@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --bg-light-start: #1B2B3F;   
    --bg-dark-end: #0B111A;      
    --card-bg: rgba(22, 33, 50, 0.75); 
    --text-white: #FFFFFF;       
    --text-offwhite: #E2E8F0;    
    
    --blue-vibrant: #4DB8FF;     
    --blue-primary: #2A75D3;     
    --accent-red: #E63946;       
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: linear-gradient(180deg, var(--bg-light-start) 0%, var(--bg-dark-end) 100%);
    background-attachment: fixed; 
    background-repeat: no-repeat;
    min-height: 100vh;
    color: var(--text-offwhite);
    line-height: 1.8;
}

nav {
    background-color: rgba(17, 25, 38, 0.85); 
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-white);
    text-decoration: none;
    letter-spacing: 1.5px;
}

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

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-offwhite);
    font-weight: 600;
    transition: color 0.3s ease;
    padding-bottom: 5px;
    position: relative;
    font-size: 1.05rem;
}

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

.nav-links a.active {
    color: var(--text-white);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-vibrant), var(--blue-primary));
    bottom: 0;
    left: 0;
    border-radius: 2px;
}

.hero {
    background: linear-gradient(135deg, rgba(42, 117, 211, 0.2) 0%, rgba(11, 17, 26, 0.6) 100%);
    color: var(--text-white);
    padding: 140px 5%;
    text-align: center;
    border-bottom: 4px solid var(--blue-vibrant);
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -1px;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.5);
}

.hero p {
    font-size: 1.4rem;
    font-weight: 300;
    max-width: 800px;
    margin: 0 auto;
    color: var(--blue-vibrant);
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.8);
}

.container {
    padding: 80px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.8rem;
    color: var(--text-white);
    margin-bottom: 60px;
    text-align: center;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--blue-primary), var(--blue-vibrant));
    margin: 20px auto 0;
    border-radius: 2px;
}

.full-width-grid {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.card {
    background: linear-gradient(145deg, var(--card-bg) 0%, rgba(11, 17, 26, 0.85) 100%);
    padding: 50px 60px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-left: 6px solid var(--blue-primary);
    transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
    backdrop-filter: blur(10px); 
}

.card:nth-child(even) {
    border-left: 6px solid var(--blue-vibrant);
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(77, 184, 255, 0.5);
    box-shadow: 0 20px 50px rgba(77, 184, 255, 0.15);
}

.card h3 {
    font-size: 2.2rem;
    margin-bottom: 25px;
    color: var(--text-white);
}

.card p {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.card ul {
    margin-left: 25px;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.card li {
    margin-bottom: 12px;
}

.card li strong {
    color: var(--blue-vibrant);
}

.sub-section {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sub-section h4 {
    color: var(--blue-vibrant);
    font-size: 1.3rem;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 25px;
    max-width: 700px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 50px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
    backdrop-filter: blur(10px);
}

input, textarea {
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    font-size: 1.1rem;
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-white);
    transition: all 0.3s ease;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--blue-vibrant);
    background: rgba(0, 0, 0, 0.5);
}

input::placeholder, textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

button {
    padding: 20px;
    background: linear-gradient(90deg, var(--blue-primary), var(--blue-vibrant));
    color: var(--text-white);
    border: none;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(77, 184, 255, 0.4);
}

@media (max-width: 768px) {
    .card { padding: 30px; }
    .hero h1 { font-size: 3rem; }
}