/* CSS Variables - Fintech Theme */
:root {
    --primary-color: #0d1b2a;
    --secondary-color: #00b894;
    --accent-color: #fdcb6e;
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --border-color: #e2e8f0;
    --success-color: #00b894;
    --crypto-orange: #f7931a;
    --gradient-primary: linear-gradient(135deg, #0d1b2a 0%, #1b2838 100%);
    --gradient-accent: linear-gradient(135deg, #00b894 0%, #00a085 100%);
    --gradient-gold: linear-gradient(135deg, #fdcb6e 0%, #f39c12 100%);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

/* Header Styles */
.main-header {
    background: var(--gradient-primary);
    color: white;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.header-content {
    max-width: 1800px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo i {
    font-size: 2rem;
    color: var(--accent-color);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.main-nav {
    display: flex;
    gap: 1.5rem;
}

.main-nav a {
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
    background: rgba(255,255,255,0.15);
    color: white;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.search-box {
    position: relative;
}

.search-box input {
    padding: 0.6rem 1rem;
    padding-right: 2.5rem;
    border: none;
    border-radius: 25px;
    background: rgba(255,255,255,0.15);
    color: white;
    width: 200px;
    transition: var(--transition);
}

.search-box input::placeholder {
    color: rgba(255,255,255,0.7);
}

.search-box input:focus {
    outline: none;
    background: rgba(255,255,255,0.25);
    width: 250px;
}

.search-box i {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255,255,255,0.7);
}

.date-display {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.9);
}

/* Breaking News Ticker */
.breaking-news {
    background: var(--secondary-color);
    padding: 0.5rem 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    overflow: hidden;
}

.breaking-label {
    background: white;
    color: var(--secondary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.85rem;
    white-space: nowrap;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.breaking-ticker {
    flex: 1;
    overflow: hidden;
}

#ticker-content {
    display: flex;
    gap: 3rem;
    animation: ticker 30s linear infinite;
    white-space: nowrap;
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

#ticker-content span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

#ticker-content span::before {
    content: '•';
    color: var(--accent-color);
}

/* Main Container Layout */
.main-container {
    max-width: 1800px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 280px 1fr 280px;
    gap: 1.5rem;
    padding: 1.5rem;
}

/* Ad Panel Styles */
.ad-panel {
    position: sticky;
    top: 120px;
    height: fit-content;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
    padding-bottom: 1rem;
}

.ad-panel::-webkit-scrollbar {
    width: 4px;
}

.ad-panel::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.ad-header {
    background: var(--gradient-accent);
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0;
}

.ad-slot {
    background: var(--card-bg);
    border-radius: 0 0 8px 8px;
    overflow: hidden;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.ad-slot:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.ad-slot.featured {
    border: 2px solid var(--accent-color);
}

.ad-slot.compact {
    border-radius: 8px;
}

.ad-badge {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.ad-badge.hot {
    background: var(--accent-color);
}

.ad-slot img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.ad-slot.featured img {
    height: 150px;
}

.ad-slot:not(.featured):not(.compact) img {
    height: 120px;
}

.ad-slot {
    position: relative;
}

.ad-content {
    padding: 1rem;
}

.ad-content h4 {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.ad-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--success-color);
    margin-bottom: 0.25rem;
}

.ad-location {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.ad-location i {
    color: var(--secondary-color);
}

.ad-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.ad-features li {
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: var(--bg-color);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.ad-features li i {
    color: var(--primary-color);
    margin-right: 0.25rem;
}

.ad-btn {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}

.ad-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.ad-btn.full {
    display: block;
    text-align: center;
}

.ad-calculator {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
}

.ad-calculator h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.calc-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.calc-form input {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
}

.calc-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.calc-btn {
    background: var(--gradient-accent);
    color: white;
    border: none;
    padding: 0.6rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.calc-btn:hover {
    opacity: 0.9;
}

.emi-result {
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: var(--bg-color);
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    color: var(--success-color);
}

.ad-contact {
    background: var(--primary-color);
    color: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
}

.ad-contact h4 {
    margin-bottom: 0.25rem;
}

.ad-contact p {
    font-size: 0.85rem;
    opacity: 0.9;
    margin-bottom: 0.75rem;
}

.ad-contact a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    font-weight: 500;
}

/* News Content Styles */
.news-content {
    min-width: 0;
}

.section-title {
    font-size: 1.25rem;
    color: var(--primary-color);
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--accent-color);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-title i {
    color: var(--accent-color);
}

/* Featured Story */
.featured-section {
    margin-bottom: 2rem;
}

.featured-story {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 1.5rem;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.featured-story .main-story {
    position: relative;
}

.featured-story .main-story img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 350px;
}

.featured-story .main-story .story-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    padding: 2rem;
    color: white;
}

