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

:root {
    --primary-deep: #232f5f;
    --primary-blue: #205396;
    --accent-teal: #51aaac;
    --accent-orange: #f39c26;
    --light-gray: #f8fafc;
    --white: #ffffff;
    --text-dark: #1e293b;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--light-gray);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header & Navigation */
header {
    background-color: var(--primary-deep);
    padding: 1rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

.logo-img:hover {
    transform: scale(1.1);
}

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

.logo-text h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin: 0;
}

.logo-text p {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-teal);
    margin: 0;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-orange);
    transition: var(--transition);
}

nav a:hover {
    color: var(--accent-teal);
}

nav a:hover::after {
    width: 100%;
}

.btn-evaluacion {
    background-color: var(--accent-orange);
    color: var(--white);
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-evaluacion:hover {
    background-color: transparent;
    border-color: var(--accent-orange);
    color: var(--accent-orange);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(243, 156, 38, 0.3);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(35, 47, 95, 0.8), rgba(32, 83, 150, 0.7)), url('hero_academic_background.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--white);
    padding: 0 10%;
    margin-top: 0;
}

.hero h2 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp 1.2s ease-out;
}

.hero-btns {
    display: flex;
    gap: 20px;
    animation: fadeInUp 1.4s ease-out;
}

.btn-primary {
    background-color: var(--accent-teal);
    color: var(--white);
    padding: 15px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: #438e90;
    transform: scale(1.05);
}

/* Sections */
.section {
    padding: 100px 10%;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h3 {
    font-size: 2.5rem;
    color: var(--primary-deep);
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--accent-orange);
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: var(--transition);
    border-bottom: 5px solid transparent;
}

.card:hover {
    transform: translateY(-10px);
    border-bottom-color: var(--accent-teal);
}

.card i {
    font-size: 2.5rem;
    color: var(--accent-teal);
    margin-bottom: 20px;
}

.card h4 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-blue);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .hero h2 { font-size: 2.5rem; }
    nav ul { display: none; }
    header { padding: 1rem 5%; }
}