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

:root {
    --primary-blue: #0A192F; /* Deep institutional blue */
    --gold: #D4AF37; /* Gold accent */
    --gold-hover: #F1D570;
    --text-light: #F3F4F6;
    --text-dark: #1F2937;
    --bg-light: #F9FAFB;
    --bg-dark: #0A192F;
    --transition: all 0.3s ease;
}

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

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

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    color: var(--primary-blue);
}

/* Nav Bar */
header {
    background-color: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(212, 175, 55, 0.15);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.4s ease;
}

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

.logo-img {
    height: 50px;
    width: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--gold);
}

.logo-text {
    font-family: 'Playfair Display', serif;
    color: var(--gold);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 1px;
}

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

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    position: relative;
}

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

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

.nav-links a:hover, .nav-links a.active {
    color: var(--gold);
}

.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--gold);
    margin: 5px;
    transition: var(--transition);
}

/* Page Spacing */
main {
    min-height: calc(100vh - 150px);
}

main.container {
    padding-top: 140px; /* Offset to cleanly show the page title under the fixed header */
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(10, 25, 47, 0.85)), url('../photo/photo1.png') center/cover;
    background-color: var(--primary-blue);
    height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--text-light);
    padding: 0 20px;
}

.hero h1 {
    color: var(--gold);
    font-size: 4rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s forwards 0.3s;
}

.hero p {
    font-size: 1.5rem;
    max-width: 800px;
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s forwards 0.6s;
}

.btn-primary {
    display: inline-block;
    background-color: var(--gold);
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-hover) 100%);
    color: var(--primary-blue);
    padding: 12px 30px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 8px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
    border: none;
    cursor: pointer;
    font-family: inherit;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s forwards 0.9s;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #15315e 100%);
    color: var(--gold);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    transform: translateY(-3px) scale(1.02);
}

.btn-no-anim {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
}

/* General Layout Items */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    padding-bottom: 2rem;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background-color: var(--gold);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.text-content {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.5s ease;
}

.text-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.text-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* Cards / Program */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 2rem;
}

.card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(10px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease, opacity 0.5s ease;
    border-top: 5px solid var(--primary-blue);
    border-bottom: 1px solid rgba(10, 25, 47, 0.05);
    opacity: 0;
    transform: translateY(30px);
}

.card.visible {
    opacity: 1;
    transform: translateY(0);
}

.card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.15);
    border-top: 5px solid var(--gold);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-blue);
}

.card ul {
    list-style-type: none;
}

.card ul li {
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}

.card ul li::before {
    content: '\2713'; /* Checkmark */
    color: var(--gold);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Form */
.form-container {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-blue);
}

.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--bg-light);
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Validation button JS animation classes */
.btn-loading {
    background-color: #999;
    pointer-events: none;
}

.btn-success {
    background-color: #2ecc71 !important;
    color: white !important;
}

/* Footer */
footer {
    background-color: var(--primary-blue);
    color: var(--text-light);
    text-align: center;
    padding: 3rem 5% 1rem;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-sections {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    text-align: left;
    gap: 30px;
    margin-bottom: 2rem;
}

.footer-col {
    min-width: 200px;
}

.footer-col h4 {
    color: var(--gold);
    margin-bottom: 15px;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 5px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background-color: var(--gold);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-col ul li a:hover {
    color: var(--gold);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
}

.footer-logo {
    font-family: 'Playfair Display', serif;
    color: var(--gold);
    font-size: 1.8rem;
    font-weight: bold;
}

.easter-egg-container {
    padding: 10px;
    margin-top: 5px;
}

.easter-egg {
    color: var(--primary-blue); /* Same as footer background to be invisible */
    font-size: 0.8rem;
    transition: color 0.3s;
    user-select: text; /* Allows highlighting */
}

.easter-egg:hover {
    color: #ff3333;
}

.easter-egg::selection {
    background-color: transparent;
    color: #ff3333;
}

/* Animations */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Lightbox Modal */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox-modal.show {
    display: block;
    opacity: 1;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80vh;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    border: 2px solid var(--gold);
    animation: zoomIn 0.3s ease;
}

#lightbox-caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: var(--gold);
    padding: 15px 0;
    font-size: 1.5rem;
    font-family: 'Playfair Display', serif;
}

.lightbox-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.lightbox-close:hover {
    color: var(--gold);
    transform: scale(1.1);
}

@keyframes zoomIn {
    from {transform:scale(0.95); opacity:0;}
    to {transform:scale(1); opacity:1;}
}

/* Responsive */
@media screen and (max-width: 768px) {
    .nav-links {
        position: absolute;
        right: 0px;
        height: 100vh;
        top: 0;
        background-color: rgba(10, 25, 47, 0.95);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.5s ease-in;
    }

    .nav-links.nav-active {
        transform: translateX(0%);
    }

    .burger {
        display: block;
        z-index: 1001;
    }

    .burger.toggle .line1 { transform: rotate(-45deg) translate(-5px, 6px); }
    .burger.toggle .line2 { opacity: 0; }
    .burger.toggle .line3 { transform: rotate(45deg) translate(-5px, -6px); }

    .hero h1 {
        font-size: 2.5rem;
    }
    .hero p {
        font-size: 1.1rem;
    }
}