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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a2e 50%, #16213e 100%);
    color: #ffffff;
    min-height: 100vh;
    line-height: 1.6;
}

.app-container {
    max-width: 100%;
    margin: 0 auto;
    padding-bottom: 80px;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    min-height: 100vh;
}

/* Header */
.header {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    padding: 20px 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(59, 130, 246, 0.5);
}

.logo span {
    color: #3b82f6;
    text-shadow: 0 0 20px rgba(59, 130, 246, 0.8);
}

.search-container {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    padding: 8px 15px;
    flex: 1;
    max-width: 300px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.search-input {
    background: transparent;
    border: none;
    color: #ffffff;
    flex: 1;
    padding: 8px;
    font-size: 14px;
    outline: none;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.search-btn {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
}

.search-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    padding: 15px;
    gap: 10px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.tab-btn.active {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
    border-color: #3b82f6;
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    padding: 20px 15px;
}

.hero-card {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    border-radius: 20px;
    padding: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="80" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="70" r="1.5" fill="rgba(255,255,255,0.1)"/></svg>');
    pointer-events: none;
}

.hero-content h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

.hero-stats {
    display: flex;
    gap: 20px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
}

/* Featured Section */
.featured-section, .news-section {
    padding: 20px 15px;
}

.featured-section h3, .news-section h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(59, 130, 246, 0.3);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.featured-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.featured-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.3);
}

.featured-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
    background: linear-gradient(135deg, #374151, #1f2937);
}

.featured-content {
    padding: 15px;
}

.featured-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #ffffff;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.featured-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

/* News List */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.news-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    cursor: pointer;
}

.news-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateX(5px);
}

.news-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #ffffff;
    line-height: 1.4;
}

.news-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

/* Loading & Error */
.loading {
    text-align: center;
    padding: 40px 20px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-message {
    text-align: center;
    padding: 40px 20px;
    color: #ef4444;
}

.error-message button {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    margin-top: 15px;
    transition: all 0.3s ease;
}

.error-message button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

/* Floating Action Button */
.fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
}

.fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.6);
}

.fab span {
    font-size: 24px;
    font-weight: bold;
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .search-container {
        max-width: 100%;
    }
    
    .hero-card {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .featured-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-tabs {
        padding: 10px;
    }
    
    .tab-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.5rem;
    }
    
    .hero-content h2 {
        font-size: 1.2rem;
    }
    
    .featured-content, .news-item {
        padding: 12px;
    }
    
    .search-container {
        padding: 6px 12px;
    }
    
    .search-input {
        font-size: 13px;
    }
}

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

/* Custom scrollbar for webkit browsers */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
}