/* ===== CSS Reset & Variables ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* New "Letters" Palette */
    --cream: #FAF6F1;
    --warm-white: #FFFCF7;
    --soft-brown: #8B7355;
    --deep-brown: #5C4A3A;
    --terracotta: #C4A484;
    --sage: #A8B5A0;
    --blush: #E8D4C8;
    --ink: #3A3530;
    --gold: #C9A962;

    /* Mapped Variables */
    --primary-color: var(--terracotta);
    --secondary-color: var(--soft-brown);
    --accent-color: var(--gold);
    --text-dark: var(--ink);
    --text-light: var(--deep-brown);
    --bg-light: var(--cream);
    --surface: var(--warm-white);

    --primary-gradient: linear-gradient(135deg, var(--terracotta) 0%, var(--blush) 100%);
    --secondary-gradient: linear-gradient(135deg, var(--soft-brown) 0%, var(--deep-brown) 100%);

    /* Typography */
    --font-primary: 'Noto Serif TC', serif;
    --font-display: 'Cormorant Garamond', 'Noto Serif TC', serif;

    /* Spacing */
    --section-padding: 100px 0;
    --container-max-width: 1180px;

    /* Effects */
    --transition: all 0.4s ease-out;
    --shadow-sm: 0 4px 20px rgba(92, 74, 58, 0.05);
    --shadow-md: 0 10px 30px rgba(92, 74, 58, 0.08);
    --shadow-lg: 0 20px 40px rgba(92, 74, 58, 0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.8;
    overflow-x: hidden;
    background: var(--cream);
    font-size: 17px;
    font-weight: 400;
}

/* Texture overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%' height='100%' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1000;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 252, 247, 0.95);
    /* Warm white glass */
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(196, 164, 132, 0.2);
    /* Terracotta tint */
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 20px;
}

.nav-brand {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--deep-brown);
    letter-spacing: 0.05em;
    font-style: italic;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-brand i {
    color: var(--terracotta);
    font-size: 1.4rem;
}

.nav-menu {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-menu a {
    text-decoration: none;
    color: var(--soft-brown);
    font-weight: 500;
    letter-spacing: 0.05em;
    transition: var(--transition);
    position: relative;
    font-size: 0.95rem;
}

.nav-menu a:hover {
    color: var(--deep-brown);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--deep-brown);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid var(--terracotta);
    border-radius: 50px;
    color: var(--deep-brown);
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--deep-brown);
    color: var(--warm-white);
    border-color: var(--deep-brown);
}

.nav-cta i {
    font-size: 0.9em;
}

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

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, var(--warm-white) 0%, var(--cream) 100%);
    position: relative;
    padding: 140px 0 100px;
}

.hero-background {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(201, 169, 98, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-display);
    color: var(--terracotta);
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 20px;
    letter-spacing: 0.1em;
    position: relative;
    padding-left: 50px;
}

.hero-badge::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 40px;
    height: 1px;
    background: var(--terracotta);
}

.hero-title {
    font-family: var(--font-primary);
    font-weight: 300;
    color: var(--deep-brown);
    margin-bottom: 30px;
}

.title-main {
    display: block;
    font-size: 3.5rem;
    letter-spacing: 0.15em;
    line-height: 1.2;
}

.title-sub {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-style: italic;
    color: var(--soft-brown);
    letter-spacing: 0.05em;
    margin-top: 10px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 500;
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 40px;
}

.hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.highlight-pill {
    padding: 8px 16px;
    background: rgba(168, 181, 160, 0.15);
    /* Sage tint */
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--deep-brown);
    border: 1px solid rgba(168, 181, 160, 0.3);
    display: flex;
    align-items: center;
    gap: 8px;
}

.highlight-pill i {
    color: var(--sage);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    text-decoration: none;
    font-size: 1rem;
    letter-spacing: 0.1em;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--deep-brown);
    color: var(--warm-white);
    border-color: var(--deep-brown);
}

.btn-primary:hover {
    background: transparent;
    color: var(--deep-brown);
}

.btn-secondary {
    background: transparent;
    color: var(--deep-brown);
    border-color: var(--deep-brown);
}

.btn-secondary:hover {
    background: var(--deep-brown);
    color: var(--warm-white);
}

.hero-note {
    font-size: 0.9rem;
    color: var(--soft-brown);
    font-style: italic;
}

/* Floating Card as "Book/Letter" style */
.floating-card {
    background: var(--warm-white);
    padding: 40px;
    border: 1px solid rgba(220, 220, 220, 0.4);
    box-shadow:
        15px 15px 40px rgba(92, 74, 58, 0.08),
        -1px -1px 2px rgba(255, 255, 255, 0.8);
    position: relative;
    max-width: 400px;
    margin: 0 auto;

    /* Paper effect */
    background-image:
        linear-gradient(90deg, transparent 0%, transparent 95%, rgba(0, 0, 0, 0.02) 100%),
        linear-gradient(0deg, transparent 0%, transparent 95%, rgba(0, 0, 0, 0.02) 100%);
}

.floating-card::before {
    content: '';
    position: absolute;
    top: 20px;
    bottom: 20px;
    left: 30px;
    width: 1px;
    background: var(--terracotta);
    opacity: 0.3;
}

.floating-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-left: 20px;
}

.pill {
    font-family: var(--font-display);
    font-style: italic;
    color: var(--soft-brown);
    font-size: 1.1rem;
}

.floating-dots span {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--blush);
    border-radius: 50%;
    margin-left: 4px;
}

.floating-body {
    padding-left: 20px;
}

.floating-eyebrow {
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--sage);
    margin-bottom: 10px;
}

