:root {
    --primary-navy: #1A365D;
    --secondary-red: #E53E3E;
    --background-slate: #F8FAFC;
    --text-gray: #4A5568;
    --light-gray: #A0AEC0;
}

/* Typography */
h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: #FFFFFF;
    line-height: 1.2;
}

h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary-navy);
}

p {
    font-size: 1.125rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Navigation */
.navbar {
    height: 80px;
    background-color: #FFFFFF;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    z-index: 1000;
}

.nav-link {
    font-weight: 500;
    color: var(--primary-navy);
    margin: 0 15px;
}

.nav-link:hover {
    color: var(--secondary-red);
}

/* Hero Section */
.hero-section {
    height: 700px;
    background: linear-gradient(135deg, #1A365D 0%, #2A4365 100%);
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero-text p {
    color: var(--light-gray);
    margin-bottom: 40px;
}

.hero-image img {
    filter: drop-shadow(0 20px 50px rgba(0,0,0,0.5));
    max-width: 100%;
}

/* Buttons */
.btn-custom-primary {
    background-color: var(--primary-navy);
    color: #FFFFFF;
    border-radius: 6px;
    padding: 12px 24px;
    font-weight: 600;
    border: none;
}

.btn-custom-danger {
    background-color: var(--secondary-red);
    color: #FFFFFF;
    border-radius: 6px;
    padding: 12px 24px;
    font-weight: 600;
    border: none;
    box-shadow: 0 4px 14px 0 rgba(229, 62, 62, 0.39);
}

.btn-custom-danger:hover {
    background-color: #C53030;
    color: #FFFFFF;
}

.btn-hero {
    font-size: 18px;
    padding: 16px 32px;
}

/* Savings Calculator */
.calculator-wrapper {
    margin-top: -100px;
    position: relative;
    z-index: 10;
}

.calculator-card {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    max-width: 900px;
    margin: 0 auto;
}

.step-card {
    border: 2px solid #E2E8F0;
    border-radius: 8px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    height: 100%;
}

.step-card:hover, .step-card.active {
    border-color: var(--secondary-red);
    background-color: #FFF5F5;
}

/* Feature Grid */
.feature-section {
    padding: 100px 0;
    background-color: #FFFFFF;
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-navy);
    margin-bottom: 20px;
}

/* Footer */
footer {
    background-color: var(--primary-navy);
    color: #FFFFFF;
    padding: 60px 0;
}

.footer-link {
    color: #FFFFFF;
    text-decoration: none;
    opacity: 0.8;
}

.footer-link:hover {
    opacity: 1;
}

.xl-icon {
    text-decoration: none;
    font-size: x-large;
    line-height: 1;
}

/* Utilities */
.text-navy { color: var(--primary-navy); }
.text-red { color: var(--secondary-red); }
.bg-slate { background-color: var(--background-slate); }