/* Header */
header {
    background: rgba(30, 60, 114, 0.95);
    backdrop-filter: blur(10px);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

header.scrolled {
    padding: 0.5rem 0;
    background: rgba(30, 60, 114, 0.98);
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.logo img {
    height: 50px;
    width: auto;
    transition: all 0.3s ease;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: bold;
    letter-spacing: 1px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
    color: white;
}

.logo:hover {
    transform: scale(1.05);
}

.logo:hover img {
    filter: brightness(1.2);
}

/* Logo in Landing Page */
.landing-logo {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeInDown 0.8s ease;
}

.landing-logo img {
    width: 200px;
    height: auto;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 10px 30px rgba(0,0,0,0.3));
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    transition: all 0.3s;
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
    cursor: pointer;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #64b5f6;
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: #64b5f6;
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--card-bg);
    border-radius: 3px;
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(30, 60, 114, 0.95), rgba(42, 82, 152, 0.95)), 
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%231e3c72" width="1200" height="600"/><circle fill="%232a5298" opacity="0.1" cx="200" cy="100" r="100"/><circle fill="%232a5298" opacity="0.1" cx="800" cy="400" r="150"/></svg>');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 200px 2rem 140px;
    margin-top: 60px;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0,0,0,0.3);
    font-weight: 700;
    letter-spacing: 2px;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b35, #ff8c61);
    color: white;
    padding: 1.2rem 3rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.4s ease;
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.4);
}

.cta-button:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.5);
}