/* ================================
   CSS VARIABLES & RESET
   ================================ */
:root {
    /* Colors - Premium tech-forward palette */
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;
    --color-secondary: #ec4899;
    --color-accent: #06b6d4;

    /* Neutrals */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    --color-black: #030712;

    /* Platform Colors */
    --color-bluesky: #0085ff;
    --color-mastodon: #6364ff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-dark: linear-gradient(180deg, var(--color-gray-900) 0%, var(--color-black) 100%);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow: 0 0 60px -12px var(--color-primary);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-900);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ================================
   UTILITY CLASSES
   ================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Animation utility classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ================================
   NAVIGATION
   ================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.logo-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-lg);
    object-fit: cover;
}

.logo-text {
    color: var(--color-gray-900);
}

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

.nav-links a {
    font-weight: 500;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--color-primary);
}

.nav-cta {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--gradient-primary);
    color: var(--color-white) !important;
    border-radius: var(--radius-full);
    font-weight: 600;
}

.nav-cta:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

/* ================================
   COMING SOON BANNER
   ================================ */
.coming-soon-banner {
    background: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
    color: #fff;
    text-align: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

/* ================================
   HERO SECTION
   ================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--color-primary);
    top: -200px;
    right: -100px;
    opacity: 0.15;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary);
    bottom: -100px;
    left: -100px;
    opacity: 0.1;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.08;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--color-gray-900);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.app-store-badge img {
    height: 50px;
    transition: transform var(--transition-fast);
}

.app-store-badge:hover img {
    transform: translateY(-2px);
}

.hero-platforms {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.coming-soon-text {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    font-weight: 500;
}

.hero-device {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Device Mockups */
.device-mockup {
    position: relative;
}

.iphone-mockup .device-frame {
    width: 280px;
    height: 580px;
    background: var(--color-gray-900);
    border-radius: 50px;
    padding: 12px;
    box-shadow: var(--shadow-2xl);
}

.iphone-mockup .device-screen {
    width: 100%;
    height: 100%;
    background: var(--color-white);
    border-radius: 40px;
    overflow: hidden;
}

.screen-content {
    padding: var(--spacing-lg);
    height: 100%;
}

.mock-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
}

.mock-title {
    font-weight: 600;
    font-size: var(--font-size-lg);
    color: var(--color-gray-900);
}

.mock-editor {
    margin-bottom: var(--spacing-xl);
}

.mock-text-line {
    height: 12px;
    background: var(--color-gray-200);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.mock-text-line.short {
    width: 60%;
}

.mock-platforms {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.mock-platform {
    width: 40px;
    height: 40px;
    background: var(--color-gray-200);
    border-radius: var(--radius-md);
}

.mock-platform.active {
    background: var(--gradient-primary);
}

.mock-button {
    background: var(--gradient-primary);
    color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--color-gray-400);
    border-bottom: 2px solid var(--color-gray-400);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ================================
   SECTION STYLES
   ================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    color: var(--color-primary);
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-gray-900);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ================================
   FEATURES SECTION
   ================================ */
.features {
    padding: var(--spacing-4xl) 0;
    background: var(--color-gray-50);
}

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

.feature-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-100);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-900);
}

.feature-description {
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ================================
   HERO SCREENSHOT
   ================================ */
.hero-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    border-radius: 40px;
}

/* ================================
   SCREENSHOTS SECTION
   ================================ */
.screenshots {
    padding: var(--spacing-4xl) 0;
    background: var(--color-white);
    overflow: hidden;
}

.screenshot-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

.screenshot-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-xl);
    background: var(--color-gray-100);
    border: 2px solid transparent;
    border-radius: var(--radius-full);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-600);
    cursor: pointer;
    transition: all var(--transition-base);
}

.screenshot-tab svg {
    width: 20px;
    height: 20px;
}

.screenshot-tab:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-900);
}

.screenshot-tab.active {
    background: var(--color-white);
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.screenshot-panels {
    position: relative;
}

.screenshot-panel {
    display: none;
}

.screenshot-panel.active {
    display: block;
    animation: fadeInPanel 0.4s ease;
}

@keyframes fadeInPanel {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.screenshot-scroll {
    display: flex;
    gap: var(--spacing-xl);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xl);
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-300) transparent;
}

