/* SpeedNews.online - Main Stylesheet */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --body-bg: #ffffff;
    --body-color: #212529;
    --card-bg: #ffffff;
    --card-border: #dee2e6;
    --header-bg: #ffffff;
    --footer-bg: #212529;
    --transition-speed: 0.3s;
}

[data-bs-theme="dark"] {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --body-bg: #121212;
    --body-color: #e0e0e0;
    --card-bg: #1e1e1e;
    --card-border: #2d2d2d;
    --header-bg: #1e1e1e;
    --footer-bg: #0d0d0d;
    --light-color: #2d2d2d;
    --dark-color: #f8f9fa;
}

/* Base Styles */
body {
    background-color: var(--body-bg);
    color: var(--body-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
}

/* Header & Navigation */
.navbar {
    background-color: var(--header-bg) !important;
    transition: background-color var(--transition-speed);
}

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

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--body-bg) 0%, rgba(13, 110, 253, 0.1) 100%);
    position: relative;
    overflow: hidden;
}

.hero-image {
    height: 300px;
    position: relative;
}

.floating-element {
    position: absolute;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), rgba(13, 110, 253, 0.3));
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    animation: float 6s ease-in-out infinite;
    opacity: 0.7;
}

.floating-element.delay-1 {
    top: 50px;
    left: 50px;
    width: 150px;
    height: 150px;
    animation-delay: 1s;
    background: linear-gradient(135deg, var(--info-color), rgba(13, 202, 240, 0.3));
}

.floating-element.delay-2 {
    top: 100px;
    right: 50px;
    width: 120px;
    height: 120px;
    animation-delay: 2s;
    background: linear-gradient(135deg, var(--warning-color), rgba(255, 193, 7, 0.3));
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin: 0;
}

.section-subtitle {
    color: var(--secondary-color);
    margin: 0.5rem 0 0 0;
}

.section-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-speed);
}

.section-link:hover {
    color: var(--dark-color);
    text-decoration: underline;
}

/* Cards */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card:hover {
    transform: translateY(-5px);
}

.hover-shadow:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1) !important;
}

[data-bs-theme="dark"] .card:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3) !important;
}

.card-img-container {
    height: 200px;
    overflow: hidden;
}

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

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

.featured-card {
    height: 100%;
}

.featured-card .card-img-container {
    height: 300px;
}

/* News Categories */
.category-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50rem;
    font-size: 0.875rem;
    font-weight: 500;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    transition: background-color var(--transition-speed);
}

.category-badge:hover {
    background-color: var(--dark-color);
    text-decoration: none;
    color: white;
}

/* Footer */
footer {
    background-color: var(--footer-bg) !important;
    transition: background-color var(--transition-speed);
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background-color var(--transition-speed);
}

.dark-mode-toggle:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

[data-bs-theme="dark"] .dark-mode-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero-section .display-4 {
        font-size: 2rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .card-img-container {
        height: 180px;
    }
    
    .featured-card .card-img-container {
        height: 200px;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .card-img-container {
        height: 150px;
    }
    
    .hero-image {
        display: none;
    }
}

/* Loading Animation */
.loading-spinner {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s linear infinite;
}

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

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(var(--card-bg), var(--card-bg)) padding-box,
                linear-gradient(135deg, var(--primary-color), var(--info-color)) border-box;
}