/* gitwho - Dark/Light theme with CSS variables */

:root[data-theme="dark"] {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-hover: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent: #58a6ff;
    --accent-green: #3fb950;
    --accent-yellow: #d29922;
    --accent-red: #f85149;
    --accent-purple: #bc8cff;
    --border: #30363d;
    --shadow: rgba(0, 0, 0, 0.3);
    --lang-bar-bg: #21262d;
    --lang-bar-fill: #58a6ff;
    --table-stripe: #161b22;
}

:root[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f6f8fa;
    --bg-tertiary: #eaeef2;
    --bg-hover: #d0d7de;
    --text-primary: #1f2328;
    --text-secondary: #656d76;
    --text-muted: #8b949e;
    --accent: #0969da;
    --accent-green: #1a7f37;
    --accent-yellow: #9a6700;
    --accent-red: #cf222e;
    --accent-purple: #8250df;
    --border: #d0d7de;
    --shadow: rgba(0, 0, 0, 0.1);
    --lang-bar-bg: #eaeef2;
    --lang-bar-fill: #0969da;
    --table-stripe: #f6f8fa;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--accent);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* Theme toggle */
.theme-toggle {
    position: fixed;
    top: 16px;
    right: 16px;
    cursor: pointer;
    font-size: 24px;
    z-index: 100;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}
.theme-toggle:hover {
    background: var(--bg-hover);
}

/* ========== INDEX PAGE ========== */
.index-page,
#search-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.search-container {
    text-align: center;
    max-width: 600px;
    width: 90%;
}

.logo {
    font-size: 64px;
    font-weight: 700;
    letter-spacing: -2px;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.accent {
    color: var(--accent);
}

.tagline {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 32px;
}

.search-form {
    margin-bottom: 16px;
}

.search-box {
    display: flex;
    border: 2px solid var(--border);
    border-radius: 28px;
    overflow: hidden;
    background: var(--bg-secondary);
    transition: border-color 0.2s;
}
.search-box:focus-within {
    border-color: var(--accent);
}

.search-box input {
    flex: 1;
    padding: 14px 24px;
    font-size: 16px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    outline: none;
}
.search-box input::placeholder {
    color: var(--text-muted);
}

.search-btn {
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    background: var(--accent);
    color: white;
    border: none;
    cursor: pointer;
    transition: opacity 0.2s;
}
.search-btn:hover {
    opacity: 0.85;
}

.examples {
    color: var(--text-muted);
    font-size: 14px;
}
.examples a {
    margin: 0 8px;
    color: var(--accent);
}

.error-message {
    background: var(--accent-red);
    color: white;
    padding: 10px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

/* Loading indicator */
.loading-indicator {
    margin-top: 24px;
    text-align: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border);
    border-top: 4px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

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

.loading-text {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.loading-subtext {
    font-size: 13px;
    color: var(--text-muted);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Header inline loading (results page) */
.header-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-size: 13px;
    margin-left: 12px;
    white-space: nowrap;
    animation: pulse 1.5s ease-in-out infinite;
}

.header-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border);
    border-top: 2px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}

.index-footer {
    position: fixed;
    bottom: 16px;
    color: var(--text-muted);
    font-size: 13px;
}

/* ========== RESULTS PAGE ========== */
.results-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--text-primary);
    text-decoration: none;
}

.header-search {
    display: flex;
    flex: 1;
    max-width: 400px;
}
.header-search input {
    flex: 1;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 6px 0 0 6px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
}
.header-search button {
    padding: 8px 16px;
    background: var(--accent);
    color: white;
    border: 1px solid var(--accent);
    border-radius: 0 6px 6px 0;
    cursor: pointer;
    font-size: 14px;
}

.results-layout {
    display: flex;
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px;
    gap: 24px;
}

/* Sidebar */
.sidebar {
    width: 300px;
    flex-shrink: 0;
}

.profile-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    position: sticky;
    top: 80px;
}

.avatar {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    display: block;
    margin: 0 auto 16px;
    border: 3px solid var(--border);
}

.profile-name {
    font-size: 24px;
    text-align: center;
}

.profile-username {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 12px;
}

.profile-bio {
    color: var(--text-secondary);
    font-size: 14px;
    text-align: center;
    margin-bottom: 16px;
    font-style: italic;
}

.profile-stats {
    display: flex;
    justify-content: space-around;
    padding: 16px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.stat {
    text-align: center;
}
.stat-value {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: var(--accent);
}
.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.profile-details {
    margin-bottom: 16px;
}
.detail {
    padding: 4px 0;
    font-size: 14px;
    color: var(--text-secondary);
}
.detail-icon {
    margin-right: 6px;
}

