@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #003135;
    --secondary-color: #024950;
    --accent-color: #AFDDE5;
    --text-dark: #2c3e50;
    --text-light: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

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

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

html {
    scroll-behavior: smooth;
}

/* Glass Effect */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    box-shadow: var(--shadow);
}

/* Header Styles */
.header-top {
    background: var(--primary-color);
    color: var(--text-light);
    padding: 10px 0;
    font-size: 14px;
}

.header-main {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar {
    padding: 15px 0;
}

.navbar-brand img {
    height: 50px;
    width: auto;
}

.navbar-nav .nav-link {
    color: var(--primary-color) !important;
    font-weight: 500;
    margin: 0 10px;
    padding: 8px 15px !important;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    background: var(--accent-color);
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

/* Mobile Menu */
.navbar-toggler {
    border: none;
    padding: 4px 8px;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* Hero Section */
.hero-slider {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.hero-slide {
    height: 100vh;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 49, 53, 0.7);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--text-light);
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.2s both;
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--text-light);
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    margin: 10px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn-glass:hover {
    background: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* Section Styles */
.section {
    padding: 80px 0;
}

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

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* Card Styles */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}

.card-glass:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card-glass img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 20px;
}

.card-glass h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

/* Donation Section */
.donation-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
}

.donation-form {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    margin-top: 40px;
}

.form-control {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: var(--text-light);
    padding: 12px 15px;
    margin-bottom: 20px;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-control:focus {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 0.2rem rgba(175, 221, 229, 0.25);
    color: var(--text-light);
}

.btn-primary {
    background: var(--accent-color);
    border: none;
    color: var(--primary-color);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #8fd3db;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.05);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 49, 53, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--text-light);
    padding: 60px 0 20px;
}

.footer h5 {
    color: var(--accent-color);
    margin-bottom: 20px;
    font-weight: 600;
}

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

.footer a:hover {
    color: var(--accent-color);
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    margin-right: 10px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .donation-form {
        padding: 20px;
    }
    
    .navbar-nav {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        border-radius: 15px;
        padding: 20px;
        margin-top: 15px;
    }
}

/* Page Header */
.page-header {
    height: 50vh;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 49, 53, 0.7);
}

.page-header-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-light);
}

.page-header-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
}

/* Activity Buttons */
.activity-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
    justify-content: center;
}

.activity-btn {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--primary-color);
    padding: 10px 25px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.activity-btn:hover,
.activity-btn.active {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Member Cards */
.member-card {
    text-align: center;
    padding: 30px;
    border-radius: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.member-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.member-card img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid var(--accent-color);
}

.member-card h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.member-card .position {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 15px;
}

/* Notice Cards */
.notice-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
    transition: all 0.3s ease;
}

.notice-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.notice-date {
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.notice-title {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Utility Classes */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.text-accent { color: var(--accent-color) !important; }
.bg-primary { background-color: var(--primary-color) !important; }
.bg-secondary { background-color: var(--secondary-color) !important; }
.bg-accent { background-color: var(--accent-color) !important; }

.mt-5 { margin-top: 3rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.py-5 { padding-top: 3rem !important; padding-bottom: 3rem !important; }