.screenshot-item:first-child {
    margin-left: auto;
}

.screenshot-item:last-child {
    margin-right: auto;
}

.screenshot-scroll::-webkit-scrollbar {
    height: 6px;
}

.screenshot-scroll::-webkit-scrollbar-track {
    background: transparent;
}

.screenshot-scroll::-webkit-scrollbar-thumb {
    background: var(--color-gray-300);
    border-radius: var(--radius-full);
}

.screenshot-item {
    flex: 0 0 auto;
    scroll-snap-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.screenshot-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-500);
}

/* Phone frame */
.screenshot-item.phone-frame img {
    width: 180px;
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    border: 6px solid var(--color-gray-800);
}

/* Tablet frame */
.screenshot-item.tablet-frame img {
    width: 300px;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    border: 6px solid var(--color-gray-800);
}

.screenshot-item img {
    cursor: pointer;
}

/* Desktop frame */
.screenshot-item.desktop-frame img {
    width: 400px;
    border-radius: 10px;
    box-shadow: var(--shadow-xl);
    border: 3px solid var(--color-gray-800);
    border-bottom-width: 3px;
}

/* Screenshot Lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    animation: lightboxIn 0.2s ease-out;
}

@keyframes lightboxIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

/* ================================
   PLATFORMS SECTION
   ================================ */
.platforms {
    padding: var(--spacing-4xl) 0;
    background: var(--color-white);
}

.platforms-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.platform-card {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    background: var(--color-gray-50);
    transition: all var(--transition-base);
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.platform-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xl);
    transition: transform var(--transition-base);
}

.platform-icon svg {
    width: 48px;
    height: 48px;
}

.platform-icon.bluesky {
    background: linear-gradient(135deg, #0085ff 0%, #00a2ff 100%);
    color: var(--color-white);
}

.platform-icon.mastodon {
    background: linear-gradient(135deg, #6364ff 0%, #858afa 100%);
    color: var(--color-white);
}

.platform-card:hover .platform-icon {
    transform: scale(1.1);
}

.platform-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-900);
}

.platform-card p {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}


/* ================================
   BENEFITS SECTION
   ================================ */
.benefits {
    padding: var(--spacing-4xl) 0;
    background: var(--color-gray-50);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.benefits-content {
    max-width: 500px;
}

.benefit-list {
    margin-top: var(--spacing-xl);
}

.benefit-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.benefit-check {
    width: 32px;
    height: 32px;
    min-width: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    border-radius: var(--radius-full);
}

.benefit-check svg {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
}

.benefit-text h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-gray-900);
}

.benefit-text p {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}

.benefits-visual {
    display: flex;
    justify-content: center;
}

.stats-card {
    background: var(--gradient-primary);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    box-shadow: var(--shadow-glow);
}

.stat {
    text-align: center;
    color: var(--color-white);
}

.stat-number {
    display: block;
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

/* ================================
   DOWNLOAD SECTION
   ================================ */
.download {
    padding: var(--spacing-4xl) 0;
    background: var(--gradient-dark);
    text-align: center;
}

.download-content {
    max-width: 600px;
    margin: 0 auto;
}

.download .section-title {
    color: var(--color-white);
}

.download .section-subtitle {
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-xl);
}

.download-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.app-store-badge.large img {
    height: 60px;
}

.requirements {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

/* ================================
   FOOTER
   ================================ */
.footer {
    background: var(--color-gray-900);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    color: var(--color-gray-400);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid var(--color-gray-800);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-logo .logo-text {
    color: var(--color-white);
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.footer-tagline {
    color: var(--color-gray-500);
}

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

.footer-column h4 {
    color: var(--color-white);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-column a:hover {
    color: var(--color-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-sm);
}

.made-with {
    color: var(--color-gray-600);
}

/* ================================
   RESPONSIVE DESIGN
   ================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-device {
        transform: scale(0.75);
        transform-origin: center top;
        margin-top: var(--spacing-xl);
    }

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

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

    .screenshot-item.tablet-frame img {
        width: 260px;
    }

    .screenshot-item.desktop-frame img {
        width: 340px;
    }

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

    .benefits-visual {
        order: -1;
    }

    .stats-card {
        width: 100%;
        max-width: 400px;
    }

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

    .footer-links {
        margin-top: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        border-bottom: 1px solid var(--color-gray-200);
        box-shadow: var(--shadow-md);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

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

    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }

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

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

    .platforms-showcase {
        grid-template-columns: 1fr;
    }

    .hero-device {
        display: none;
    }

    .screenshot-item.phone-frame img {
        width: 160px;
    }

    .screenshot-item.tablet-frame img {
        width: 240px;
    }

    .screenshot-item.desktop-frame img {
        width: 300px;
    }

    .screenshot-tab {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .scroll-indicator {
        display: none;
    }

