@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* GLOBAL CSS DESIGN SYSTEM */
:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary: #10b981;
    --accent: #f59e0b;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #06b6d4;
    --dark: #0f172a;
    --dark-card: rgba(30, 41, 59, 0.7);
    --light: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #f1f5f9;
    --text-muted: #64748b;
    --bg-gradient-light: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --bg-gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1.25rem;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

/* NAVBAR STYLE (GLASSMORPHISM) */
header.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo img {
    height: 40px;
    width: auto;
    border-radius: var(--radius-sm);
}

nav.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

nav.main-nav a.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
    padding: 0.5rem 0;
}

nav.main-nav a.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-smooth);
}

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

.btn-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: white !important;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    filter: brightness(1.1);
}

/* HERO SLIDER */
.hero-slider {
    position: relative;
    height: 70vh;
    min-height: 500px;
    overflow: hidden;
    background: #000;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
}

.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.65);
}

.slide.active {
    opacity: 1;
}

.slide-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    text-align: center;
    color: white;
    padding: 2rem;
}

.slide-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
    text-shadow: 0 4px 6px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s ease;
}

.slide-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    animation: fadeInUp 1s ease;
}

.slide-btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, var(--secondary) 0%, #059669 100%);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 1.2s ease;
}

.slide-btn:hover {
    transform: translateY(-2px);
    filter: brightness(1.1);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* PUBLIC SECTIONS */
.section {
    padding: 5rem 2rem;
}

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

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 3rem auto;
    font-size: 1.1rem;
}

/* CARDS */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid rgba(226, 232, 240, 0.8);
}

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

.card-img {
    height: 220px;
    overflow: hidden;
    position: relative;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.card:hover .card-img img {
    transform: scale(1.05);
}

.card-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary);
    color: white;
    padding: 0.3rem 0.8rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.card-text {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid #f1f5f9;
    padding-top: 1rem;
}

/* GENERAL FORM STYLES */
.auth-wrapper {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--bg-gradient-light);
}

.auth-card {
    width: 100%;
    max-width: 480px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 3rem 2.5rem;
    border: 1px solid rgba(226, 232, 240, 1);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h2 {
    font-size: 2rem;
    color: var(--text-dark);
}

.auth-header p {
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.btn-primary {
    width: 100%;
    padding: 0.8rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

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

.auth-footer {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.auth-footer a {
    color: var(--primary);
    font-weight: 600;
}

/* SYSTEM NOTIFICATIONS & ALERTS */
.alert {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* FOOTER */
.main-footer {
    background: var(--dark);
    color: var(--text-light);
    padding: 4rem 2rem 2rem 2rem;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: white;
}

.footer-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer-links h4, .footer-contact h4 {
    color: white;
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact p {
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* POPUP ANNOUNCEMENT MODAL */
.popup-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.popup-modal.show {
    opacity: 1;
    pointer-events: auto;
}

.popup-content {
    background: white;
    width: 90%;
    max-width: 500px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.popup-modal.show .popup-content {
    transform: scale(1);
}

.popup-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.popup-close:hover {
    color: var(--danger);
}

.popup-header {
    margin-bottom: 1.5rem;
}

.popup-header h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
}

.popup-body {
    margin-bottom: 2rem;
    color: var(--text-muted);
}

.popup-btn {
    background: var(--primary);
    color: white;
    border: none;
    width: 100%;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.popup-btn:hover {
    background: var(--primary-hover);
}

/* OTP COUNTDOWN AND BUTTON COOLDOWN */
.cooldown-text {
    display: block;
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
}
.cooldown-btn:disabled {
    background-color: #cbd5e1;
    cursor: not-allowed;
}

/* MOBILE AND RESPONSIVE UTILITIES */
.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}

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

.activity-card {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e2e8f0;
    align-items: center;
}

.activity-card-img {
    height: 350px;
    overflow: hidden;
}

.activity-card-text {
    padding: 3rem;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .grid-2-to-1 {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 2.5rem 1.25rem;
    }
    
    .nav-container {
        padding: 1rem 1.25rem;
    }
    
    .activity-card {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .activity-card-img {
        height: 250px;
        order: 0 !important; /* Force image to top on mobile */
    }
    
    .activity-card-text {
        padding: 1.5rem;
        order: 1 !important; /* Force text below image */
    }
    
    .hero-slider {
        height: 50vh;
        min-height: 350px;
    }
    
    .slide-content h2 {
        font-size: 2.25rem;
    }
    
    .slide-content p {
        font-size: 1rem;
    }
    
    .auth-wrapper {
        padding: 1rem;
    }
    
    .auth-card {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-slider {
        height: 45vh;
        min-height: 300px;
    }
    
    .slide-content h2 {
        font-size: 1.75rem;
    }
    
    .slide-content p {
        font-size: 0.9rem;
    }
}