:root {
    --bg: #0e1117;
    --surface: #1a1d24;
    --text: #fafafa;
    --text-muted: #a0a0a0;
    --accent: #ff4b4b;
    --border: #2d3139;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

h1 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.rider-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.rider-btn {
    padding: 0.5rem 1.5rem;
    border: 2px solid var(--border);
    border-radius: 2rem;
    background: transparent;
    color: var(--text);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.rider-btn:hover {
    border-color: var(--accent);
}

.rider-btn.active {
    background: var(--accent);
    border-color: var(--accent);
}

.rider-btn.htmx-request {
    opacity: 0.6;
    pointer-events: none;
}

.stats {
    background: var(--surface);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.stats p {
    margin-bottom: 0.5rem;
}

.highlight {
    color: var(--accent);
    font-weight: 600;
}

.chart-container {
    background: var(--surface);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
    position: relative;
    width: 100%;
    min-height: 250px;
}

.chart-container canvas {
    width: 100% !important;
    height: auto !important;
}

/* Skeleton placeholder while charts load */
.chart-skeleton {
    background: linear-gradient(90deg, var(--surface) 25%, var(--border) 50%, var(--surface) 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
    border-radius: 0.25rem;
    height: 200px;
}

@keyframes skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
}

.tab-btn {
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.9rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text);
}

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

.tab-content {
    display: none;
}

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

.table-heading {
    margin: 1rem 0 0.5rem;
    color: var(--text-muted);
}

.table-heading:first-child {
    margin-top: 0;
}

.table-container {
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th, td {
    padding: 0.5rem;
    text-align: right;
    border-bottom: 1px solid var(--border);
}

th:first-child, td:first-child {
    text-align: left;
    position: sticky;
    left: 0;
    background: var(--surface);
}

th {
    color: var(--text-muted);
    font-weight: 500;
}

/* Reauth banner */
.reauth-banner {
    background: rgba(253, 184, 19, 0.15);
    color: #FDB813;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.reauth-banner a {
    color: #FDB813;
    text-decoration: underline;
}

/* Card rename */
.card-name-input {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text);
    font-weight: bold;
    font-size: inherit;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    width: auto;
}

.card-name-input:hover {
    border-color: var(--border);
}

.card-name-input:focus {
    border-color: var(--accent);
    outline: none;
}

.card-rename-form {
    display: inline;
}

.form-button-secondary {
    background: var(--surface);
    border: 1px solid var(--border);
    margin-top: 1rem;
}

.form-button-secondary:hover {
    border-color: var(--text-muted);
}

.text-muted {
    color: var(--text-muted);
}

.category-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    margin: 0.75rem 0;
}

.category-checkbox {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.9rem;
}

.save-status {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-left: 0.5rem;
}

/* Login */
.login-subtitle {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.login-loading {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 0.75rem;
}

.login-error {
    background: rgba(255, 75, 75, 0.15);
    color: var(--accent);
    padding: 0.75rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

/* HTMX loading indicators */
.htmx-indicator {
    opacity: 0;
    transition: opacity 200ms ease-in;
}

.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
    opacity: 1;
}

/* Mobile-first responsive */
@media (max-width: 640px) {
    body {
        padding: 0.75rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .chart-container {
        padding: 0.75rem;
        min-height: 180px;
        /* Allow horizontal scroll on mobile */
        overflow-x: auto;
    }

    .stats {
        padding: 0.75rem;
        font-size: 0.95rem;
    }

    table {
        font-size: 0.8rem;
    }

    th, td {
        padding: 0.4rem 0.3rem;
    }
}

/* View Transition crossfade for HTMX swaps */
@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fade-out {
    from { opacity: 1; }
    to { opacity: 0; }
}

::view-transition-old(root) {
    animation: 120ms ease-out fade-out;
}

::view-transition-new(root) {
    animation: 200ms ease-in fade-in;
}