/* ================================================
   South Sudanese Community - Modern Minimalist CSS
   ================================================ */

/* CSS Custom Properties */
:root {
    --primary-color: #005baa;
    --primary-dark: #004080;
    --secondary-color: #198754;
    --accent-color: #ffc107;
    --dark-color: #1a1a2e;
    --light-color: #f8f9fa;
    --text-color: #333;
    --text-muted: #6c757d;
    --transition-smooth: all 0.3s ease;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.16);
    --border-radius: 8px;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
}

/* Base Styles */
body {
    font-family: var(--font-primary);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Navigation Styles */
.navbar {
    padding: 0.75rem 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    position: relative;
    transition: var(--transition-smooth);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-smooth);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-link.active {
    color: var(--primary-color) !important;
}

/* Button Styles */
.btn {
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition-smooth);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 0.75rem 2rem;
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--dark-color) 0%, #16213e 100%);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 2rem;
}

.hero-bg-image {
    position: absolute;
    right: -10%;
    top: 50%;
    transform: translateY(-50%);
    width: 50%;
    max-width: 600px;
    opacity: 0.3;
    z-index: 1;
}

/* Swiper Hero */
.hero-swiper {
    position: relative;
    height: 85vh;
    min-height: 600px;
}

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

.hero-swiper .swiper-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,91,170,0.9) 0%, rgba(26,26,46,0.8) 100%);
}

.hero-swiper .slide-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 600px;
}

.hero-swiper .swiper-pagination-bullet {
    background: white;
    opacity: 0.5;
    width: 12px;
    height: 12px;
}

.hero-swiper .swiper-pagination-bullet-active {
    opacity: 1;
    background: var(--accent-color);
}

/* Section Styles */
.section {
    padding: 5rem 0;
}

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

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.section-divider {
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin: 0 auto 2rem;
    border-radius: 2px;
}

/* Card Styles */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-img-top {
    height: 200px;
    object-fit: cover;
}

/* Feature Cards */
.feature-card {
    padding: 2rem;
    text-align: center;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    font-size: 2rem;
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 0;
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    font-family: var(--font-display);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Event Cards */
.event-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

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

.event-date {
    background: var(--primary-color);
    color: white;
    padding: 1rem;
    text-align: center;
    min-width: 80px;
}

.event-date .day {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.event-date .month {
    font-size: 0.875rem;
    text-transform: uppercase;
}

/* Membership Tiers */
.tier-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.tier-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.tier-card.featured {
    border: 2px solid var(--primary-color);
}

.tier-card.featured::before {
    content: 'Recommended';
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 2rem;
    font-size: 0.75rem;
    font-weight: 600;
    transform: rotate(45deg);
}

.tier-price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.tier-price .currency {
    font-size: 1.5rem;
    vertical-align: super;
}

.tier-price .period {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
}

.tier-benefits {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.tier-benefits li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.tier-benefits li:last-child {
    border-bottom: none;
}

.tier-benefits li::before {
    content: '\2713';
    color: var(--secondary-color);
    margin-right: 0.5rem;
    font-weight: 700;
}

/* Donation Section */
.donation-amounts {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.donation-amount {
    flex: 1;
    min-width: 80px;
    padding: 0.75rem 1rem;
    border: 2px solid #dee2e6;
    border-radius: var(--border-radius);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-weight: 600;
}

.donation-amount:hover,
.donation-amount.active {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

/* Contact Form */
.contact-form .form-control,
.contact-form .form-select {
    padding: 0.875rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid #dee2e6;
    transition: var(--transition-smooth);
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0,91,170,0.15);
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    padding-bottom: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -34px;
    top: 5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 2px solid white;
    box-shadow: 0 0 0 3px var(--primary-color);
}

.timeline-year {
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

/* Team Cards */
.team-card {
    text-align: center;
    padding: 1.5rem;
}

.team-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 4px solid var(--light-color);
    box-shadow: var(--shadow-sm);
}

/* Footer Styles */
.footer {
    background: var(--dark-color);
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Back to Top */
#backToTop {
    width: 45px;
    height: 45px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

#backToTop.visible {
    opacity: 1;
    visibility: visible;
}

#backToTop:hover {
    transform: translateY(-3px);
}

/* Image Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 4/3;
}

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

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,91,170,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

/* Page Headers */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header .breadcrumb {
    justify-content: center;
    margin-bottom: 0;
}

.page-header .breadcrumb-item a {
    color: rgba(255,255,255,0.7);
}

.page-header .breadcrumb-item.active {
    color: white;
}

/* Loading Spinner */
.spinner-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* Responsive Adjustments */
@media (max-width: 991.98px) {
    .hero-section {
        min-height: 70vh;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section {
        padding: 3rem 0;
    }

    .stat-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 767.98px) {
    .hero-swiper {
        height: 70vh;
        min-height: 500px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .tier-card {
        margin-bottom: 1.5rem;
    }

    .donation-amount {
        min-width: 60px;
    }
}

/* Print Styles */
@media print {
    .top-bar,
    .navbar,
    .newsletter-section,
    .footer,
    #backToTop {
        display: none !important;
    }

    body {
        font-size: 12pt;
    }

    .section {
        padding: 1rem 0;
    }
}