/* ==================== SEMANTIC SEARCH PAGE STYLES ==================== */

:root {
    --primary-color: #4CAF50;
    --secondary-color: #2196F3;
    --success-color: #8BC34A;
    --warning-color: #FF9800;
    --danger-color: #f44336;
    --dark-gray: #333;
    --light-gray: #f5f5f5;
    --border-color: #ddd;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #fafafa;
    color: var(--dark-gray);
}

/* ==================== HEADER ==================== */

.search-header {
    background: linear-gradient(135deg, #4CAF50 0%, #2196F3 100%);
    color: white;
    padding: 3rem 1rem;
    text-align: center;
    margin-bottom: 2rem;
    border-radius: 8px;
}

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

.subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
}

/* ==================== TABS ==================== */

.search-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0;
}

.tab-btn {
    background: none;
    border: none;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
    color: #666;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    font-weight: 500;
}

.tab-btn:hover {
    color: var(--primary-color);
    background-color: rgba(76, 175, 80, 0.05);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== SEARCH CARD ==================== */

.search-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.search-card h2 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.search-card > p {
    color: #666;
    margin-bottom: 1.5rem;
}

/* ==================== SEARCH INPUT ==================== */

.search-input-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.search-input {
    flex: 1;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.search-btn {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--success-color));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
}

.search-btn:active {
    transform: translateY(0);
}

/* ==================== SEARCH EXAMPLES ==================== */

.search-examples {
    background: var(--light-gray);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.examples-label {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1rem;
    font-weight: 600;
}

.example-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip {
    background: white;
    border: 2px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

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

/* ==================== LOADING & ERROR STATES ==================== */

.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    gap: 1rem;
}

.loading.hidden {
    display: none;
}

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

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

.error-message {
    background: #ffebee;
    color: var(--danger-color);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border-left: 4px solid var(--danger-color);
}

.error-message.hidden {
    display: none;
}

/* ==================== RESULTS ==================== */

.results-container {
    margin-top: 2rem;
}

.results-container.hidden {
    display: none;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.results-header h3 {
    color: var(--primary-color);
}

.result-count {
    background: var(--light-gray);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #666;
}

/* ==================== PLANTS GRID ==================== */

.plants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.plant-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.plant-card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #4CAF50, #2196F3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
}

.plant-card-content {
    padding: 1.5rem;
}

.plant-card-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
}

.plant-card-type {
    display: inline-block;
    background: var(--light-gray);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.plant-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0.5rem;
}

.plant-card-description {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.4;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.plant-card-score {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.score-badge {
    background: var(--success-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.score-badge.low {
    background: var(--warning-color);
}

.plant-actions {
    display: flex;
    gap: 0.5rem;
}

.plant-action-btn {
    flex: 1;
    padding: 0.5rem;
    background: var(--light-gray);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.plant-action-btn:hover {
    background: var(--primary-color);
    color: white;
}

/* ==================== GROWTH STAGE SELECTOR ==================== */

.growth-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stage-option {
    background: white;
    border: 3px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.stage-option:hover {
    border-color: var(--primary-color);
    background: rgba(76, 175, 80, 0.05);
    transform: translateY(-4px);
}

.stage-option.active {
    border-color: var(--primary-color);
    background: rgba(76, 175, 80, 0.1);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.stage-icon {
    font-size: 3rem;
}

.stage-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
}

.stage-info p {
    color: #666;
    font-size: 0.95rem;
}

/* ==================== GROWTH CONTROLS ==================== */

.growth-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.growth-controls label {
    font-weight: 600;
    color: var(--dark-gray);
}

.growth-controls select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.growth-controls select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* ==================== EMPTY STATE ==================== */

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #999;
    font-size: 1.1rem;
}

.empty-state.hidden {
    display: none;
}

/* ==================== MODAL ==================== */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
}

.modal.active,
.modal:not(.hidden) {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal.hidden {
    display: none !important;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
}

.modal-content.modal-large {
    max-width: 700px;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--primary-color);
}

#modal-title {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

#detail-content {
    line-height: 1.6;
}

.detail-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.detail-section:last-child {
    border-bottom: none;
}

.detail-section h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.detail-section p {
    color: #555;
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 768px) {
    .search-header h1 {
        font-size: 1.8rem;
    }

    .search-header {
        padding: 2rem 1rem;
    }

    .search-input-group {
        flex-direction: column;
    }

    .search-btn {
        width: 100%;
    }

    .search-tabs {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    .plants-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .growth-selector {
        grid-template-columns: 1fr;
    }

    .growth-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .growth-controls select {
        width: 100%;
    }

    .modal-content {
        width: 95%;
        max-height: 90vh;
    }

    .example-chips {
        gap: 0.5rem;
    }

    .chip {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
}

@media (max-width: 480px) {
    .search-card {
        padding: 1.5rem;
    }

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

    .plant-card-image {
        height: 150px;
        font-size: 3rem;
    }

    .example-chips {
        flex-direction: column;
    }

    .chip {
        width: 100%;
    }

    .search-header h1 {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: 1rem;
    }
}

/* ===== Lazy Loading Optimization ===== */
.plant-card-image img {
    transition: opacity 0.3s ease;
}

.plant-card-image img.lazy-img {
    opacity: 0.7;
    filter: blur(5px);
}

.plant-card-image img:not(.lazy-img) {
    opacity: 1;
    filter: blur(0);
}