/* ===== KNOWLEDGE HUB STYLES ===== */

body { padding-top: 120px; }

/* Hero */
.knowledge-hero {
    background: linear-gradient(135deg, #1a3a0a 0%, var(--primary-green) 60%, #6a4c93 100%);
    padding: 80px 0 60px;
    color: var(--white);
    text-align: center;
}
.hero-badge {
    display: inline-block;
    background: var(--golden-yellow);
    color: #1a1a1a;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}
.knowledge-hero-content h1 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}
.knowledge-hero-content > p {
    color: rgba(255,255,255,0.85);
    font-size: 1.1rem;
    max-width: 650px;
    margin: 0 auto;
}

/* Quick Access Grid */
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}
.knowledge-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    text-decoration: none;
    color: var(--dark-gray);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
    display: block;
}
.knowledge-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    color: var(--primary-green);
}
.knowledge-card-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: #2e7d32;
    margin: 0 auto var(--spacing-sm);
    transition: var(--transition-fast);
}
.knowledge-card:hover .knowledge-card-icon {
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
    color: var(--white);
}
.knowledge-card h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.knowledge-card p { font-size: 0.875rem; color: var(--gray); }

/* Market Prices */
.market-table-wrapper { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.market-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    font-size: 0.9rem;
}
.market-table th {
    background: var(--primary-green);
    color: var(--white);
    padding: 0.85rem 1rem;
    text-align: left;
    font-size: 0.82rem;
    font-weight: 600;
    white-space: nowrap;
}
.market-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid #f0f4ec;
    vertical-align: middle;
}
.market-table tr:last-child td { border-bottom: none; }
.market-table tr:hover td { background: #fafcf8; }
.price-up { color: #2e7d32; font-weight: 700; }
.price-down { color: #c62828; font-weight: 700; }

/* Crop Calendar */
.crop-calendar-wrapper { overflow-x: auto; }
.crop-calendar {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    min-width: 700px;
}
.crop-calendar th {
    background: var(--primary-green);
    color: var(--white);
    padding: 0.7rem 0.5rem;
    text-align: center;
    font-weight: 600;
}
.crop-col { text-align: left; padding-left: 1rem; min-width: 120px; }
.crop-name {
    padding: 0.65rem 1rem;
    font-weight: 600;
    border-bottom: 1px solid #f0f4ec;
    white-space: nowrap;
    background: #fafcf8;
}
.crop-calendar td {
    padding: 0;
    border-bottom: 1px solid #f0f4ec;
    border-right: 1px solid #f0f4ec;
    height: 36px;
}
.cal-sow { background: #a5d6a7; }
.cal-grow { background: #81c784; }
.cal-harvest { background: #ffd54f; }

.calendar-legend {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}
.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--dark-gray);
}
.legend-box {
    display: inline-block;
    width: 24px;
    height: 24px;
    border-radius: 4px;
}

/* Articles */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}
.article-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.article-img {
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.article-body { padding: var(--spacing-md); }
.article-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
}
.organic-tag { background: #e8f5e9; color: #2e7d32; }
.water-tag { background: #e3f2fd; color: #1565c0; }
.pest-tag { background: #fff3e0; color: #e65100; }
.cert-tag { background: #f3e5f5; color: #6a1b9a; }
.market-tag { background: #fff8e1; color: #f57f17; }

.article-body h3 { font-size: 0.95rem; margin-bottom: 0.4rem; line-height: 1.3; }
.article-body p { font-size: 0.85rem; color: var(--gray); margin-bottom: var(--spacing-sm); }
.article-meta { display: flex; justify-content: space-between; align-items: center; font-size: 0.82rem; color: var(--gray); }

/* Government Schemes */
.schemes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}
.scheme-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
    border-top: 4px solid var(--primary-green);
}
.scheme-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.scheme-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}
.scheme-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: #f0f7eb;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--primary-green);
}
.scheme-badge {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
}
.scheme-badge.central { background: #e8f5e9; color: #2e7d32; }
.scheme-badge.state { background: #e3f2fd; color: #1565c0; }
.scheme-card h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.scheme-card > p { font-size: 0.875rem; color: var(--gray); margin-bottom: var(--spacing-sm); }
.scheme-details { margin-bottom: var(--spacing-md); }
.scheme-detail {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--dark-gray);
    margin-bottom: 0.3rem;
}
.scheme-detail i { color: var(--primary-green); width: 14px; text-align: center; }

/* Responsive */
@media (max-width: 900px) {
    .knowledge-grid { grid-template-columns: repeat(2, 1fr); }
    .articles-grid { grid-template-columns: 1fr 1fr; }
    .schemes-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .knowledge-hero-content h1 { font-size: 1.8rem; }
    .knowledge-grid { grid-template-columns: 1fr 1fr; }
    .articles-grid { grid-template-columns: 1fr; }
}