:root {
    --topic-primary: #F8A5B8;
    --topic-primary-light: #FFCAD4;
    --topic-primary-dark: #E8899C;
    --topic-secondary: #7BC8F6;
    --topic-secondary-light: #A5DDFB;
    --topic-accent: #C9A0DC;
    --topic-success: #8ED16C;
    --topic-gold: #F5D76E;
    --topic-bg: #FFF9F5;
    --topic-bg-alt: #FFF5E6;
    --topic-bg-gradient: linear-gradient(135deg, #FFF9F5 0%, #F0F8FF 50%, #FFF5F8 100%);
    --topic-text: #5D4E60;
    --topic-text-soft: #9B8A9E;
    --topic-text-faint: #BEB3C0;
    --topic-card: #FFFFFF;
    --topic-border: #F0E6EB;
    --topic-shadow: 0 10px 30px rgba(248, 165, 184, 0.14);
    --topic-radius-lg: 28px;
    --topic-radius-md: 18px;
    --topic-radius-sm: 12px;
    --topic-container: 1120px;
}

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

html {
    scroll-behavior: smooth;
}

body.topic-hub {
    margin: 0;
    font-family: "Quicksand", sans-serif;
    color: var(--topic-text);
    background: var(--topic-bg);
    line-height: 1.7;
}

body.topic-hub::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        var(--topic-bg-gradient),
        radial-gradient(circle at 20% 20%, rgba(248, 165, 184, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 80% 15%, rgba(123, 200, 246, 0.10) 0%, transparent 40%),
        radial-gradient(circle at 50% 75%, rgba(201, 160, 220, 0.10) 0%, transparent 45%);
    pointer-events: none;
    z-index: -1;
}

.topic-main {
    width: min(calc(100% - 2rem), var(--topic-container));
    margin: 0 auto;
}

.topic-main {
    padding: 1.4rem 0 4rem;
}

.topic-breadcrumb {
    font-size: 0.94rem;
    color: var(--topic-text-soft);
    margin-bottom: 1rem;
}

.topic-breadcrumb a {
    color: var(--topic-primary-dark);
    text-decoration: none;
}

.topic-hero,
.topic-section {
    margin-top: 1.4rem;
}

.topic-surface {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--topic-border);
    border-radius: var(--topic-radius-lg);
    box-shadow: var(--topic-shadow);
}

.topic-hero {
    padding: 2rem;
}

.topic-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.38rem 0.85rem;
    border-radius: 999px;
    background: rgba(123, 200, 246, 0.14);
    color: var(--topic-secondary);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.topic-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.95fr);
    gap: 1.25rem;
    margin-top: 1rem;
}

.topic-title {
    margin: 0;
    font-family: "Fredoka", sans-serif;
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.12;
}

.topic-lead {
    margin: 1rem 0 0;
    font-size: 1.06rem;
    color: var(--topic-text);
}

.topic-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1rem;
}

.topic-meta span {
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    background: rgba(248, 165, 184, 0.12);
    color: var(--topic-primary-dark);
    font-size: 0.9rem;
    font-weight: 700;
}

.topic-quick-answer {
    padding: 1.15rem;
    border-radius: var(--topic-radius-md);
    background: linear-gradient(135deg, rgba(255, 202, 212, 0.36) 0%, rgba(123, 200, 246, 0.18) 100%);
    border: 1px solid rgba(248, 165, 184, 0.25);
}

.topic-quick-answer h2 {
    margin: 0 0 0.75rem;
    font-family: "Fredoka", sans-serif;
    font-size: 1.35rem;
}

.topic-quick-answer p {
    margin: 0 0 0.8rem;
}

.topic-quick-answer ul {
    margin: 0;
    padding-left: 1.1rem;
}

.topic-quick-answer li + li {
    margin-top: 0.45rem;
}

.topic-section {
    padding: 1.8rem;
}

.topic-section h2 {
    margin: 0;
    font-family: "Fredoka", sans-serif;
    font-size: 1.8rem;
}

.topic-section > p.section-intro {
    margin: 0.75rem 0 0;
    color: var(--topic-text-soft);
}

.topic-table-wrap {
    margin-top: 1rem;
    overflow-x: auto;
    border-radius: var(--topic-radius-md);
    border: 1px solid var(--topic-border);
}

.topic-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--topic-card);
}

.topic-table th,
.topic-table td {
    padding: 1rem;
    text-align: left;
    vertical-align: top;
}

.topic-table th {
    background: linear-gradient(135deg, rgba(255, 202, 212, 0.6) 0%, rgba(165, 221, 251, 0.42) 100%);
    font-family: "Fredoka", sans-serif;
    font-size: 0.98rem;
}

.topic-table tr + tr td {
    border-top: 1px solid var(--topic-border);
}

.topic-table a,
.topic-link {
    color: var(--topic-primary-dark);
    font-weight: 700;
    text-decoration: none;
}

.topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.topic-card {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    padding: 1.15rem;
    border-radius: var(--topic-radius-md);
    background: var(--topic-card);
    border: 1px solid var(--topic-border);
    box-shadow: 0 8px 24px rgba(93, 78, 96, 0.08);
}

.topic-card h3 {
    margin: 0;
    font-family: "Fredoka", sans-serif;
    font-size: 1.1rem;
}

.topic-card p {
    margin: 0;
    color: var(--topic-text-soft);
}

.topic-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: auto;
}

.topic-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    background: rgba(142, 209, 108, 0.14);
    color: #6FB84D;
    font-size: 0.85rem;
    font-weight: 700;
}

.topic-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--topic-primary) 0%, var(--topic-accent) 100%);
    color: #fff;
    font-weight: 800;
    text-decoration: none;
}

.topic-button.alt {
    background: rgba(123, 200, 246, 0.14);
    color: var(--topic-secondary);
}

.topic-calibration {
    margin-top: 1rem;
    padding: 1.15rem;
    border-radius: var(--topic-radius-md);
    background: linear-gradient(135deg, rgba(255, 245, 230, 0.92) 0%, rgba(255, 249, 245, 0.92) 100%);
    border: 1px solid var(--topic-border);
}

.topic-calibration p {
    margin: 0;
}

.topic-faq {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.topic-faq article {
    padding: 1.15rem;
    border-radius: var(--topic-radius-md);
    background: var(--topic-card);
    border: 1px solid var(--topic-border);
}

.topic-faq h3 {
    margin: 0 0 0.65rem;
    font-family: "Fredoka", sans-serif;
    font-size: 1.08rem;
}

.topic-faq p {
    margin: 0;
    color: var(--topic-text-soft);
}

@media (max-width: 920px) {
    .topic-hero-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .topic-main {
        width: min(calc(100% - 1.2rem), var(--topic-container));
    }

    .topic-hero,
    .topic-section {
        padding: 1.2rem;
    }

    .topic-title {
        font-size: 1.9rem;
    }

    .topic-table th,
    .topic-table td {
        padding: 0.8rem;
    }
}