:root {
    --brand-green: #27ae60;
    --light-green: #a3f8cf;
    --soft-green: #f0fff4;
    --navy: #1a365d;
    --text: #2d3748;
    --text-muted: #718096;
    --white: #ffffff;
    --radius: 12px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    width: 100%;
    background-color: #f7fafc;
    color: var(--text);
    font-family: "Plus Jakarta Sans", sans-serif;
    line-height: 1.7;
    -webkit-text-size-adjust: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.main-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    padding: 60px 25px;
}

.main-layout > * {
    min-width: 0;
}

.responsive-columns {
    display: block;
    columns: 2;
    column-gap: 30px;
    list-style: none;
    padding: 0;
}

img,
iframe,
table {
    max-width: 100%;
}

.age-table-wrapper {
    width: 100%;
    margin: 25px 0;
    overflow-x: auto;
    border: 1px solid #edf2f7;
    border-radius: 8px;
    background: #fff;
    display: block;
    -webkit-overflow-scrolling: touch;
}

.age-table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
}

.age-table th,
.age-table td {
    padding: 12px 15px;
    border-bottom: 1px solid #edf2f7;
    text-align: left;
    font-size: 0.95rem;
}

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 3px solid var(--brand-green);
    background: var(--white);
}

.nav-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    color: var(--text);
    font-weight: 600;
    text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--brand-green);
}

.nav-cta {
    padding: 10px 16px;
    border-radius: 999px;
    background: var(--brand-green);
    color: var(--white) !important;
}

.logo {
    color: var(--navy);
    font-size: 1.4rem;
    font-weight: 800;
    text-decoration: none;
}

.logo span {
    color: var(--brand-green);
}

.hero {
    padding: 60px 0;
    border-bottom: 1px solid #e2e8f0;
    background: var(--soft-green);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 40px;
    align-items: center;
}

.badge {
    display: inline-block;
    margin-bottom: 16px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(39, 174, 96, 0.12);
    color: var(--brand-green);
    font-weight: 700;
}

.hero-text h1 {
    margin-bottom: 16px;
    color: var(--navy);
    font-size: clamp(2.2rem, 4vw, 3.6rem);
    line-height: 1.1;
}

.hero-text p {
    max-width: 60ch;
    color: var(--text-muted);
    font-size: 1.05rem;
}

.hero-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    border: 2px solid transparent;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
}

.btn-primary {
    background: var(--brand-green);
    color: var(--white);
}

.btn-secondary {
    border-color: #cbd5e0;
    background: transparent;
    color: var(--navy);
}

.main-art {
    display: block;
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 18px 40px rgba(26, 54, 93, 0.18);
}

.card,
.page-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: 0 14px 30px rgba(26, 54, 93, 0.08);
}

.card {
    padding: 24px;
}

.page-card {
    padding: 32px;
}

.sectionhead {
    display: inline-block;
    margin-bottom: 20px;
    border-bottom: 4px solid var(--light-green);
    color: var(--navy);
    font-size: 2rem;
    font-weight: 800;
}

.subsectionhead {
    margin-top: 20px;
    color: var(--brand-green);
    font-weight: 700;
}

.alert {
    margin-bottom: 20px;
    padding: 15px;
    border-radius: 8px;
}

.alert-info {
    border: 1px solid #bee3f8;
    background: #ebf8ff;
    color: #2b6cb0;
}

.alert-success {
    border: 1px solid #9ae6b4;
    background: #f0fff4;
    color: #276749;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 15px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 10px;
    border: 2px solid #edf2f7;
    border-radius: 8px;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

.path-selector,
.extra-section {
    margin-top: 20px;
}

.extra-section {
    display: none;
    padding: 20px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #f8fafc;
}

.radio-group,
.checkbox-grid,
.checkbox-list {
    display: grid;
    gap: 12px;
}

.checkbox-grid {
    grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
}

.radio-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: var(--white);
}

.footer {
    margin-top: 50px;
    padding: 28px 0;
    background: var(--navy);
    color: rgba(255, 255, 255, 0.88);
}

.footer-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.footer .logo {
    color: var(--white);
}

.footer-copy p + p {
    margin-top: 6px;
}

.rightsectionbody > * + * {
    margin-top: 20px;
}

.check-list {
    margin: 10px 0 0 18px;
}

.schedule-list {
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.schedule-list li {
    display: grid;
    gap: 6px;
    padding: 16px 18px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #fbfffc;
}

.schedule-list .date {
    color: var(--brand-green);
    font-weight: 800;
}

.schedule-list .nr {
    color: var(--navy);
    font-weight: 700;
}

.schedule-list .topic {
    color: var(--text);
}

@media (max-width: 900px) {
    .main-layout {
        display: flex;
        flex-direction: column;
        padding: 20px 15px;
        gap: 20px;
    }

    .primary-content {
        order: 1;
        width: 100%;
    }

    .sidebar {
        order: 2;
        width: 100%;
    }

    .page-card {
        width: 100%;
        padding: 25px 20px;
        overflow: hidden;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .nav-flex,
    .footer-grid {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-links {
        width: 100%;
        flex-wrap: wrap;
    }

    .hero-btns {
        justify-content: center;
    }

    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    table:not(.age-table) thead {
        display: none;
    }

    table:not(.age-table),
    table:not(.age-table) tbody,
    table:not(.age-table) tr,
    table:not(.age-table) td {
        display: block;
        width: 100%;
    }

    table:not(.age-table) tr {
        margin-bottom: 20px;
        padding: 15px;
        border: 2px solid var(--light-green);
        border-radius: 12px;
        background: #fff;
    }

    table:not(.age-table) td:nth-child(2),
    table:not(.age-table) td:nth-child(3),
    table:not(.age-table) td:nth-child(4) {
        display: none;
    }

    table:not(.age-table) td:last-child {
        color: var(--brand-green);
        font-size: 1.2rem;
        font-weight: 800;
        text-align: right;
    }
}

@media (max-width: 650px) {
    .responsive-columns {
        columns: 1;
    }
}

@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}