:root {
    --brand-blue: #00AEEF;
    --brand-pink: #EC008C;
    --brand-navy: #1B1464;
    --brand-purple: #662D91;
    --text-color: #333;
    --bg-light: #f4f7f6;
    --white: #ffffff;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-light);
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

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

.logo img {
    height: 60px;
}

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav a {
    text-decoration: none;
    color: var(--brand-navy);
    font-weight: 600;
    transition: color 0.3s;
}

.nav a:hover {
    color: var(--brand-blue);
}

.btn-nav {
    background-color: var(--brand-pink);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
}

.btn-nav:hover {
    background-color: #c90076;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-menu {
    display: none;
    background: white;
    padding: 1rem;
    border-top: 1px solid #eee;
}

.mobile-menu.active {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu a {
    text-decoration: none;
    color: var(--brand-navy);
    font-weight: 600;
    padding: 0.5rem 0;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-purple) 100%);
    color: white;
    padding: 6rem 20px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.9;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s;
    border: none;
    cursor: pointer;
}

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

.btn-primary {
    background-color: var(--brand-blue);
    color: white;
}

.btn-secondary {
    background-color: var(--brand-pink);
    color: white;
}

/* Sections */
.section {
    padding: 4rem 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    color: var(--brand-navy);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section-title p {
    color: #666;
}

/* Grid & Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
}

.card h3 {
    color: var(--brand-navy);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--brand-navy);
    color: white;
    padding: 4rem 20px 2rem;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--brand-blue);
}

/* Responsive */
@media (max-width: 768px) {
    .nav { display: none; }
    .mobile-menu-btn { display: block; }
    .hero h1 { font-size: 2rem; }
    .grid { grid-template-columns: 1fr; }
}