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

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --success: #34C759;
    --background: #1A1A2E;
    --surface: #16213E;
    --text: #FFFFFF;
    --text-secondary: #B8B8C0;
    --border: #2A2A3E;
    --shadow: rgba(0, 0, 0, 0.3);
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 16px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 600;
}

.nav-brand .emoji {
    font-size: 24px;
}

.nav-links {
    display: flex;
    gap: 24px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-links .app-store-link {
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    transition: background 0.2s;
}

.nav-links .app-store-link:hover {
    background: var(--primary-dark);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

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

/* Hero Section */
.hero {
    background: var(--gradient-1);
    color: white;
    padding: 100px 0 80px;
    text-align: center;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 32px;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 32px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px var(--shadow);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
}

.hero-badges {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

/* Features Section */
.features {
    padding: 80px 0;
}

.features h2 {
    text-align: center;
    font-size: 42px;
    margin-bottom: 48px;
    color: var(--text);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--surface);
    padding: 32px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border);
    transition: border-color 0.2s;
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--text);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Privacy Section */
.privacy-section {
    background: var(--background);
    padding: 80px 0;
}

.privacy-header {
    text-align: center;
    margin-bottom: 48px;
}

.privacy-header h2 {
    font-size: 42px;
    margin-bottom: 8px;
}

.last-updated {
    color: var(--text-secondary);
    font-size: 14px;
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-block {
    background: var(--surface);
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 16px;
    border: 1px solid var(--border);
}

.privacy-block h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text);
}

.privacy-block p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.privacy-block a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

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

/* Support Section */
.support-section {
    padding: 80px 0;
}

.support-section h2 {
    text-align: center;
    font-size: 42px;
    margin-bottom: 48px;
}

.support-content {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
}

.faq h3 {
    font-size: 24px;
    margin-bottom: 24px;
}

.faq-item {
    margin-bottom: 24px;
}

.faq-item h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text);
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-box {
    background: var(--surface);
    color: var(--text);
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--primary);
    text-align: center;
    height: fit-content;
}

.contact-box h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.contact-box p {
    margin-bottom: 20px;
    opacity: 0.95;
}

.contact-box .btn {
    width: 100%;
    justify-content: center;
}

.response-time {
    margin-top: 12px;
    font-size: 12px;
    opacity: 0.8;
}

/* Footer */
.footer {
    background: var(--surface);
    color: var(--text);
    padding: 48px 0 24px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 600;
}

.footer-brand .emoji {
    font-size: 24px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    margin-bottom: 4px;
}

.made-with {
    font-size: 12px;
    opacity: 0.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 65px;
        left: 0;
        right: 0;
        background: rgba(26, 26, 46, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 20px;
        gap: 20px;
        border-bottom: 1px solid var(--border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 4px 12px var(--shadow);
    }

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

    .nav-links a {
        font-size: 16px;
        padding: 8px 0;
        text-align: center;
        border-bottom: 1px solid var(--border);
    }

    .nav-links a:last-child {
        border-bottom: none;
    }

    .nav-links .app-store-link {
        padding: 12px 24px;
        border-radius: 8px;
        border-bottom: none;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .features h2,
    .privacy-header h2,
    .support-section h2 {
        font-size: 32px;
    }

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

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

    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0 40px;
    }

    .hero-content h1 {
        font-size: 28px;
    }

    .btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .feature-card {
        padding: 24px;
    }

    .features,
    .privacy-section,
    .support-section {
        padding: 48px 0;
    }
}