    .hero {
        min-height: auto;
        padding-top: calc(80px + var(--spacing-2xl));
        padding-bottom: var(--spacing-2xl);
    }

}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .download-badges {
        flex-direction: column;
        align-items: center;
    }

    .stats-card {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

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

    html {
        scroll-behavior: auto;
    }

    .animate-on-scroll {
        opacity: 1;
        transform: none;
    }
}

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ================================
   DARK MODE
   ================================ */
/* Dark mode always active */
:root {
    --color-white: #0a0a0b;
    --color-gray-50: #111113;
    --color-gray-100: #18181b;
    --color-gray-200: #27272a;
    --color-gray-300: #3f3f46;
    --color-gray-400: #71717a;
    --color-gray-500: #a1a1aa;
    --color-gray-600: #d4d4d8;
    --color-gray-700: #e4e4e7;
    --color-gray-800: #f4f4f5;
    --color-gray-900: #fafafa;
    --color-black: #ffffff;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.4), 0 8px 10px -6px rgb(0 0 0 / 0.3);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.5);
}

body {
    color: var(--color-gray-900);
    background-color: var(--color-white);
}

.navbar {
    background: rgba(10, 10, 11, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar.scrolled {
    background: rgba(10, 10, 11, 0.95);
}

.logo-text {
    color: var(--color-gray-900);
}

.nav-links a {
    color: var(--color-gray-500);
}

.mobile-menu-btn span {
    background: var(--color-gray-400);
}

.hero-title {
    color: var(--color-gray-900);
}

.hero-subtitle {
    color: var(--color-gray-500);
}

.hero-platforms {
    color: var(--color-gray-500);
}

.orb-1 { opacity: 0.2; }
.orb-2 { opacity: 0.15; }
.orb-3 { opacity: 0.12; }

.section-title {
    color: var(--color-gray-900);
}

.section-subtitle {
    color: var(--color-gray-500);
}

.features {
    background: var(--color-gray-50);
}

.feature-card {
    background: var(--color-gray-100);
    border-color: var(--color-gray-200);
}

.feature-card:hover {
    border-color: var(--color-primary);
}

.feature-title {
    color: var(--color-gray-900);
}

.feature-description {
    color: var(--color-gray-500);
}

.screenshots {
    background: var(--color-white);
}

.screenshot-tab {
    background: var(--color-gray-100);
    color: var(--color-gray-500);
}

.screenshot-tab:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-900);
}

.screenshot-tab.active {
    background: var(--color-gray-100);
    border-color: var(--color-primary-light);
    color: var(--color-primary-light);
}

.screenshot-item.phone-frame img,
.screenshot-item.tablet-frame img {
    border-color: var(--color-gray-400);
}

.screenshot-item.desktop-frame img {
    border-color: var(--color-gray-400);
}

.screenshot-label {
    color: var(--color-gray-500);
}

.screenshot-scroll::-webkit-scrollbar-thumb {
    background: var(--color-gray-300);
}

.platforms {
    background: var(--color-white);
}

.platform-card {
    background: var(--color-gray-50);
}

.platform-card h3 {
    color: var(--color-gray-900);
}

.platform-card p {
    color: var(--color-gray-500);
}

.benefits {
    background: var(--color-gray-50);
}

.benefit-text h4 {
    color: var(--color-gray-900);
}

.benefit-text p {
    color: var(--color-gray-500);
}

.download {
    background: linear-gradient(180deg, #000 0%, #0a0a0b 100%);
}

.download .section-title {
    color: #fff;
}

.download .section-subtitle {
    color: #71717a;
}

.requirements {
    color: #71717a;
}

.footer {
    background: #000;
}

.footer-content {
    border-bottom-color: var(--color-gray-200);
}

.footer-logo .logo-text {
    color: #fff;
}

.footer-tagline {
    color: #71717a;
}

.footer-column h4 {
    color: #fff;
}

.footer-column a:hover {
    color: #fff;
}

.made-with {
    color: #52525b;
}

@media (max-width: 768px) {
    .nav-links {
        background: var(--color-gray-100);
        border-bottom-color: var(--color-gray-200);
    }
}

.scroll-indicator {
    color: var(--color-gray-500);
}

.scroll-arrow {
    border-color: var(--color-gray-500);
}