.floating-body h4 {
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--deep-brown);
    margin-bottom: 25px;
    line-height: 1.4;
}

.floating-stats {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.floating-stats span {
    font-size: 0.9rem;
    color: var(--soft-brown);
    display: flex;
    align-items: center;
    gap: 6px;
}

.floating-stats i {
    color: var(--gold);
}

.floating-footer {
    padding-top: 20px;
    border-top: 1px solid rgba(92, 74, 58, 0.1);
    color: var(--terracotta);
    font-family: var(--font-display);
    font-style: italic;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ===== Section Headers ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-kicker {
    font-family: var(--font-display);
    font-style: italic;
    color: var(--soft-brown);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 500;
    color: var(--deep-brown);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--gold);
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.05rem;
}

/* ===== About Section ===== */
.about {
    padding: var(--section-padding);
    background: var(--warm-white);
}

.about-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.about-card {
    background: var(--cream);
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}

.about-card:hover {
    background: var(--white);
    border-color: var(--sage);
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
}

.about-icon {
    font-size: 2.5rem;
    color: var(--terracotta);
    margin-bottom: 20px;
}

.about-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--deep-brown);
    margin-bottom: 15px;
}

/* ===== Podcast Section ===== */
.podcast {
    padding: var(--section-padding);
}

.podcast-intro {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 50px;
    align-items: center;
    background: var(--warm-white);
    padding: 40px;
    border: 1px solid rgba(139, 115, 85, 0.1);
    /* Soft brown border */
    margin-bottom: 60px;
}

.podcast-cover {
    width: 100%;
    aspect-ratio: 1;
    background: var(--blush);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.podcast-cover i {
    font-size: 5rem;
    color: var(--white);
    opacity: 0.8;
}

.rating {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--deep-brown);
    box-shadow: var(--shadow-sm);
}

.podcast-info h3 {
    font-family: var(--font-display);
    font-size: 2.2rem;
    color: var(--deep-brown);
    margin-bottom: 15px;
}

.podcast-desc {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: var(--ink);
}

.podcast-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--soft-brown);
}

.feature i {
    color: var(--sage);
}

.platform-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.platform-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px 30px;
    background: var(--white);
    border: 1px solid rgba(92, 74, 58, 0.1);
    text-decoration: none;
    color: var(--deep-brown);
    transition: var(--transition);
    min-width: 140px;
}

.platform-card:hover {
    border-color: var(--terracotta);
    transform: translateY(-2px);
}

.platform-card i {
    font-size: 1.8rem;
    color: var(--terracotta);
}

/* ===== Contact & Social ===== */
.social {
    background: var(--warm-white);
    padding: var(--section-padding);
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.social-card {
    background: var(--cream);
    padding: 40px 20px;
    text-align: center;
    text-decoration: none;
    color: var(--deep-brown);
    transition: var(--transition);
    border: 1px solid transparent;
}

.social-card:hover {
    background: var(--white);
    border-color: var(--gold);
    box-shadow: var(--shadow-sm);
}

.social-icon {
    font-size: 2rem;
    color: var(--soft-brown);
    margin-bottom: 20px;
}

.social-cta {
    display: inline-block;
    margin-top: 20px;
    font-size: 0.9rem;
    color: var(--terracotta);
    font-weight: 500;
}

.contact {
    padding: var(--section-padding);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    background: var(--warm-white);
    padding: 60px;
    border: 1px solid rgba(92, 74, 58, 0.1);
}

.contact-card {
    margin-bottom: 30px;
}

.contact-card i {
    font-size: 1.5rem;
    color: var(--sage);
    margin-bottom: 10px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    background: var(--white);
    border: 1px solid #E0E0E0;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--ink);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--soft-brown);
    background: var(--cream);
}

/* ===== Footer ===== */
.footer {
    background: var(--deep-brown);
    color: var(--blush);
    padding: 80px 0 30px;
}

.footer h3 {
    font-family: var(--font-display);
    color: var(--warm-white);
    margin-bottom: 20px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.footer-column h4 {
    color: var(--terracotta);
    margin-bottom: 20px;
    font-weight: 500;
    letter-spacing: 0.1em;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column a {
    color: var(--blush);
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-column a:hover {
    opacity: 1;
    color: var(--gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.6;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--deep-brown);
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translate(-50%, 0);
    }

    50% {
        transform: translate(-50%, 10px);
    }
}

/* Episodes Grid Styling */
.episodes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.episode-card {
    background: var(--white);
    padding: 25px;
    border: 1px solid rgba(92, 74, 58, 0.1);
    transition: var(--transition);
}

.episode-card:hover {
    border-color: var(--terracotta);
    transform: translateY(-3px);
}

.episode-number {
    display: inline-block;
    font-size: 0.85rem;
    color: var(--sage);
    font-weight: 600;
    margin-bottom: 8px;
}

.episode-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--deep-brown);
    margin-bottom: 12px;
    line-height: 1.4;
}

.episode-description {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.episode-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--soft-brown);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.episode-link:hover {
    color: var(--terracotta);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .title-main {
        font-size: 2.5rem;
    }

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

    .hero-image {
        order: -1;
        margin-bottom: 30px;
    }

    .about-content,
    .social-grid,
    .contact-content {
        grid-template-columns: 1fr;
    }

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

    .podcast-features {
        text-align: left;
    }

    .contact-content {
        padding: 30px;
    }

    .nav-menu {
        display: none;
        /* Add JS toggle logic if needed, or simplified menu */
    }

    .mobile-menu-toggle {
        display: block;
        font-size: 1.5rem;
        color: var(--deep-brown);
        background: none;
        border: none;
    }
}