/*
 * OSS4Climate - Modern Styles
 * Uses CSS custom properties for theming (defined in theme.py and injected into base template)
 *
 * This file contains the structural styles, while theme variables are injected
 * dynamically from the Python theme configuration.
 */

/* ============================================
 * Base Styles
 * ============================================ */

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family, 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif);
    line-height: var(--line-height-base, 1.6);
    color: var(--color-text-primary, #333333);
    background-color: var(--color-background, #f9f9f9);
    margin: 0;
    padding: 0;
    font-size: var(--font-size-base, 16px);
}

a {
    color: var(--color-primary, #2e8b57);
    text-decoration: none;
    transition: color var(--transition-fast, 0.15s ease);
}

a:hover {
    color: var(--color-primary-dark, #1b5e20);
    text-decoration: underline;
}

/* ============================================
 * Navigation
 * ============================================ */

.navbar {
    background-color: var(--color-primary, #2e8b57);
    padding: var(--spacing-sm, 8px) var(--spacing-md, 16px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    box-shadow: var(--shadow-md, 0 2px 10px rgba(0, 0, 0, 0.1));
}

.nav-hint {
    color: var(--color-text-light, #ffffff);
    font-size: var(--font-size-xlarge, 24px);
    cursor: pointer;
    padding: var(--spacing-xs, 4px);
    line-height: 1;
}

.nav-hint:hover {
    opacity: 0.8;
}

.nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-primary, #2e8b57);
    flex-direction: column;
    gap: var(--spacing-xs, 4px);
    padding: var(--spacing-sm, 8px) var(--spacing-md, 16px);
    z-index: 100;
    box-shadow: var(--shadow-lg, 0 4px 20px rgba(0, 0, 0, 0.15));
}

.nav-links a {
    color: var(--color-text-light, #ffffff);
    padding: var(--spacing-sm, 8px) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-base, 16px);
    transition: all var(--transition-fast, 0.15s ease);
}

.nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    padding-left: var(--spacing-sm, 8px);
}

@media (min-width: 769px) {
    .nav-hint {
        display: none;
    }

    .nav-links {
        display: flex;
        position: static;
        flex-direction: row;
        gap: var(--spacing-md, 16px);
        padding: 0;
        background-color: transparent;
        box-shadow: none;
    }

    .nav-links a {
        color: var(--color-text-light, #ffffff);
        padding: var(--spacing-xs, 4px) var(--spacing-sm, 8px);
        border-bottom: none;
    }

    .nav-links a:hover {
        background-color: rgba(255, 255, 255, 0.1);
        border-radius: var(--border-radius-sm, 4px);
        padding-left: var(--spacing-sm, 8px);
        padding-right: var(--spacing-sm, 8px);
    }
}

/* ============================================
 * Container & Layout
 * ============================================ */

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-lg, 24px);
}

/* ============================================
 * Typography
 * ============================================ */

h1 {
    color: var(--color-primary-dark, #1b5e20);
    text-align: center;
    margin-bottom: var(--spacing-lg, 24px);
    font-weight: var(--font-weight-bold, 600);
    font-size: var(--font-size-xlarge, 24px);
    line-height: var(--line-height-tight, 1.4);
}

h2 {
    color: var(--color-primary-dark, #1b5e20);
    font-size: var(--font-size-large, 18px);
    font-weight: var(--font-weight-bold, 600);
    margin-bottom: var(--spacing-md, 16px);
}

h3 {
    color: var(--color-text-primary, #333333);
    font-size: var(--font-size-base, 16px);
    font-weight: var(--font-weight-bold, 600);
    margin-bottom: var(--spacing-sm, 8px);
}

p {
    margin-bottom: var(--spacing-md, 16px);
    color: var(--color-text-primary, #333333);
}

ul {
    margin-bottom: var(--spacing-md, 16px);
    padding-left: var(--spacing-lg, 24px);
}

li {
    margin-bottom: var(--spacing-xs, 4px);
    color: var(--color-text-primary, #333333);
}

/* ============================================
 * Search Page Styles
 * ============================================ */

