/* ===================================
   Paid Showcase Website - Styles
   Premium Design with Dark/Light Mode
   =================================== */

:root {
    /* Colors */
    --color-primary: #007AFF;
    --color-primary-dark: #0056b3;
    --color-gradient-start: #007AFF;
    --color-gradient-end: #00C6FF;
    --color-background: #0a0a0a;
    --color-surface: #1a1a1a;
    --color-surface-light: #2a2a2a;
    --color-text: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-border: #333;

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

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-hero: clamp(3rem, 8vw, 6rem);
    --font-size-section: clamp(2rem, 4vw, 3.5rem);
    --font-size-body: 1.125rem;

    /* Effects */
    --border-radius: 16px;
    --border-radius-lg: 24px;
    --shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    font-size: 1.75rem;
}

.nav-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
}

/* Hero Watermark - Floating background icon */
.hero-watermark {
    position: absolute;
    width: 500px;
    height: 500px;
    max-width: 80vw;
    opacity: 0.04;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
    filter: blur(2px);
    animation: float 8s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    50% {
        transform: translate(-50%, -48%) rotate(3deg);
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: bounce 2s ease-in-out infinite;
    z-index: 10;
}

.scroll-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    opacity: 0.7;
}

.scroll-indicator span {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

/* Footer Icon */
.footer-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: calc(var(--spacing-xl) + 60px) var(--spacing-md) var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 800px;
    height: 600px;
    background: radial-gradient(ellipse at center, rgba(0, 122, 255, 0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(0, 122, 255, 0.1);
    border: 1px solid rgba(0, 122, 255, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.hero-title {
    font-size: var(--font-size-hero);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-body);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 122, 255, 0.3);
}

/* Hero Phones */
.hero-phones {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: -50px;
    margin-top: var(--spacing-lg);
    z-index: 1;
    perspective: 1000px;
}

.phone {
    position: relative;
    border-radius: 40px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.phone img {
    display: block;
    width: 100%;
    height: auto;
}

.phone-1 {
    width: 240px;
    z-index: 1;
    transform: translateX(60px) rotate(-5deg);
}

.phone-2 {
    width: 280px;
    z-index: 3;
}

.phone-3 {
    width: 240px;
    z-index: 2;
    transform: translateX(-60px) rotate(5deg);
}

.phone:hover {
    transform: translateY(-10px) scale(1.02);
    z-index: 10;
}

/* Section Styles */
section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.section-title {
    font-size: var(--font-size-section);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: var(--font-size-body);
    color: var(--color-text-secondary);
}

/* Features Grid */
.features {
    background: var(--color-surface);
}

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

.feature-card {
    background: var(--color-surface-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* App Showcase */
.app-showcase {
    background: var(--color-background);
}

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

.showcase-content {
    padding-right: var(--spacing-md);
}

.showcase-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.showcase-phone {
    display: flex;
    justify-content: center;
}

.showcase-phone img {
    max-width: 320px;
    border-radius: 40px;
    box-shadow: var(--shadow);
}

/* Roadmap */
.roadmap {
    background: var(--color-surface);
}

.roadmap-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
    padding-left: var(--spacing-md);
}

.roadmap-timeline::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
}

.roadmap-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-lg);
}

.roadmap-dot {
    position: absolute;
    left: 0;
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    border: 3px solid var(--color-background);
}

.roadmap-content {
    background: var(--color-surface-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.roadmap-date {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.roadmap-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.roadmap-content p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Privacy & Terms */
.privacy,
.terms {
    background: var(--color-background);
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.privacy-card {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.privacy-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.privacy-card p,
.privacy-card li {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.privacy-card ul {
    list-style: none;
    padding-left: 0;
}

.privacy-card ul li {
    position: relative;
    padding-left: 1.5rem;
}

.privacy-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.privacy-card a {
    color: var(--color-primary);
}

.privacy-card a:hover {
    text-decoration: underline;
}

/* Contact */
.contact {
    background: var(--color-surface);
    text-align: center;
}

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

.contact-info {
    margin: var(--spacing-lg) 0;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-surface-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.contact-link:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

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

.contact-cta {
    margin-top: var(--spacing-lg);
}

.contact-cta p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

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

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
}

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

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

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

.footer-copyright {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

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

    .hero-phones {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }

    .phone-1,
    .phone-2,
    .phone-3 {
        width: 200px;
        transform: none;
    }

    .phone-2 {
        width: 240px;
    }

    .app-showcase .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .showcase-content {
        padding-right: 0;
        order: 2;
    }

    .showcase-stats {
        justify-content: center;
    }

    .showcase-phone {
        order: 1;
    }
}

/* Animations (will be enhanced with GSAP) */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
}

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

/* Legal Links Grid (Home Page) */
.legal-links {
    background: var(--color-surface);
}

.legal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    max-width: 700px;
    margin: 0 auto;
}

.legal-link-card {
    display: block;
    background: var(--color-surface-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition);
    text-align: center;
    position: relative;
}

.legal-link-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.legal-link-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.legal-link-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.legal-link-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.legal-link-arrow {
    position: absolute;
    top: 50%;
    right: var(--spacing-md);
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--color-primary);
    opacity: 0;
    transition: var(--transition);
}

.legal-link-card:hover .legal-link-arrow {
    opacity: 1;
    right: calc(var(--spacing-md) - 5px);
}

/* Legal Pages (Privacy & Terms) */
.legal-page {
    padding-top: calc(var(--spacing-xl) + 60px);
    min-height: 100vh;
    background: var(--color-background);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.legal-card {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.legal-card h2 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.legal-card p,
.legal-card li {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.legal-card ul {
    list-style: none;
    padding-left: 0;
    margin-top: 0.5rem;
}

.legal-card ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.legal-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.legal-card a {
    color: var(--color-primary);
}

.legal-card a:hover {
    text-decoration: underline;
}

/* Active Nav Link */
.nav-links a.active {
    color: var(--color-primary);
}