/* AuraLens Gen Z - Main Styles */
/* Vercel Monochrome Dark Aesthetic */

:root {
    /* Colors - Vercel Dark Mode */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-elevated: #111111;
    --bg-hover: #1a1a1a;

    --text-primary: #ededed;
    --text-secondary: #a1a1a1;
    --text-tertiary: #6b6b6b;

    --border-primary: #2a2a2a;
    --border-secondary: #1a1a1a;

    --accent-primary: #0070f3;
    --accent-hover: #0761d1;

    /* Spacing - Original variable names */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Animation - Netflix Physics */
    --ease-out-cubic: cubic-bezier(0.215, 0.61, 0.355, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --duration-fast: 200ms;
    --duration-normal: 300ms;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
}

/* Page Transition */
body {
    animation: fadeIn var(--duration-normal) var(--ease-out-cubic);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

h1 {
    font-size: clamp(40px, 8vw, 72px);
}

h2 {
    font-size: clamp(32px, 6vw, 48px);
}

h3 {
    font-size: clamp(24px, 4vw, 32px);
}

a {
    color: inherit;
    text-decoration: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* Section */
.section {
    padding: var(--spacing-3xl) 0;
}

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

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

.section-subtitle {
    color: var(--text-secondary);
    font-size: 18px;
    margin-top: var(--spacing-sm);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-primary);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo-bracket {
    color: var(--text-tertiary);
}

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

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

.nav-link {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--spacing-lg);
    height: 40px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out-cubic);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn:active {
    transform: scale(0.96);
}

.btn-primary {
    background: #0a0a0a;
    color: white;
    border: 1px solid var(--border-primary);
}

.btn-primary:hover {
    background: #1a1a1a;
    border-color: var(--text-secondary);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
}

.btn-secondary:hover {
    border-color: var(--text-secondary);
    background: var(--bg-elevated);
}

.btn-large {
    height: 48px;
    padding: 0 var(--spacing-xl);
    font-size: 16px;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

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

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(0, 112, 243, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-title {
    margin: var(--spacing-lg) 0;
    background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(16px, 3vw, 18px);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-search {
    display: flex;
    gap: var(--spacing-md);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.search-input {
    flex: 1;
    height: 56px;
    padding: 0 var(--spacing-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 15px;
    transition: all 0.2s;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-secondary);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

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

.hero-categories {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.category-pill {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-full);
    font-size: 14px;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.category-pill:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

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

.stat-card {
    padding: var(--spacing-xl);
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    text-align: center;
}

.stat-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.stat-value {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 12px;
    color: var(--text-tertiary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Trending Carousel */
.trending-carousel {
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: var(--spacing-md);
    scrollbar-width: none;
}

.trending-carousel::-webkit-scrollbar {
    display: none;
}

.trending-card {
    min-width: 320px;
    scroll-snap-align: start;
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.2s;
}

.trending-card:hover {
    border-color: var(--border-primary);
    transform: scale(1.02);
    z-index: 10;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
}

/* Add subtle shine effect */
.trending-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom right,
            rgba(255, 255, 255, 0.05) 0%,
            rgba(255, 255, 255, 0) 40%);
    pointer-events: none;
}

/* Steps Grid */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.step-card {
    position: relative;
    padding: var(--spacing-xl);
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    text-align: center;
}

.step-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-tertiary);
}

.step-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.step-card h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
}

.step-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

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

.category-card {
    position: relative;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.category-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: all 0.3s;
}

.category-card:hover::before {
    background: rgba(0, 0, 0, 0.1);
}

.category-card:hover {
    transform: scale(1.02);
    border-color: var(--text-tertiary);
}

.category-icon {
    position: relative;
    z-index: 1;
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.category-card h3 {
    position: relative;
    z-index: 1;
    font-size: 24px;
    margin-bottom: var(--spacing-xs);
    color: white;
}

.category-count {
    position: relative;
    z-index: 1;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

/* Ticker */
.ticker-container {
    overflow: hidden;
}

.ticker-track {
    display: flex;
    gap: var(--spacing-2xl);
    animation: ticker 30s linear infinite;
}

@keyframes ticker {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.ticker-item {
    white-space: nowrap;
    color: var(--text-tertiary);
    font-size: 14px;
}

/* CTA Section */
.cta-section {
    background: radial-gradient(circle at 50% 50%, rgba(0, 112, 243, 0.1) 0%, transparent 70%);
    text-align: center;
}

.cta-content h2 {
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

@media (max-width: 768px) {
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

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

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

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

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-col a {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    transition: color 0.2s;
}

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

.footer-tagline {
    color: var(--text-tertiary);
    font-size: 14px;
    margin-top: var(--spacing-sm);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-secondary);
    font-size: 14px;
    color: var(--text-tertiary);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    color: var(--text-tertiary);
    transition: color 0.2s;
}

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

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}