.mcp-link {
    display: block;
    text-align: center;
    margin: var(--spacing-md, 16px) 0;
    color: var(--color-primary, #2e8b57);
    font-weight: var(--font-weight-medium, 500);
    font-size: var(--font-size-base, 16px);
}

.mcp-link:hover {
    text-decoration: underline;
}

.stats {
    text-align: center;
    margin: var(--spacing-lg, 24px) 0;
    font-size: var(--font-size-large, 18px);
    color: var(--color-primary-dark, #1b5e20);
    font-weight: var(--font-weight-medium, 500);
}

/* Search Form */
.search-container {
    display: flex;
    gap: var(--spacing-sm, 8px);
    margin: var(--spacing-lg, 24px) 0;
}

#query {
    flex: 1;
    padding: var(--spacing-sm, 8px) var(--spacing-md, 16px);
    border: 2px solid var(--color-border, #dddddd);
    border-radius: var(--border-radius-full, 25px);
    font-size: var(--font-size-base, 16px);
    outline: none;
    transition: border-color var(--transition-normal, 0.3s ease), box-shadow var(--transition-normal, 0.3s ease);
    font-family: inherit;
}

#query:focus {
    border-color: var(--color-primary, #2e8b57);
    box-shadow: 0 0 0 3px rgba(46, 139, 87, 0.1);
}

button.search_button,
button[type="submit"] {
    background-color: var(--color-primary, #2e8b57);
    color: var(--color-text-light, #ffffff);
    border: none;
    padding: var(--spacing-sm, 8px) var(--spacing-lg, 24px);
    border-radius: var(--border-radius-full, 25px);
    cursor: pointer;
    font-size: var(--font-size-base, 16px);
    font-weight: var(--font-weight-medium, 500);
    transition: background-color var(--transition-normal, 0.3s ease), transform var(--transition-fast, 0.15s ease);
    white-space: nowrap;
}

button.search_button:hover,
button[type="submit"]:hover {
    background-color: var(--color-primary-dark, #1b5e20);
    transform: translateY(-1px);
}

button.search_button:active,
button[type="submit"]:active {
    transform: translateY(0);
}

/* Search Refining Form */
.search_refining_form {
    background-color: var(--color-surface, #ffffff);
    padding: var(--spacing-md, 16px);
    border-radius: var(--border-radius-md, 8px);
    border: 1px solid var(--color-border, #dddddd);
    margin: var(--spacing-lg, 24px) 0;
}

.search_refining_form > label {
    display: block;
    font-weight: var(--font-weight-bold, 600);
    color: var(--color-primary-dark, #1b5e20);
    margin-bottom: var(--spacing-sm, 8px);
    font-size: var(--font-size-base, 16px);
}

.search_refining_form label {
    display: inline-block;
    margin-bottom: var(--spacing-xs, 4px);
    color: var(--color-text-primary, #333333);
    font-weight: var(--font-weight-normal, 400);
}

.search_refining_form select {
    padding: var(--spacing-xs, 4px) var(--spacing-sm, 8px);
    border: 1px solid var(--color-border, #dddddd);
    border-radius: var(--border-radius-sm, 4px);
    font-size: var(--font-size-base, 16px);
    margin-bottom: var(--spacing-sm, 8px);
    width: 100%;
    max-width: 300px;
    font-family: inherit;
}

.search_refining_form select:focus {
    outline: none;
    border-color: var(--color-primary, #2e8b57);
    box-shadow: 0 0 0 2px rgba(46, 139, 87, 0.1);
}

.search_refining_form input[type="checkbox"] {
    margin-right: var(--spacing-xs, 4px);
    cursor: pointer;
}

.search_refining_form br {
    display: block;
    margin: var(--spacing-xs, 4px) 0;
}

/* ============================================
 * Data Sources
 * ============================================ */

.sources {
    margin-top: var(--spacing-xxl, 48px);
    padding-top: var(--spacing-lg, 24px);
    border-top: 1px solid var(--color-divider, #eeeeee);
}

.sources h2 {
    color: var(--color-primary-dark, #1b5e20);
    font-size: var(--font-size-large, 18px);
    margin-bottom: var(--spacing-md, 16px);
    text-align: center;
}

