:root {
    --font-primary: 'Lora', serif;
    --font-secondary: 'Anuphan', sans-serif;

    --color-bg: #FAFAFA;
    --color-text: #2C2C2C;
    --color-text-light: #666666;
    --color-accent: #C5A059;
    /* Muted Gold */
    --color-accent-hover: #B08D45;
    --color-white: #FFFFFF;
    --color-black: #111111;
    --color-border: #E5E5E5;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12);

    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-primary);
    /* Lora is primary */
    line-height: 1.6;
    overflow-x: hidden;
    /* cursor: none; Optional: hide default cursor if we want full custom, but usually keeping default + follower is safer for usability */
}

.cursor-dot {
    width: 5px;
    height: 5px;
    background-color: var(--color-black);
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9999;
    pointer-events: none;
}

.cursor-outline {
    width: 30px;
    height: 30px;
    border: 1px solid rgba(0, 0, 0, 0.5);
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9998;
    pointer-events: none;
}

@media (max-width: 768px) {

    .cursor-dot,
    .cursor-outline {
        display: none;
    }
}

/* Thai Font Override for Thai text containers if needed, 
   but since we use a font stack, it handles itself mostly. 
   However, we can force Anuphan for .th class for better specificity if Lora has some Thai glyphs (unlikely) */
.th {
    font-family: var(--font-secondary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* Language Toggle Logic */
.th {
    display: none;
}

.en {
    display: inline-block;
}

/* Default to English */

body.show-th .th {
    display: inline-block;
}

body.show-th .en {
    display: none;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 32px;
    border-radius: 50px;
    font-weight: 500;
    font-family: var(--font-secondary);
    /* UI elements often look better in sans */
    letter-spacing: 0.5px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
}

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

.btn-primary:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-accent-hover);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    background: rgba(250, 250, 250, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--color-black);
}

.logo .highlight {
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-family: var(--font-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.lang-toggle {
    background: none;
    border: 1px solid var(--color-border);
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-family: var(--font-secondary);
    font-weight: 600;
    font-size: 0.8rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lang-toggle:hover {
    border-color: var(--color-black);
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding-top: 160px;
    padding-bottom: var(--spacing-lg);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.category-tag {
    display: inline-block;
    font-family: var(--font-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.hero-title {
    margin-bottom: var(--spacing-md);
}

.hero-excerpt {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.hero-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4/5;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.hero-image:hover img {
    transform: scale(1.05);
}

/* Latest Posts */
.latest-posts {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.section-header {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.section-header .line {
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    margin: var(--spacing-sm) auto 0;
}

.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.post-card {
    background: var(--color-bg);
    border-radius: 8px;
    /* Slightly rounded */
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid transparent;
}

.post-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-border);
}

.post-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.post-card:hover .post-image img {
    transform: scale(1.05);
}

.post-content {
    padding: 1.5rem;
}

.post-meta {
    font-family: var(--font-secondary);
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dot {
    color: var(--color-accent);
    font-weight: bold;
}

.post-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    transition: var(--transition);
}

.post-card:hover .post-title {
    color: var(--color-accent);
}

.post-excerpt {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-black);
}

.read-more:hover {
    color: var(--color-accent);
    gap: 0.75rem;
}

/* Newsletter */
.newsletter {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-black);
    color: var(--color-white);
    text-align: center;
}

.newsletter h2 {
    color: var(--color-white);
}

.newsletter p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-md);
}

.subscribe-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    gap: var(--spacing-xs);
}

.subscribe-form input {
    flex: 1;
    padding: 12px 20px;
    border-radius: 50px;
    border: none;
    outline: none;
    font-family: var(--font-secondary);
}

/* Footer */
footer {
    background-color: var(--color-bg);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.link-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.link-group h4 {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.link-group a {
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.link-group a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* Responsive */
@media (max-width: 900px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        margin: 0 auto;
        order: 2;
    }

