/* Base Styles */
:root {
    --primary: #0a4da8;
    --primary-light: #4a89dc;
    --primary-dark: #0a2559;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --font-family: Arial, Helvetica, sans-serif;
    --border-radius: 0.5rem;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--primary);
    text-align: center;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--primary);
}

p {
    margin-bottom: 1rem;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary);
}

img {
    max-width: 100%;
    height: auto;
}

section {
    padding: 4rem 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    gap: 0.5rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: var(--white);
}

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

.btn-white:hover {
    background-color: var(--gray-100);
    color: var(--primary);
}

.btn-outline-white {
    background-color: transparent;
    color: var(--white);
    border: 1px solid var(--white);
}

.btn-outline-white:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

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

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.main-nav {
    display: none;
    gap: 1.5rem;
}

.main-nav a {
    font-size: 0.875rem;
    font-weight: 500;
}

.main-nav a:hover {
    color: var(--primary);
}

@media (min-width: 768px) {
    .main-nav {
        display: flex;
    }
}

/* Hero Section */
.hero {
    background-color: var(--primary);
    color: var(--white);
    padding: 5rem 0;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;

}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

@media (min-width: 768px) {
    .hero {
        padding: 8rem 0;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
}

/* About Section */
.about-content {
    display: grid;
    gap: 2rem;
    text-align: justify;
    text-justify: inter-word;
}

.profile-image {
    #max-width: 300px;
    width: 300px;
    height: 300px;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary);
}

.location {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
}

/* Education Section */
.education {
    background-color: var(--primary-dark);
    color: var(--white);
}

.education h2 {
    color: var(--primary-light);
}

.education-cards {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    box-shadow: var(--box-shadow);
}

.card-icon {
    background-color: rgba(74, 137, 220, 0.2);
    color: var(--primary-light);
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-content {
    color: var(--gray-800);
}

.card h3 {
    color: var(--primary-light);
    margin-bottom: 0.25rem;
}

.institution {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.25rem;
}

.period {
    color: var(--gray-600);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.description {
    color: var(--gray-800);
}

/* Interests Section */
.section-description {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 2rem;
    color: var(--gray-600);
}

.interest-cards {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr;
}

.interest-card {
    background-color: var(--primary);
    color: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.interest-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.interest-icon {
    background-color: rgba(255, 255, 255, 0.1);
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.interest-card h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.interest-card p {
    opacity: 0.8;
}

@media (min-width: 768px) {
    .interest-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .interest-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Vision Section */
.vision {
    background-color: var(--primary);
    color: var(--white);
    text-align: center;
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
}

.vision h2 {
    color: var(--white);
}

.vision p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    gap: 2rem;
}

.contact-info {
    background-color: var(--gray-100);
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

.contact-details {
    margin-top: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.contact-item i {
    color: var(--primary);
}

.contact-form {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--gray-200);
}

.form-group {
    margin-bottom: 1rem;
}

input, textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-family: inherit;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(10, 77, 168, 0.1);
}

@media (min-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr 1fr;
    }
}

/* Footer */
.site-footer {
    background-color: var(--gray-100);
    padding: 2rem 0;
    border-top: 1px solid var(--gray-200);
    margin-top: auto;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-content p {
    color: var(--primary);
    font-size: 0.875rem;
    margin-bottom: 0;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--primary);
}

.social-links a:hover {
    color: var(--primary-dark);
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
    }
}