-section-experience .track-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 12px !important;
    margin-top: 16px !important;
}

body.classroom-section-experience .track-card {
    min-height: 158px;
    padding: 22px 24px !important;
    border: 1px solid var(--classroom-section-line) !important;
    border-radius: 9px !important;
    background: rgba(255, 255, 255, .82) !important;
    box-shadow: none !important;
}

body.classroom-section-experience .track-card:hover {
    border-color: #9fc0cc !important;
    background: #ffffff !important;
    transform: none !important;
}

body.classroom-section-experience .track-step {
    margin-bottom: 10px !important;
    padding: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    color: var(--classroom-section-accent) !important;
    font-size: 12px !important;
    letter-spacing: .03em;
}

body.classroom-section-experience .track-card h3 {
    margin-bottom: 8px !important;
    color: var(--classroom-section-text) !important;
    font-size: 19px !important;
    line-height: 1.48 !important;
    overflow-wrap: anywhere;
}

body.classroom-section-experience .track-card p {
    color: var(--classroom-section-muted) !important;
    font-size: 14px !important;
    line-height: 1.72 !important;
}

@media (max-width: 980px) {
    body.classroom-section-experience .grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

    body.classroom-section-experience .quickstart-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}

@media (max-width: 700px) {
    body.classroom-section-experience {
        --classroom-section-gutter: 14px;
    }

    body.classroom-section-experience .crumb {
        padding-top: 12px !important;
        font-size: 12px !important;
    }

    body.classroom-section-experience .shell {
        padding-bottom: 46px !important;
    }

    body.classroom-section-experience .hero {
        margin-top: 12px !important;
        padding: 26px 22px !important;
        border-radius: 12px !important;
    }

    body.classroom-section-experience .hero h1 {
        margin: 14px 0 12px !important;
        font-size: 30px !important;
        line-height: 1.24 !important;
    }

    body.classroom-section-experience .hero p {
        font-size: 15px !important;
        line-height: 1.75 !important;
    }

    body.classroom-section-experience .hero-meta {
        margin-top: 17px !important;
    }

    body.classroom-section-experience .action-row {
        flex-direction: column !important;
    }

    body.classroom-section-experience .btn-main {
        width: 100%;
        text-align: center;
    }

    body.classroom-section-experience .btn-sub {
        width: 100%;
        text-align: center;
    }

    body.classroom-section-experience .section {
        margin-top: 32px !important;
    }

    body.classroom-section-experience .section h2 {
        font-size: 23px !important;
    }

    body.classroom-section-experience .grid-2 {
        grid-template-columns: 1fr !important;
    }

    body.classroom-section-experience .grid-3 {
        grid-template-columns: 1fr !important;
    }

    body.classroom-section-experience .card {
        min-height: auto;
        padding: 20px !important;
    }

    body.classroom-section-experience .plan-list {
        grid-template-columns: 1fr !important;
    }

    body.classroom-section-experience .track-band {
        margin-top: 30px !important;
        padding: 24px 20px !important;
    }

    body.classroom-section-experience .track-band h2 {
        font-size: 23px !important;
    }

    body.classroom-section-experience .quickstart-grid {
        grid-template-columns: 1fr !important;
    }

    body.classroom-section-experience .track-grid {
        grid-template-columns: 1fr !important;
    }

    body.classroom-section-experience .quickstart-card {
        min-height: 44px;
        padding: 19px !important;
    }

    body.classroom-section-experience .track-card {
        min-height: 44px;
        padding: 20px !important;
    }
}