:root {
    --primary: #6366f1; /* Modern Indigo */
    --primary-hover: #4f46e5;
    --bg: #0f172a;
    --surface: #1e293b;
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --border: rgba(255, 255, 255, 0.1);
    --radius: 12px;
    --nav-height: 80px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    margin: 0;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin: 0 0 1rem 0;
    line-height: 1.2;
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(to right, #fff, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    width: 100%;
}

/* Header */
header {
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
}

.logo img {
    height: 32px;
    width: 32px;
}

nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

nav a {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
}

nav a:hover, nav a.active {
    color: #fff;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero p.tagline {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.cta-button {
    background: var(--primary);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 9999px; /* Pill shape */
    font-weight: 600;
    transition: transform 0.2s, background 0.2s;
    display: inline-block;
}

.cta-button:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    color: white;
}

/* App Grid */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.app-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: transform 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.app-card h3 {
    color: #fff;
    margin-bottom: 0.5rem;
}

.app-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), #818cf8);
    border-radius: 16px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.store-badges {
    margin-top: auto;
    display: flex;
    gap: 1rem;
    padding-top: 1.5rem;
}

.store-badges img {
    height: 40px;
    opacity: 0.9;
    transition: opacity 0.2s;
}

.store-badges img:hover {
    opacity: 1;
}

/* Content Pages (Privacy, Terms, Support) */
.content-wrapper {
    max-width: 800px;
    margin: 4rem auto;
    padding: 0 1.5rem;
}

.content-wrapper h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: left; /* Reset center align from hero if needed */
}

.content-wrapper section {
    margin-bottom: 3rem;
}

.content-wrapper h2 {
    font-size: 1.5rem;
    color: #fff;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content-wrapper ul {
    color: var(--text-muted);
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.content-wrapper li {
    margin-bottom: 0.5rem;
}

/* Verify Email Page */
.verify-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    text-align: center;
}

.status-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.success { color: #10b981; }
.error { color: #ef4444; }

/* Support Form */
.support-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.support-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
}

.support-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

/* Footer */
footer {
    margin-top: auto;
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
    background: var(--bg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h4 {
    margin-bottom: 1rem;
    color: #fff;
    font-size: 1.25rem;
}

.footer-links h5 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    
    header {
        padding: 0 1rem;
    }
    
    nav {
        display: none; /* Simple hiding for minimalistic mvp, can add hamburger later if needed */
    }
    
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}