:root {
    --primary-color: #03314B;
    --accent-color: #D4AF37;
    --text-primary: #333333;
    --text-secondary: #666666;
    --bg-light: #F0F1F3;
    --bg-white: #FFFFFF;
    --nav-height: 80px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* Header & Nav */
header {
    background-color: var(--bg-white);
    height: var(--nav-height);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s;
}

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

.btn-login {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 24px;
    border-radius: 20px;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s;
}

.btn-login:hover {
    background-color: var(--accent-color);
    color: white;
}

/* Hero Section */
.hero {
    margin-top: var(--nav-height);
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #054A70 100%);
    color: white;
    text-align: center;
}

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

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero p {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 40px;
    color: rgba(255,255,255,0.9);
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary {
    padding: 15px 40px;
    background-color: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

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

.section-title {
    text-align: center;
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
    margin: 15px auto 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 30px;
    border-radius: 20px;
    background-color: white;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s;
    border: 1px solid rgba(0,0,0,0.05);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(212, 175, 55, 0.3);
}

.feature-icon {
    font-size: 48px;
    color: var(--accent-color);
    margin-bottom: 20px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Showcase */
.bg-light {
    background-color: var(--bg-light);
}

.app-showcase {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background-color: #fff;
    border-radius: 40px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    border: 12px solid #333;
    overflow: hidden;
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background-color: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.phone-screen img {
    width: 100%;
    height: auto;
}

.showcase-text {
    max-width: 500px;
}

.showcase-text h3 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.showcase-list {
    list-style: none;
}

.showcase-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
}

.check-icon {
    color: var(--accent-color);
    font-weight: bold;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: var(--accent-color);
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-col p, .footer-col a {
    color: rgba(255,255,255,0.7);
    margin-bottom: 10px;
    display: block;
    text-decoration: none;
    font-size: 14px;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .nav-links {
        display: none;
    }
    
    .app-showcase {
        flex-direction: column;
        text-align: center;
    }
}