/* ========================================
   The Build AI - Main Styles
   Modern, Dark, Futuristic Design
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --bg-card: rgba(255, 255, 255, 0.03);

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);

    --accent-cyan: #00ffff;
    --accent-purple: #a020f0;
    --accent-magenta: #ff00ff;
    --accent-pink: #ff6b9d;

    --glow-cyan: 0 0 20px rgba(0, 255, 255, 0.3);
    --glow-purple: 0 0 20px rgba(160, 32, 240, 0.3);

    --border-color: rgba(255, 255, 255, 0.1);
    --border-glow: rgba(0, 255, 255, 0.2);

    /* Typography */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-secondary: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

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

body {
    font-family: var(--font-secondary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Selection */
::selection {
    background: var(--accent-cyan);
    color: var(--bg-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-cyan);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-purple);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    color: var(--text-secondary);
}

a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--text-primary);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    background: rgba(15, 15, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: var(--spacing-xs) 0;
    background: rgba(15, 15, 15, 0.95);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

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

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.social-icons {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
}

.social-icon svg {
    width: 18px;
    height: 18px;
}

.social-icon:hover {
    color: var(--accent-cyan);
    background: rgba(0, 255, 255, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
    /* GPU acceleration */
    transform: translateZ(0);
    backface-visibility: hidden;
}

.hero > .container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    position: relative;
    z-index: 2;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 255, 255, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(160, 32, 240, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 100%, rgba(255, 0, 255, 0.15) 0%, transparent 50%);
    transition: transform 0.3s ease-out;
    will-change: transform;
}

.hero-particles {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(0, 255, 255, 0.4) 1px, transparent 1px),
        radial-gradient(circle at 80% 70%, rgba(160, 32, 240, 0.4) 1px, transparent 1px),
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
    background-size: 100px 100px, 80px 80px, 60px 60px;
    animation: particleFloat 20s linear infinite;
    transition: transform 0.2s ease-out;
    will-change: transform;
}

@keyframes particleFloat {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    z-index: 2;
    margin: 0 auto;
    padding: var(--spacing-xl);
    width: 100%;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.hero-subtitle-inline {
    display: block;
    font-size: 0.5em;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ========================================
   Sections
   ======================================== */
.section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-dark {
    background: var(--bg-secondary);
}

.section-gradient {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--accent-cyan);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* ========================================
   Tools Grid
   ======================================== */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.tool-card {
    position: relative;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    transition: all var(--transition-base);
}

.tool-card:hover {
    transform: translateY(-5px);
}

.tool-card.coming-soon {
    opacity: 0.7;
}

.tool-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.2), rgba(160, 32, 240, 0.2));
    border-radius: var(--radius-md);
    color: var(--accent-cyan);
}

.tool-icon svg {
    width: 28px;
    height: 28px;
}

.tool-icon.cyan {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.2), rgba(0, 255, 255, 0.05));
    color: var(--accent-cyan);
}

.tool-icon.purple {
    background: linear-gradient(135deg, rgba(160, 32, 240, 0.2), rgba(160, 32, 240, 0.05));
    color: var(--accent-purple);
}

.tool-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: 4px 12px;
    background: rgba(0, 255, 255, 0.2);
    color: var(--accent-cyan);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.tool-badge.beta {
    background: rgba(160, 32, 240, 0.2);
    color: var(--accent-purple);
}

.tool-badge.experimental {
    background: rgba(255, 107, 157, 0.2);
    color: var(--accent-pink);
}

.tool-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.tool-description {
    font-size: 0.95rem;
    flex-grow: 1;
}

/* ========================================
   Shorts Grid
   ======================================== */
.shorts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.shorts-section {
    margin-bottom: var(--spacing-xl);
}

.shorts-section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
    font-weight: 600;
}

/* ========================================
   Video Card (YouTube API)
   ======================================== */
.video-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    cursor: pointer;
    transition: all var(--transition-base);
}

.video-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 255, 255, 0.2);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.1);
}

.thumbnail-container {
    position: relative;
    aspect-ratio: 9/16;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.thumbnail-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.video-card:hover .thumbnail-container img {
    transform: scale(1.05);
}

.play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: all 0.3s ease;
}

.video-card:hover .play-overlay {
    opacity: 1;
}

.play-btn {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.9);
    border-radius: 50%;
    color: var(--bg-primary);
    transition: transform 0.3s ease;
}

.play-btn svg {
    width: 24px;
    height: 24px;
    fill: var(--bg-primary);
    margin-left: 4px;
}

.video-card:hover .play-btn {
    transform: scale(1.1);
}

.duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.85);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.video-info {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.02);
}

.video-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
    color: var(--text-primary);
}

.video-meta {
    display: flex;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.video-meta span:not(:last-child)::after {
    content: '•';
    margin-left: 0.5rem;
}

.shorts-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1200px) {
    .shorts-row {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .shorts-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .shorts-row {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
}

/* Loading State */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 255, 255, 0.2);
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.short-card {
    overflow: hidden;
    transition: all var(--transition-base);
    border-radius: var(--radius-lg);
}

.short-card:hover {
    transform: translateY(-5px);
}

.short-thumbnail {
    position: relative;
    aspect-ratio: 9/16;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    overflow: hidden;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.short-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.short-card:hover .short-thumbnail img {
    transform: scale(1.05);
}

.short-play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.9);
    border-radius: 50%;
    color: var(--bg-primary);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2;
}

