:root {
    --primary: #1e3a5f;
    --primary-dark: #162a45;
    --accent: #93c5fd;
    --text: #1e293b;
    --text-light: #64748b;
    --light-bg: #f8fafc;
    --success: #22c55e;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text);
    margin: 0;
    background-color: white;
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

header {
    background: var(--primary);
    color: white;
    padding: 24px 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 32px;
    margin: 0;
    padding: 0;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    opacity: 0.8;
    transition: opacity 0.2s;
}

nav a:hover {
    opacity: 1;
}

/* Hero Section */
.hero, .app-hero {
    padding: 120px 0;
    background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
    color: white;
}

.hero { text-align: center; }

.hero h1 {
    font-size: 56px;
    margin: 0 0 24px;
    letter-spacing: -1.5px;
    line-height: 1.1;
}

.hero p {
    font-size: 22px;
    opacity: 0.8;
    max-width: 700px;
    margin: 0 auto;
}

/* App Hero */
.hero-flex {
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero-text { flex: 1; }
.hero-text h1 { font-size: 48px; margin-bottom: 16px; }
.hero-text .tagline { font-size: 20px; color: var(--accent); font-weight: 600; }

.hero-visual { flex: 1; display: flex; justify-content: flex-end; }

/* Phone Mock */
.phone-mock {
    width: 280px;
    height: 560px;
    background: #000;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.3);
    border: 4px solid #334155;
}

.mock-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 30px;
    overflow: hidden;
    color: var(--text);
}

.mock-header {
    background: var(--primary);
    color: white;
    padding: 40px 20px 20px;
    font-weight: 700;
    text-align: center;
}

.mock-content { padding: 20px; }
.mock-item {
    background: var(--light-bg);
    margin-bottom: 12px;
    padding: 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    border-left: 4px solid var(--success);
}

/* Featured Section */
.section-heading {
    text-align: center;
    font-size: 32px;
    margin-bottom: 48px;
    color: var(--primary);
}

.featured-app { padding: 100px 0; }

.app-card {
    background: var(--light-bg);
    border-radius: 32px;
    padding: 60px;
    display: flex;
    gap: 60px;
    align-items: center;
    border: 1px solid #e2e8f0;
}

.app-info { flex: 1; }
.app-info h2 { font-size: 36px; margin: 0; color: var(--primary); }
.app-info .tagline { font-weight: 600; color: var(--text-light); margin-bottom: 20px; }
.app-info .description { font-size: 18px; margin-bottom: 32px; color: #475569; }

.btn-primary {
    background: var(--primary);
    color: white;
    padding: 14px 32px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    transition: transform 0.2s;
}

.btn-primary:hover { transform: translateY(-2px); }

.icon-frame {
    width: 180px;
    height: 180px;
    background: var(--primary);
    border-radius: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 90px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Grid Sections */
.benefits { padding: 100px 0; background: var(--light-bg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.benefit-card { background: white; padding: 40px; border-radius: 24px; border: 1px solid #e2e8f0; }
.benefit-icon { font-size: 32px; margin-bottom: 20px; }
.benefit-card h3 { margin: 0 0 16px; font-size: 20px; }
.benefit-card p { margin: 0; color: var(--text-light); }

/* Detailed Features */
.features-detailed { padding: 100px 0; }
.feature-row { display: flex; align-items: center; gap: 80px; margin-bottom: 100px; }
.feature-row.reverse { flex-direction: row-reverse; }
.feature-text { flex: 1; }
.feature-text h2 { font-size: 36px; margin-bottom: 20px; }
.feature-text ul { padding-left: 20px; }
.feature-text li { margin-bottom: 12px; }
.feature-image { flex: 1; }
.feature-box { background: var(--light-bg); border-radius: 24px; padding: 40px; border: 1px solid #e2e8f0; min-height: 200px; display: flex; flex-direction: column; justify-content: center; }

/* Policy Content */
.policy-content { padding: 100px 0; max-width: 850px; margin: 0 auto; }
.policy-content h1 { font-size: 42px; margin-bottom: 12px; }
.last-updated { color: var(--text-light); margin-bottom: 48px; font-weight: 600; }
.policy-content h2 { margin-top: 48px; border-bottom: 2px solid var(--light-bg); padding-bottom: 12px; }

/* CTA Bottom */
.cta-bottom { padding: 100px 0; text-align: center; border-top: 1px solid #e2e8f0; }
.cta-bottom h2 { font-size: 36px; margin-bottom: 16px; }

.badges { display: flex; gap: 16px; }
.placeholder-badge { background: #e2e8f0; padding: 12px 24px; border-radius: 10px; font-size: 14px; font-weight: 700; color: #475569; }

footer {
    padding: 80px 0;
    background: var(--light-bg);
    border-top: 1px solid #e2e8f0;
    text-align: center;
    font-size: 15px;
    color: var(--text-light);
}

footer a { color: var(--primary); text-decoration: none; font-weight: 600; }

@media (max-width: 900px) {
    .hero-flex, .feature-row, .grid-3 { flex-direction: column; grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { justify-content: center; }
    .app-card { flex-direction: column; text-align: center; padding: 40px; }
    .logo { margin-bottom: 20px; }
    nav { flex-direction: column; }
    .hero h1 { font-size: 40px; }
}