.featured-story .main-story .story-overlay-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.featured-story .main-story .source-badge {
    display: inline-block;
    background: var(--secondary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.featured-story .main-story .source-visit-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 25px;
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.featured-story .main-story .source-visit-btn:hover {
    background: var(--accent-color);
    transform: scale(1.05);
}

.featured-story .main-story h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.featured-story .main-story p {
    font-size: 0.95rem;
    opacity: 0.9;
    line-height: 1.5;
}

.featured-story .sub-stories {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.featured-story .sub-story {
    display: flex;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.featured-story .sub-story:last-child {
    border-bottom: none;
}

.featured-story .sub-story:hover {
    transform: translateX(5px);
}

.featured-story .sub-story img {
    width: 100px;
    height: 70px;
    object-fit: cover;
    border-radius: 6px;
}

.featured-story .sub-story-content h4 {
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.featured-story .sub-story-content .meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.featured-story .sub-story-content .meta .source {
    color: var(--secondary-color);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}

.featured-story .sub-story-content .meta .source:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Source Filter */
.source-filter {
    background: var(--card-bg);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    background: white;
    cursor: pointer;
    font-size: 0.8rem;
    transition: var(--transition);
}

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

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

/* News Grid */
.news-section {
    margin-bottom: 2rem;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.news-card {
    background: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

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

.news-card .card-image {
    position: relative;
    height: 160px;
    overflow: hidden;
}

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

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

.news-card .card-source {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 500;
}

.news-card .card-category {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--accent-color);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 500;
}

.news-card .card-content {
    padding: 1rem;
}

.news-card .card-content h4 {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card .card-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card .card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.news-card .card-footer .time {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.news-card .card-footer .card-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.news-card .card-footer .source-link-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--bg-color);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.news-card .card-footer .source-link-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.news-card .card-footer .read-more {
    color: var(--primary-color);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.news-card .card-footer .read-more:hover {
    color: var(--accent-color);
}

/* Sources Section */
.sources-section {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

.sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.source-card {
    background: var(--card-bg);
    padding: 1.25rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.source-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.source-card:hover .visit-source-btn {
    opacity: 1;
    transform: translateY(0);
}

.source-card .source-logo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.75rem;
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.source-card:hover .source-logo {
    transform: scale(1.1);
}

.source-card h4 {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.source-card .source-type {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.source-card .visit-source-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition);
}

.source-card .visit-source-btn:hover {
    background: var(--accent-color);
}

/* Footer */
.main-footer {
    background: var(--primary-color);
    color: white;
    margin-top: 2rem;
}

.footer-content {
    max-width: 1800px;
    margin: 0 auto;
    padding: 3rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section h3 i {
    color: var(--accent-color);
}

.footer-section p {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
}

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

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

.footer-section ul li a {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.subscribe-form {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.subscribe-form input {
    flex: 1;
    padding: 0.75rem;
    border: none;
    border-radius: 25px;
    font-size: 0.9rem;
}

.subscribe-form button {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: none;
    background: var(--accent-color);
    color: white;
    cursor: pointer;
    transition: var(--transition);
}

.subscribe-form button:hover {
    transform: scale(1.1);
}

.footer-bottom {
    background: rgba(0,0,0,0.2);
    padding: 1rem 2rem;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
}

/* Responsive Design */
@media (max-width: 1400px) {
    .main-container {
        grid-template-columns: 250px 1fr 250px;
    }
}

@media (max-width: 1200px) {
    .main-container {
        grid-template-columns: 1fr;
    }

    .ad-panel {
        position: static;
        max-height: none;
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1rem;
    }

    .ad-panel.left-panel {
        order: 2;
    }

    .ad-panel.right-panel {
        order: 3;
    }

    .news-content {
        order: 1;
    }

    .ad-header {
        grid-column: 1 / -1;
        margin-bottom: 0;
    }
}

@media (max-width: 900px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }

    .main-nav {
        order: 3;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .header-actions {
        order: 2;
        width: 100%;
        justify-content: center;
    }

    .featured-story {
        grid-template-columns: 1fr;
    }

    .featured-story .main-story img {
        min-height: 250px;
    }
}

@media (max-width: 600px) {
    .main-nav a {
        padding: 0.4rem 0.6rem;
        font-size: 0.85rem;
    }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .breaking-news {
        padding: 0.5rem 1rem;
    }

    .header-content {
        padding: 1rem;
    }

    .main-container {
        padding: 1rem;
    }
}

/* Loading Animation */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.loading::after {
    content: '';
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Print Styles */
@media print {
    .ad-panel,
    .breaking-news,
    .search-box,
    .source-filter {
        display: none;
    }

    .main-container {
        grid-template-columns: 1fr;
    }
}