/* Variables */
:root {
    --purple-500: #8B5CF6;
    --purple-600: #7C3AED;
    --purple-700: #6D28D9;
    --orange-500: #F97316;
    --orange-600: #EA580C;
    --cream-50: #FAFAF8;
    --cream-100: #F5F5F0;
    --cream-200: #E8E8E0;
    --text-dark: #1a1a1a;
    --text-gray: #666;
    --white: #fff;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--cream-200);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav-logo-img {
    height: 48px;
    width: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.nav-links {
    display: none;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--cream-200);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--purple-500);
}

.nav-cta {
    display: none;
    align-items: center;
}

.nav-mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    background: none;
    border: none;
    color: var(--text-gray);
    cursor: pointer;
}

/* Desktop nav */
@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }

    .nav-links.is-open {
        position: static;
        flex-direction: row;
        padding: 0;
        border-bottom: none;
        box-shadow: none;
        gap: 32px;
    }

    .nav-cta {
        display: flex;
    }

    .nav-mobile-toggle {
        display: none;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--purple-500);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--purple-600);
}

.btn-outline {
    background: transparent;
    color: var(--purple-500);
    border: 1px solid var(--purple-500);
}

.btn-outline:hover {
    background: var(--purple-500);
    color: var(--white);
}

/* Hero Section */
.hero {
    padding: calc(64px + 8px) 0 16px;
    text-align: center;
}

.hero-label {
    font-size: 0.875rem;
    color: var(--purple-500);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.hero-image-wrapper {
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
}

.hero-image {
    width: 100%;
    height: auto;
    margin-top: -10%;
    margin-bottom: -10%;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto 24px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

/* Topics Section */
.topics {
    padding: 80px 0;
    background: var(--cream-100);
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
    color: var(--text-dark);
}

.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.topic-card {
    background: var(--white);
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--cream-200);
    transition: all 0.2s;
}

.topic-card:hover {
    border-color: var(--purple-500);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.1);
}

.topic-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--purple-600);
}

.topic-card p {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Episodes Section */
.episodes {
    padding: 80px 0;
}

.episodes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.episode-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: var(--text-dark);
    display: flex;
    flex-direction: column;
    border: 1px solid var(--cream-200);
    transition: all 0.2s;
}

.episode-card:hover {
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.15);
    border-color: var(--purple-500);
}

.episode-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--purple-500) 0%, var(--purple-700) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.episode-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.episode-thumbnail svg {
    width: 48px;
    height: 48px;
    fill: rgba(255, 255, 255, 0.5);
}

.episode-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.episode-content {
    padding: 20px;
}

.episode-featuring {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--purple-500);
    margin-bottom: 4px;
    font-weight: 600;
}

.episode-guest {
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 8px;
}

.episode-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

.episodes-cta {
    text-align: center;
}

/* Hosts Section */
.hosts {
    padding: 80px 0;
    background: var(--cream-100);
}

.hosts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.host-card {
    display: flex;
    gap: 20px;
    padding: 32px;
    background: var(--white);
    border-radius: 8px;
    border: 1px solid var(--cream-200);
}

.host-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple-500) 0%, var(--orange-500) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    color: white;
    flex-shrink: 0;
}

.host-info {
    flex: 1;
}

.host-info h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.host-role {
    color: var(--purple-500);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 12px;
}

.host-bio {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.host-link {
    color: var(--purple-500);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
}

.host-link:hover {
    color: var(--purple-600);
}

/* Subscribe Section */
.subscribe {
    padding: 80px 0;
    text-align: center;
}

.subscribe-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

/* Footer */
.footer {
    padding: 24px 0;
    background: var(--purple-700);
    color: var(--white);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-social {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.footer-social:hover {
    color: var(--orange-500);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    /* Navigation handled above in desktop media query */

    .btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }

    /* Hero */
    .hero {
        padding: calc(64px + 6px) 0 12px;
    }

    .hero-label {
        font-size: 0.75rem;
        margin-bottom: 6px;
    }

    .hero-image {
        width: 100%;
        margin-bottom: 0;
    }

    .hero-description {
        font-size: 1rem;
        margin-bottom: 24px;
        padding: 0 8px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    /* Topics */
    .topics {
        padding: 48px 0;
    }

    .section-title {
        font-size: 1.5rem;
        margin-bottom: 32px;
    }

    .topics-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .topic-card {
        padding: 24px;
    }

    /* Episodes */
    .episodes {
        padding: 48px 0;
    }

    .episodes-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-bottom: 32px;
    }

    .episode-content {
        padding: 16px;
    }

    .episode-title {
        font-size: 1rem;
    }

    /* Hosts */
    .hosts {
        padding: 48px 0;
    }

    .hosts-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .host-card {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }

    .host-avatar {
        margin: 0 auto 12px;
    }

    /* Footer */
    .footer {
        padding: 20px 0;
    }

    .footer-container {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .footer-copyright,
    .footer-social {
        font-size: 0.8rem;
    }
}

/* Extra small screens */
@media (max-width: 380px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 0.9rem;
    }

    .topic-card {
        padding: 20px;
    }

    .topic-card h3 {
        font-size: 1rem;
    }

    .topic-card p {
        font-size: 0.85rem;
    }
}