/* Escbase - Shared Styles */
:root {
    --bg: #09090b;
    --sidebar-bg: #09090b;
    --card-bg: #18181b;
    --card-hover: #27272a;
    --border: #27272a;
    --border-hover: #3f3f46;
    --text: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --accent: #f7931a;
    --accent-glow: rgba(247, 147, 26, 0.15);
    --radius-xl: 32px;
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --yt-red: #ef4444;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

::selection {
    background: var(--accent);
    color: #000;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.video-wrapper iframe {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.video-wrapper.loaded iframe {
    opacity: 1;
}

/* App Layout */
.app-container {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 300px;
    flex-shrink: 0;
    height: 100vh;
    position: sticky;
    top: 0;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border);
}

.brand,
.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--text);
    margin-bottom: 2rem;
    transition: opacity 0.2s;
}

.brand:hover,
.logo-section:hover {
    opacity: 0.8;
}

.brand img,
.logo-section .logo {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    object-fit: cover;
    flex-shrink: 0;
}

.brand-info h1,
.logo-section h1 {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.brand-info p,
.logo-section p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.logo-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.875rem;
}

.logo-section .tagline {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.bio {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.6;
    font-weight: 400;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-menu li {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item,
.nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.nav-item i,
.nav-link i {
    width: 20px;
    font-size: 1.1rem;
    text-align: center;
}

.nav-item:hover,
.nav-item.active,
.nav-link:hover,
.nav-link.active {
    background: var(--card-bg);
    color: var(--text);
    border-color: var(--border);
}

.nav-item:hover,
.nav-link:hover {
    transform: translateX(4px);
}

.social-box {
    margin-top: auto;
    padding-top: 2rem;
}

.social-links {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 2rem;
}

.social-btn,
.social-links a {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--card-bg);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 1.1rem;
}

.social-btn:hover,
.social-links a:hover {
    background: var(--text);
    color: var(--bg);
    transform: translateY(-2px);
    border-color: var(--text);
}

/* Mobile Header */
.mobile-header {
    display: none;
    padding: 1rem 1.5rem;
    background: rgba(9, 9, 11, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    align-items: center;
    justify-content: space-between;
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text);
    text-decoration: none;
    font-weight: 700;
}

.mobile-logo img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

/* Hamburger Button */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 200;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav Overlay */
.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(9, 9, 11, 0.97);
    backdrop-filter: blur(20px);
    z-index: 150;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.mobile-nav.open {
    display: flex;
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.mobile-nav a.nav-item {
    font-size: 1.25rem;
    padding: 1rem 2rem;
    justify-content: center;
    width: 80%;
    max-width: 300px;
}

.mobile-nav .social-links {
    margin-top: 2rem;
    justify-content: center;
}

/* Main Content */
.main-content {
    flex-grow: 1;
    padding: 2.5rem 3rem;
    max-width: 1100px;
}

/* Card Tags */
.card-tag {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    padding: 0.25rem 0.75rem;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--border);
}

.card-tag.highlight {
    background: rgba(247, 147, 26, 0.1);
    color: var(--accent);
    border-color: rgba(247, 147, 26, 0.2);
}

/* Section Headers */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: -0.02em;
}

.section-title i {
    color: var(--accent);
    font-size: 1.25rem;
}

.btn-view-all {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-view-all:hover {
    color: var(--text);
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
    margin-bottom: 4rem;
}

.bento-item {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.35rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.1, 0, 0.3, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    min-height: 100%;
}

.bento-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    background: var(--card-hover);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.col-12,
.col-8,
.col-6,
.col-4 {
    grid-column: auto;
}

/* Card Contents */
.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.9rem;
    font-size: 0.82rem;
}

.card-date {
    color: var(--text-muted);
    white-space: nowrap;
}

.card-title {
    font-size: 1.12rem;
    font-weight: 700;
    margin-bottom: 0.7rem;
    line-height: 1.45;
    letter-spacing: -0.01em;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.col-8 .card-title {
    font-size: 1.12rem;
}

.card-excerpt {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.card-footer i {
    margin-right: 0.25rem;
}

/* Video wrapper */
.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: 1.25rem;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Homepage latest video */
.video-feature-card {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.video-embed-wrap {
    position: relative;
    min-height: 320px;
    background: #000;
}

.video-embed-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-feature-content {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.video-feature-content h3 {
    font-size: 1.6rem;
    font-weight: 800;
    margin: 1rem 0 0.75rem;
    letter-spacing: -0.02em;
}

.video-feature-content p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.video-feature-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.btn-secondary-inline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--text);
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    border: 1px solid var(--border);
    transition: all 0.2s ease;
}

.btn-secondary-inline:hover {
    background: var(--card-hover);
    border-color: var(--border-hover);
}

/* Page Header (Posts/Videos) */
.page-header {
    margin-bottom: 3rem;
}

.page-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Footer */
.site-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.site-footer .footer-copy {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    align-items: center;
}

.site-footer .footer-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.site-footer .footer-socials {
    justify-content: center;
    margin-top: 1rem;
    padding-top: 0;
}

.featured-home-card {
    background: linear-gradient(180deg, rgba(247, 147, 26, 0.07), rgba(24, 24, 27, 1));
}

.featured-home-card .card-title {
    font-size: 1.35rem;
    line-height: 1.35;
}

.featured-home-card .card-excerpt {
    font-size: 0.98rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .col-8, .col-6, .col-4 {
        grid-column: span 12;
    }

    .main-content {
        padding: 2rem;
    }

    .video-feature-card {
        grid-template-columns: 1fr;
    }

    .video-embed-wrap {
        min-height: 280px;
    }
}

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

    .sidebar {
        display: none;
    }

    .mobile-header {
        display: flex;
    }

    .main-content {
        padding: 1.25rem;
        max-width: 100%;
    }

    .hero {
        padding: 2.25rem 1.25rem;
    }

    .hero p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .section-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.75rem;
    }

    .btn-view-all {
        font-size: 0.95rem;
    }

    .video-feature-card {
        grid-template-columns: 1fr;
        gap: 0;
        margin-bottom: 2rem;
    }

    .video-embed-wrap {
        min-height: 220px;
    }

    .video-feature-content {
        padding: 1.25rem;
    }

    .video-feature-content h3 {
        font-size: 1.3rem;
    }

    .bento-grid {
        gap: 1rem;
        margin-bottom: 2.5rem;
    }

    .bento-item {
        padding: 1.25rem;
    }

    .card-title,
    .col-8 .card-title {
        font-size: 1.2rem;
        line-height: 1.35;
    }

    .card-excerpt {
        font-size: 0.95rem;
        margin-bottom: 1rem;
    }

    .page-header {
        margin-bottom: 2rem;
    }

    .page-header h2 {
        font-size: 2rem;
        line-height: 1.15;
    }

    .page-header p {
        font-size: 1rem;
    }
}