.short-play-overlay svg {
    width: 24px;
    height: 24px;
    margin-left: 4px;
}

.short-card:hover .short-play-overlay {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.short-duration {
    position: absolute;
    bottom: var(--spacing-xs);
    right: var(--spacing-xs);
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.85);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    z-index: 2;
}

.short-placeholder {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 255, 0.2);
    border-radius: 50%;
    color: var(--accent-cyan);
    transition: all var(--transition-base);
}

.short-placeholder svg {
    width: 24px;
    height: 24px;
    margin-left: 4px;
}

.short-card:hover .short-placeholder {
    background: var(--accent-cyan);
    color: var(--bg-primary);
    transform: scale(1.1);
}

.short-duration {
    position: absolute;
    bottom: var(--spacing-xs);
    right: var(--spacing-xs);
    padding: 2px 8px;
    background: rgba(0, 0, 0, 0.8);
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
}

.short-info {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.02);
}

.short-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
    color: var(--text-primary);
}

.short-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ========================================
   News Grid
   ======================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.news-card {
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.news-card:hover {
    transform: translateY(-5px);
}

.news-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 255, 255, 0.15);
    color: var(--accent-cyan);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.news-tag.tool {
    background: rgba(160, 32, 240, 0.15);
    color: var(--accent-purple);
}

.news-tag.trend {
    background: rgba(255, 107, 157, 0.15);
    color: var(--accent-pink);
}

.news-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.news-summary {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.news-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent-cyan);
}

.news-link:hover {
    color: var(--text-primary);
}

/* ========================================
   Packs Grid
   ======================================== */
.packs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.pack-card {
    display: block;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.pack-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05) 0%, rgba(160, 32, 240, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: 1;
}

.pack-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 255, 255, 0.3);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.4),
        0 0 60px rgba(0, 255, 255, 0.1);
}

.pack-card:hover::before {
    opacity: 1;
}

.pack-image {
    position: relative;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1) 0%, rgba(160, 32, 240, 0.1) 100%);
    overflow: hidden;
}

.pack-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.pack-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: var(--spacing-md);
}

.pack-badge {
    padding: 0.375rem 0.875rem;
    background: rgba(0, 255, 255, 0.9);
    color: var(--bg-primary);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pack-content {
    padding: var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.pack-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.3;
}

.pack-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.pack-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.pack-features li svg {
    width: 16px;
    height: 16px;
    color: var(--accent-cyan);
    flex-shrink: 0;
}

.pack-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-cyan);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.pack-cta svg {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}

.pack-card:hover .pack-cta {
    color: var(--text-primary);
}

.pack-card:hover .pack-cta svg {
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .packs-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .pack-title {
        font-size: 1.1rem;
    }

    .pack-features li {
        font-size: 0.85rem;
    }
}

/* ========================================
   Prompts Preview
   ======================================== */
.prompts-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.prompt-card {
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.prompt-card:hover {
    transform: translateY(-5px);
}

.prompt-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 255, 255, 0.15);
    color: var(--accent-cyan);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.prompt-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.prompt-text {
    font-size: 0.9rem;
    font-family: monospace;
    background: rgba(0, 0, 0, 0.3);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-color);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========================================
   Newsletter
   ======================================== */
.newsletter-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl);
    flex-wrap: wrap;
}

.newsletter-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.newsletter-description {
    max-width: 400px;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.newsletter-form input {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    min-width: 280px;
    transition: all var(--transition-fast);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan);
}

.newsletter-form input::placeholder {
    color: var(--text-muted);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.footer-socials {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-cyan);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(15, 15, 15, 0.98);
        backdrop-filter: blur(20px);
        padding: var(--spacing-lg);
        flex-direction: column;
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }

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

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .social-icons {
        display: none;
    }

    .nav-right .btn {
        display: none;
    }

    .nav-menu.active {
        border-bottom: 1px solid rgba(0, 255, 255, 0.2);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

    .hero {
        min-height: 100vh;
        padding-top: 60px;
    }

    .hero-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .shorts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .newsletter-card {
        flex-direction: column;
        text-align: center;
    }

    .newsletter-form {
        width: 100%;
        flex-direction: column;
    }

    .newsletter-form input {
        min-width: 100%;
    }

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

    .footer-socials {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .hero {
        min-height: 90vh;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-description {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-lg);
    }

    .hero-cta .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .shorts-grid {
        grid-template-columns: 1fr;
    }

    .tool-card {
        padding: var(--spacing-md);
    }

    .news-card {
        padding: var(--spacing-md);
    }

    .footer-grid {
        gap: var(--spacing-xl);
    }
}

/* ========================================
   Touch Device Optimizations
   ======================================== */
@media (hover: none) and (pointer: coarse) {
    /* Disable hover effects on touch devices */
    .glass-card:hover {
        transform: none;
        box-shadow: none;
    }

    .tool-card:hover {
        transform: none;
    }

    .short-card:hover {
        transform: none;
    }

    .news-card:hover {
        transform: none;
    }

    /* Larger touch targets */
    .btn {
        min-height: 44px;
    }

    .nav-link {
        padding: var(--spacing-sm) 0;
    }

    /* Disable parallax on touch devices for performance */
    .hero-gradient,
    .hero-particles {
        transform: none !important;
    }
}

/* ========================================
   Performance Optimizations
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero-particles {
        animation: none;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .nav-toggle,
    .hero-bg,
    .footer {
        display: none;
    }

    body {
        background: white;
        color: black;
    }
}