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}
.org-badge {
    background: var(--accent-purple);
    color: white;
    display: block;
    text-align: center;
    margin-bottom: 12px;
}

.section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 16px 0 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-top: 1px solid var(--border);
    padding-top: 12px;
}

.org-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.org-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}
.org-avatar {
    width: 24px;
    height: 24px;
    border-radius: 4px;
}

.achievement-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.achievement-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    background: var(--bg-tertiary);
    padding: 4px 8px;
    border-radius: 6px;
}
.achievement-icon {
    width: 20px;
    height: 20px;
}

/* Main content */
.main-content {
    flex: 1;
    min-width: 0;
}

.content-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 16px;
}

.section-heading {
    font-size: 18px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    cursor: default;
}

.collapsible .section-heading {
    cursor: pointer;
    user-select: none;
}
.collapsible .section-heading:hover {
    color: var(--accent);
}

.collapse-icon {
    float: right;
    font-size: 12px;
    color: var(--text-muted);
    transition: transform 0.2s;
}

.collapsed .section-body {
    display: none;
}
.collapsed .collapse-icon {
    transform: rotate(0);
}

/* Analysis */
.analysis-summary {
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 16px;
}

.llm-summary {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent-purple);
    padding: 12px 16px;
    margin-bottom: 16px;
    border-radius: 0 8px 8px 0;
}
.llm-badge {
    display: inline-block;
    background: var(--accent-purple);
    color: white;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    margin-bottom: 8px;
}

.focus-areas {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}
.focus-tag {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--accent);
    padding: 4px 14px;
    border-radius: 16px;
    font-size: 13px;
    font-weight: 500;
}

/* Language chart */
.language-chart {
    margin-bottom: 16px;
}
.language-chart h4 {
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}
.lang-row {
    display: flex;
    align-items: center;
    margin-bottom: 4px;
}
.lang-name {
    width: 120px;
    font-size: 13px;
    flex-shrink: 0;
}
.lang-bar-wrapper {
    flex: 1;
    background: var(--lang-bar-bg);
    height: 14px;
    border-radius: 7px;
    overflow: hidden;
    margin: 0 8px;
}
.lang-bar {
    height: 100%;
    background: var(--lang-bar-fill);
    border-radius: 7px;
    min-width: 2px;
    transition: width 0.5s ease;
}
.lang-pct {
    font-size: 12px;
    color: var(--text-muted);
    width: 45px;
    text-align: right;
}

/* Metrics grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
}
.metric-card {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}
.metric-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
}
.metric-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* Data tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.data-table th {
    text-align: left;
    padding: 8px 12px;
    border-bottom: 2px solid var(--border);
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
}
.data-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
}
.data-table tr:nth-child(even) {
    background: var(--table-stripe);
}
.data-table tr:hover {
    background: var(--bg-hover);
}
.data-table .num {
    white-space: nowrap;
}
.data-table .desc {
    color: var(--text-secondary);
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* PR tabs */
.pr-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}
.pr-tab {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}
.pr-tab.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}
.pr-tab:hover:not(.active) {
    background: var(--bg-hover);
}

.pr-content {
    max-height: 400px;
    overflow-y: auto;
}
.hidden {
    display: none;
}

.pr-item {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}
.pr-item:last-child {
    border-bottom: none;
}
.pr-status {
    font-weight: bold;
    width: 20px;
    text-align: center;
}
.pr-item.merged .pr-status { color: var(--accent-green); }
.pr-item.open .pr-status { color: var(--accent-yellow); }
.pr-item.closed .pr-status { color: var(--accent-red); }

.pr-repo {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 12px;
    flex-shrink: 0;
}

.empty-state {
    color: var(--text-muted);
    text-align: center;
    padding: 24px;
    font-style: italic;
}

/* User grid (followers/following) */
.user-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}
.user-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px;
    border-radius: 8px;
    transition: background 0.2s;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 12px;
}
.user-card:hover {
    background: var(--bg-hover);
    text-decoration: none;
}
.user-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

/* Footer */
.results-footer {
    text-align: center;
    padding: 16px;
    color: var(--text-muted);
    font-size: 13px;
    border-top: 1px solid var(--border);
    margin-top: 24px;
}
.footer-sep {
    margin: 0 8px;
}

/* Responsive */
@media (max-width: 768px) {
    .results-layout {
        flex-direction: column;
        padding: 12px;
    }
    .sidebar {
        width: 100%;
    }
    .profile-card {
        position: static;
    }
    .avatar {
        width: 120px;
        height: 120px;
    }
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .logo {
        font-size: 48px;
    }
    .results-header {
        flex-wrap: wrap;
    }
    .header-search {
        max-width: 100%;
        order: 3;
        width: 100%;
    }
    .data-table .desc {
        display: none;
    }
}