.source-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-sm, 8px);
}

.source-item {
    background-color: var(--color-surface, #ffffff);
    border: 1px solid var(--color-border, #dddddd);
    border-radius: var(--border-radius-md, 8px);
    padding: var(--spacing-sm, 8px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-normal, 0.3s ease);
    box-shadow: var(--shadow-sm, 0 1px 2px rgba(0, 0, 0, 0.05));
}

.source-item:hover {
    box-shadow: var(--shadow-md, 0 2px 10px rgba(0, 0, 0, 0.1));
    transform: translateY(-2px);
    border-color: var(--color-primary-light, #e8f5e9);
}

.source-content {
    flex: 1;
    min-width: 0;
}

.source-name {
    font-weight: var(--font-weight-bold, 600);
    color: var(--color-primary-dark, #1b5e20);
    font-size: var(--font-size-small, 14px);
    margin-bottom: var(--spacing-xs, 4px);
    word-break: break-all;
}

.source-name a {
    color: var(--color-primary-dark, #1b5e20);
}

.source-name a:hover {
    color: var(--color-primary, #2e8b57);
}

.source-license {
    font-size: var(--font-size-small, 14px);
    color: var(--color-text-secondary, #666666);
    margin-top: var(--spacing-xs, 4px);
}

.source-license a {
    color: var(--color-secondary, #3498db);
    font-size: var(--font-size-small, 14px);
}

.source-license a:hover {
    color: #2980b9;
}

.source-count {
    background-color: var(--color-primary, #2e8b57);
    color: var(--color-text-light, #ffffff);
    padding: var(--spacing-xs, 4px) var(--spacing-sm, 8px);
    border-radius: var(--border-radius-full, 25px);
    font-size: var(--font-size-small, 14px);
    font-weight: var(--font-weight-bold, 600);
    white-space: nowrap;
    margin-left: var(--spacing-sm, 8px);
}

/* ============================================
 * Results Page Styles
 * ============================================ */

.results-header {
    margin-bottom: var(--spacing-lg, 24px);
}

.results-header h1 {
    color: var(--color-primary-dark, #1b5e20);
    font-size: var(--font-size-large, 18px);
    margin-bottom: var(--spacing-sm, 8px);
}

.no-results {
    text-align: center;
    padding: var(--spacing-xxl, 48px);
    background-color: var(--color-surface, #ffffff);
    border-radius: var(--border-radius-md, 8px);
    border: 1px solid var(--color-border, #dddddd);
    margin: var(--spacing-lg, 24px) 0;
}

.no-results p {
    margin-bottom: var(--spacing-md, 16px);
    color: var(--color-text-secondary, #666666);
}

/* Search Again Form (on results page) */
.search-again {
    background-color: var(--color-primary-light, #e8f5e9);
    padding: var(--spacing-md, 16px);
    border-radius: var(--border-radius-md, 8px);
    margin-bottom: var(--spacing-lg, 24px);
    border: 1px solid var(--color-primary, #2e8b57);
}

.search-again h3 {
    color: var(--color-primary-dark, #1b5e20);
    font-size: var(--font-size-base, 16px);
    margin-bottom: var(--spacing-sm, 8px);
}

.search-again .search-container {
    margin: 0;
}

.search-again #query {
    background-color: var(--color-surface, #ffffff);
}

/* Results Stats */
.results-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md, 16px);
    flex-wrap: wrap;
    gap: var(--spacing-sm, 8px);
}

.results-stats strong {
    color: var(--color-primary-dark, #1b5e20);
    font-size: var(--font-size-large, 18px);
}

/* Result Cards (replacing table) */
.results-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm, 8px);
}

.result-card {
    background-color: var(--color-surface, #ffffff);
    border: 1px solid var(--color-border, #dddddd);
    border-radius: var(--border-radius-md, 8px);
    padding: var(--spacing-md, 16px);
    transition: all var(--transition-normal, 0.3s ease);
    box-shadow: var(--shadow-sm, 0 1px 2px rgba(0, 0, 0, 0.05));
}

.result-card:hover {
    box-shadow: var(--shadow-md, 0 2px 10px rgba(0, 0, 0, 0.1));
    transform: translateY(-2px);
    border-color: var(--color-primary-light, #e8f5e9);
}

