/* ============================================
   Tee Time Tool — Dark Sidebar Theme
   ============================================ */

:root {
    --sidebar-bg: #1a1a2e;
    --sidebar-width: 240px;
    --content-bg: #16213e;
    --card-bg: #1a1a3e;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0b0;
    --text-muted: #6a6a7e;
    --border-color: #2a2a4e;
    --accent-green: #4ade80;
    --accent-yellow: #fbbf24;
    --accent-red: #f87171;
    --accent-blue: #60a5fa;
    --accent-purple: #a78bfa;
    --hover-bg: rgba(255,255,255,0.05);
    --active-bg: rgba(74,222,128,0.1);
    --radius: 8px;
    --radius-sm: 6px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--content-bg);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

/* ---- Layout ---- */
.layout {
    display: flex;
    min-height: 100vh;
}

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-header {
    padding: 1.5rem 1.25rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-green);
    letter-spacing: -0.02em;
}

.sidebar-nav {
    list-style: none;
    padding: 0.75rem 0;
    flex: 1;
}

.sidebar-nav li { padding: 0 0.75rem; }

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.15s;
}

.nav-link:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
    text-decoration: none;
}

.nav-link.active {
    background: var(--active-bg);
    color: var(--accent-green);
}

.nav-link svg { flex-shrink: 0; opacity: 0.7; }
.nav-link.active svg { opacity: 1; }

.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sidebar-user {
    font-size: 0.75rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.logout-link {
    font-size: 0.8rem;
    padding: 0.375rem 0;
}

/* ---- Content ---- */
.content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 2rem;
    min-height: 100vh;
}

/* ---- Page Header ---- */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* ---- Cards ---- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-body { padding: 1rem 1.25rem; }

/* ---- Tables ---- */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 0.625rem 0.75rem;
    font-size: 0.875rem;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--hover-bg); }

/* ---- Badges & Tags ---- */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.5rem;
    height: 1.5rem;
    padding: 0 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--accent-green);
    color: var(--sidebar-bg);
}

.tag {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.tag-sniper { background: rgba(96,165,250,0.15); color: var(--accent-blue); }
.tag-falloff { background: rgba(251,191,36,0.15); color: var(--accent-yellow); }
.tag-upgrade { background: rgba(167,139,250,0.15); color: var(--accent-purple); }

/* ---- Status ---- */
.status {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.status-pending { background: rgba(160,160,176,0.15); color: var(--text-secondary); }
.status-watching { background: rgba(251,191,36,0.15); color: var(--accent-yellow); }
.status-sniping { background: rgba(96,165,250,0.15); color: var(--accent-blue); }
.status-found { background: rgba(74,222,128,0.15); color: var(--accent-green); }
.status-booking { background: rgba(74,222,128,0.25); color: var(--accent-green); }
.status-completed { background: rgba(74,222,128,0.15); color: var(--accent-green); }
.status-failed { background: rgba(248,113,113,0.15); color: var(--accent-red); }
.status-expired { background: rgba(160,160,176,0.1); color: var(--text-muted); }
.status-cancelled { background: rgba(160,160,176,0.1); color: var(--text-muted); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.btn:hover { text-decoration: none; }

.btn-primary {
    background: var(--accent-green);
    color: var(--sidebar-bg);
}
.btn-primary:hover { background: #22c55e; color: var(--sidebar-bg); }

.btn-secondary {
    background: rgba(255,255,255,0.08);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover { background: rgba(255,255,255,0.12); }

.btn-danger {
    background: rgba(248,113,113,0.15);
    color: var(--accent-red);
}
.btn-danger:hover { background: rgba(248,113,113,0.25); }

.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8rem; }

.btn-link {
    background: none;
    border: none;
    color: var(--accent-green);
    cursor: pointer;
    font-size: inherit;
    padding: 0;
}
.btn-link:hover { text-decoration: underline; }

/* ---- Forms ---- */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.375rem;
}

.form-input, select.form-input {
    width: 100%;
    padding: 0.625rem 0.75rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: border-color 0.15s;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 2px rgba(74,222,128,0.15);
}

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

select.form-input {
    appearance: none;
    -webkit-appearance: none;
    padding: 0.75rem 2.25rem 0.75rem 0.75rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0b0' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px;
    cursor: pointer;
    line-height: 1.5;
}

select.form-input:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 2px rgba(74,222,128,0.15);
}

select.form-input option {
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 0.5rem;
}