    .hero-image {
        order: 1;
        max-width: 500px;
        margin: 0 auto var(--spacing-md);
    }

    .hero {
        padding-top: 120px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        /* Height of navbar roughly */
        left: 0;
        width: 100%;
        background: var(--color-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-md);
        transform: translateY(-150%);
        transition: transform 0.3s ease-in-out;
        z-index: 999;
        display: flex;
        /* Override previous display: none if it was there, but wait, previous was display: none */
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .hamburger {
        display: block;
    }

    .subscribe-form {
        flex-direction: column;
    }

    .subscribe-form input {
        width: 100%;
    }

    .subscribe-form button {
        width: 100%;
    }
}

/* Article Page Styles */
.article-page {
    padding-top: 120px;
}

.article-header {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.article-meta {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.article-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-sm);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.article-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
    font-style: italic;
}

.author-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: var(--spacing-lg);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.author-text {
    text-align: left;
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.article-hero-image {
    width: 100%;
    max-height: 600px;
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.article-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    max-width: 740px;
    /* Optimal reading width */
    margin: 0 auto;
    font-size: 1.125rem;
    line-height: 1.8;
}

.article-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.article-content h2 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: 1.8rem;
}

.article-content figure {
    margin: var(--spacing-lg) 0;
}

.article-content figcaption {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
    font-style: italic;
}

.drop-cap::first-letter {
    float: left;
    font-size: 4.5rem;
    line-height: 0.8;
    font-weight: 700;
    margin-right: 0.5rem;
    margin-top: 0.2rem;
    color: var(--color-black);
}

blockquote {
    border-left: 4px solid var(--color-accent);
    padding-left: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    font-style: italic;
    font-size: 1.25rem;
    color: var(--color-black);
}

cite {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: normal;
    font-family: var(--font-secondary);
}

/* Related Posts */
.related-posts {
    background-color: var(--color-bg);
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-xl);
}

.related-posts h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

/* Video Page Styles */
.video-container-wrapper {
    max-width: 900px;
    margin: 0 auto var(--spacing-lg);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    background: #000;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Podcast Page Styles */
.podcast-player-wrapper {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.podcast-card {
    display: flex;
    background: var(--color-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.podcast-cover {
    width: 200px;
    flex-shrink: 0;
}

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

.podcast-controls {
    flex: 1;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.audio-player {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.play-btn-large {
    width: 60px;
    height: 60px;
    background-color: var(--color-black);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.play-btn-large:hover {
    background-color: var(--color-accent);
    transform: scale(1.1);
}

.track-info {
    flex: 1;
}

.track-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.progress-container {
    width: 100%;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background-color: var(--color-border);
    border-radius: 3px;
    margin-bottom: 0.5rem;
    overflow: hidden;
    cursor: pointer;
}

.progress-fill {
    height: 100%;
    background-color: var(--color-accent);
    border-radius: 3px;
}

.time-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--color-text-light);
    font-family: var(--font-secondary);
}

.subscribe-links {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--color-text-light);
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
}

.platform-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-black);
    font-weight: 500;
}

.platform-link:hover {
    color: var(--color-accent);
}

@media (max-width: 768px) {
    .podcast-card {
        flex-direction: column;
    }

    .podcast-cover {
        width: 100%;
        height: 200px;
    }

    .podcast-controls {
        padding: 1.5rem;
    }
}

/* Course Detail Page Styles */
.course-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-top: 2rem;
}

.course-sidebar {
    position: sticky;
    top: 100px;
    background: var(--color-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.curriculum-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.curriculum-item:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.curriculum-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.curriculum-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-black);
}

.curriculum-duration {
    font-size: 0.9rem;
    color: var(--color-text-light);
    background: var(--color-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}

.curriculum-desc {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.6;
}

.instructor-profile {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.instructor-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.course-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
    .course-layout {
        grid-template-columns: 1fr;
    }

    .course-sidebar {
        position: static;
        margin-top: 2rem;
    }
}