.result-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm, 8px);
    flex-wrap: wrap;
    gap: var(--spacing-sm, 8px);
}

.result-card-title {
    flex: 1;
    min-width: 0;
}

.result-card-title a {
    color: var(--color-primary, #2e8b57);
    font-weight: var(--font-weight-bold, 600);
    font-size: var(--font-size-large, 18px);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 4px);
}

.result-card-title a::before {
    content: "📦";
    font-size: var(--font-size-base, 16px);
}

.result-card-title a:hover {
    color: var(--color-primary-dark, #1b5e20);
    text-decoration: underline;
}

.result-card-meta {
    display: flex;
    gap: var(--spacing-md, 16px);
    flex-wrap: wrap;
}

.result-card-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 4px);
    padding: var(--spacing-xs, 4px) var(--spacing-sm, 8px);
    background-color: var(--color-background, #f9f9f9);
    border-radius: var(--border-radius-full, 25px);
    font-size: var(--font-size-small, 14px);
    color: var(--color-text-secondary, #666666);
}

.result-card-badge.language::before {
    content: "💻";
}

.result-card-badge.license::before {
    content: "📜";
}

.result-card-badge.last-commit::before {
    content: "📅";
}

.result-card-description {
    color: var(--color-text-primary, #333333);
    font-size: var(--font-size-base, 16px);
    line-height: var(--line-height-base, 1.6);
    margin-top: var(--spacing-xs, 4px);
}

/* Feedback Link */
.feedback-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 4px);
    margin: var(--spacing-lg, 24px) 0;
    color: var(--color-primary, #2e8b57);
    font-weight: var(--font-weight-medium, 500);
    padding: var(--spacing-sm, 8px) var(--spacing-md, 16px);
    background-color: var(--color-primary-light, #e8f5e9);
    border-radius: var(--border-radius-md, 8px);
    transition: all var(--transition-normal, 0.3s ease);
}

.feedback-link:hover {
    background-color: var(--color-primary, #2e8b57);
    color: var(--color-text-light, #ffffff);
    text-decoration: none;
}

.feedback-link::before {
    content: "💬";
}

/* ============================================
 * Responsive Design
 * ============================================ */

@media (max-width: 768px) {
    .container {
        padding: var(--spacing-sm, 8px);
    }

    .search-container {
        flex-direction: column;
    }

    button.search_button,
    button[type="submit"] {
        width: 100%;
    }

    .source-list {
        grid-template-columns: 1fr;
    }

    .source-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs, 4px);
    }

    .source-count {
        margin-left: 0;
        align-self: flex-end;
    }

    .result-card-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .result-card-meta {
        flex-direction: column;
        gap: var(--spacing-xs, 4px);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: var(--font-size-large, 18px);
    }

    .stats {
        font-size: var(--font-size-base, 16px);
    }

    .result-card-title a {
        font-size: var(--font-size-base, 16px);
    }
}

/* ============================================
 * Utility Classes
 * ============================================ */

.text-center {
    text-align: center;
}

.text-primary {
    color: var(--color-primary, #2e8b57);
}

.text-secondary {
    color: var(--color-text-secondary, #666666);
}

.mt-sm { margin-top: var(--spacing-sm, 8px); }
.mt-md { margin-top: var(--spacing-md, 16px); }
.mt-lg { margin-top: var(--spacing-lg, 24px); }
.mb-sm { margin-bottom: var(--spacing-sm, 8px); }
.mb-md { margin-bottom: var(--spacing-md, 16px); }
.mb-lg { margin-bottom: var(--spacing-lg, 24px); }

/* ============================================
 * Animations
 * ============================================ */

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

.result-card {
    animation: fadeIn 0.3s ease forwards;
}

.result-card:nth-child(1) { animation-delay: 0.05s; }
.result-card:nth-child(2) { animation-delay: 0.1s; }
.result-card:nth-child(3) { animation-delay: 0.15s; }
.result-card:nth-child(4) { animation-delay: 0.2s; }
.result-card:nth-child(5) { animation-delay: 0.25s; }