.code-input {
    font-size: 2rem;
    letter-spacing: 0.5em;
    font-weight: 600;
    text-align: center;
    padding: 0.75rem;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-help {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.form-error {
    font-size: 0.75rem;
    color: var(--accent-red);
    margin-top: 0.25rem;
}

.form-section-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 1.25rem 0 0.625rem;
    padding-bottom: 0.375rem;
    border-bottom: 1px solid var(--border-color);
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

/* ---- Alerts ---- */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.alert-info { background: rgba(96,165,250,0.15); color: var(--accent-blue); }
.alert-success { background: rgba(74,222,128,0.15); color: var(--accent-green); }
.alert-error, .alert-danger { background: rgba(248,113,113,0.15); color: var(--accent-red); }
.alert-warning { background: rgba(251,191,36,0.15); color: var(--accent-yellow); }

/* ---- Auth Pages ---- */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--sidebar-bg);
}

.auth-wrapper {
    width: 100%;
    max-width: 420px;
    padding: 1rem;
}

.auth-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
}

.auth-card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0.5rem 0 0.25rem;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.auth-icon {
    width: 56px;
    height: 56px;
    background: var(--active-bg);
    color: var(--accent-green);
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.auth-card .form-group { text-align: left; }

.auth-footer {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ---- Activity Feed ---- */
.activity-feed { display: flex; flex-direction: column; gap: 0.5rem; }

.activity-item {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    font-size: 0.85rem;
}

.activity-time {
    flex-shrink: 0;
    width: 80px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.activity-event {
    flex-shrink: 0;
    font-weight: 600;
    color: var(--accent-blue);
}

.activity-message { color: var(--text-secondary); }

/* ---- Tee Sheet ---- */
.teesheet-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.slot-grid {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.slot-row {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 1rem;
    padding: 0.625rem 1rem;
    border-radius: var(--radius-sm);
    align-items: center;
    font-size: 0.875rem;
}

.slot-row:hover { background: var(--hover-bg); }

.slot-time {
    font-weight: 600;
    font-family: 'SF Mono', 'Menlo', monospace;
    font-size: 0.85rem;
}

.slot-open { border-left: 3px solid var(--accent-green); }
.slot-partial { border-left: 3px solid var(--accent-yellow); }
.slot-full { border-left: 3px solid var(--accent-red); opacity: 0.6; }
.slot-blocked { border-left: 3px solid var(--text-muted); opacity: 0.4; }

.slot-players {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.slot-player {
    padding: 0.125rem 0.5rem;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.slot-available {
    padding: 0.125rem 0.5rem;
    background: rgba(74,222,128,0.1);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--accent-green);
}

.slot-spots {
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
}

.spots-open { color: var(--accent-green); }
.spots-partial { color: var(--accent-yellow); }
.spots-full { color: var(--accent-red); }

.slot-tbd {
    background: rgba(251,191,36,0.15);
    color: var(--accent-yellow);
}

.slot-in-window {
    background: rgba(74,222,128,0.05);
    outline: 1px solid rgba(74,222,128,0.2);
    outline-offset: -1px;
}

/* HTMX loading indicator */
.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline; }
.htmx-request .htmx-settle { display: none; }

/* ---- Empty State ---- */
.empty-state {
    color: var(--text-muted);
    text-align: center;
    padding: 2rem 1rem;
    font-size: 0.9rem;
}

/* ---- Detail View ---- */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.detail-item label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.detail-item .value {
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* ---- Quick Action Pages (no auth) ---- */
.quick-action-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--sidebar-bg);
}

.quick-action-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    max-width: 400px;
    margin: 1rem;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .sidebar {
        position: relative;
        width: 100%;
        flex-direction: row;
        overflow-x: auto;
    }
    .sidebar-header { display: none; }
    .sidebar-nav { display: flex; padding: 0.5rem; gap: 0.25rem; }
    .sidebar-nav li { padding: 0; }
    .nav-link span { display: none; }
    .nav-link { padding: 0.5rem; }
    .sidebar-footer { display: none; }
    .content { margin-left: 0; padding: 1rem; }
    .layout { flex-direction: column; }
    .card-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}