/* =============================================================================
   DartBullz - Komponenten
   ============================================================================= */

/* Buttons */
.btn {
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid transparent;
    font-family: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    letter-spacing: 0.01em;
    line-height: 1.2;
    user-select: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent);
    color: var(--accent-fg);
    box-shadow: 0 2px 0 var(--brand-red-dark);
}
.btn-primary:hover:not(:disabled) {
    background: var(--brand-red-bright);
    transform: translateY(-1px);
    box-shadow: 0 4px 0 var(--brand-red-dark), var(--shadow-md);
}
.btn-primary:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 1px 0 var(--brand-red-dark);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-default);
}
.btn-ghost:hover:not(:disabled) {
    background: var(--bg-elev-2);
    border-color: var(--border-strong);
}

.btn-danger {
    background: var(--danger);
    color: white;
}
.btn-danger:hover:not(:disabled) {
    background: #b91c1c;
}

.btn-block { width: 100%; }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.8125rem; }
.btn-lg { padding: 0.875rem 1.5rem; font-size: 1rem; }

/* Theme toggle */
.theme-toggle {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    background: var(--bg-elev-2);
    border: 1px solid var(--border-default);
    cursor: pointer;
    display: grid;
    place-items: center;
    color: var(--text-primary);
    transition: all var(--transition);
}

.theme-toggle:hover {
    background: var(--bg-elev-3);
    transform: scale(1.05);
}

.theme-toggle svg { width: 1rem; height: 1rem; }
/* Logik: zeige das Icon der jeweils GEGENTEILIGEN Aktion.
   Im Dark-Theme klickt man Richtung Light -> Sonne anzeigen.
   Im Light-Theme klickt man Richtung Dark -> Mond anzeigen. */
.theme-toggle .icon-sun  { display: block; }
.theme-toggle .icon-moon { display: none;  }
[data-theme="light"] .theme-toggle .icon-sun  { display: none;  }
[data-theme="light"] .theme-toggle .icon-moon { display: block; }

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.form-required {
    color: var(--accent);
    margin-left: 0.125rem;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.625rem 0.875rem;
    background: var(--bg-elev-2);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9375rem;
    transition: all var(--transition);
    line-height: 1.4;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

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

.form-input.is-invalid,
.form-textarea.is-invalid,
.form-select.is-invalid {
    border-color: var(--danger);
}

.form-error {
    color: var(--danger);
    font-size: 0.8125rem;
    margin-top: 0.375rem;
}

.form-help {
    color: var(--text-tertiary);
    font-size: 0.8125rem;
    margin-top: 0.375rem;
}

.form-textarea {
    resize: vertical;
    min-height: 5rem;
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-top: 1.5rem;
}

.form-tabs {
    display: flex;
    background: var(--bg-elev-2);
    border-radius: var(--radius-md);
    padding: 0.25rem;
    margin-bottom: 1.25rem;
    border: 1px solid var(--border-subtle);
}

.form-tab {
    flex: 1;
    padding: 0.5rem;
    text-align: center;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}

.form-tab.is-active {
    background: var(--bg-elev-3);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

/* Card */
.card {
    background: var(--bg-elev-1);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    gap: 1rem;
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.card-action {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
}
.card-action:hover { color: var(--accent); }

/* Stat card */
.stat-card {
    background: var(--bg-elev-1);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 100% 0%, var(--accent-soft), transparent 70%);
    pointer-events: none;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    line-height: 1;
    margin-bottom: 0.375rem;
}

.stat-trend {
    font-size: 0.75rem;
    color: var(--success);
}
.stat-trend.is-down { color: var(--danger); }

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-tertiary);
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-default);
    white-space: nowrap;
}

.data-table td {
    padding: 0.875rem 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
}

.data-table tr:last-child td { border-bottom: none; }

.data-table tr {
    transition: background var(--transition);
}
.data-table tbody tr:hover {
    background: var(--bg-elev-2);
}

.data-table .col-actions {
    text-align: right;
    white-space: nowrap;
}

.data-table .col-numeric {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: var(--bg-elev-3);
    color: var(--text-secondary);
}

.badge.is-success { background: rgba(45, 165, 90, 0.15); color: var(--success); }
.badge.is-warning { background: rgba(217, 119, 6, 0.15); color: var(--warning); }
.badge.is-danger  { background: rgba(220, 38, 38, 0.15); color: var(--danger); }
.badge.is-info    { background: rgba(59, 130, 246, 0.15); color: var(--info); }
.badge.is-accent  { background: var(--accent-soft); color: var(--accent); }

.badge.is-live::before {
    content: '';
    display: inline-block;
    width: 0.375rem;
    height: 0.375rem;
    background: currentColor;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Avatar */
.player-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-red), var(--brand-red-dark));
    color: white;
    display: grid;
    place-items: center;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
    text-transform: uppercase;
}

.player-avatar.lg { width: 3rem; height: 3rem; font-size: 1rem; }

/* Page-specific layouts */
.dash-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.25rem;
    margin-top: 1rem;
}

.stats-row { grid-column: span 12; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

@media (max-width: 900px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }

.col-span-12 { grid-column: span 12; }
.col-span-8  { grid-column: span 8; }
.col-span-7  { grid-column: span 7; }
.col-span-6  { grid-column: span 6; }
.col-span-5  { grid-column: span 5; }
.col-span-4  { grid-column: span 4; }

@media (max-width: 1100px) {
    .col-span-8, .col-span-7, .col-span-6, .col-span-5, .col-span-4 {
        grid-column: span 12;
    }
}

/* Page-Header */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: 0.375rem;
}

.page-header-title {
    font-family: var(--font-display);
    font-size: 2rem;
    letter-spacing: 0.01em;
    line-height: 1;
}

.page-header-title .accent { color: var(--accent); }

/* ========================================
   Phase 2 components: tabs, lists, modals, forms
   ======================================== */

/* Tabs */
.tabs {
    display: flex;
    gap: 0.25rem;
    border-bottom: 2px solid var(--border);
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;  /* Firefox */
}
.tabs::-webkit-scrollbar { display: none; }  /* WebKit */
.tab-btn {
    background: transparent;
    border: none;
    padding: 0.75rem 1.25rem;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.95em;
    color: var(--muted);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: color 0.15s ease, border-color 0.15s ease;
    white-space: nowrap;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* List-Cards (clickable rows) */
.list-card { transition: background 0.15s ease, transform 0.15s ease; }
.list-card:hover { background: var(--surface-hover, rgba(255,255,255,0.03)); transform: translateX(2px); }

/* Match rows */
.match-row:hover { background: var(--surface-hover, rgba(255,255,255,0.03)); }

/* Form rows: nebeneinander */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}
.form-row .form-group { margin-bottom: 1rem; }
.form-help { color: var(--muted); font-size: 0.85em; }

/* Modal-Overlays */
.modal-overlay {
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* Standings-Table */
.standings-table { font-variant-numeric: tabular-nums; }
.standings-table th { font-weight: 600; color: var(--muted); font-size: 0.85em; text-transform: uppercase; letter-spacing: 0.5px; }
.standings-table tbody tr:hover { background: var(--surface-hover, rgba(255,255,255,0.03)); }

/* Page-header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}
.page-header-title { font-family: var(--font-display); font-size: 1.75rem; margin: 0 0 0.25rem 0; }
.page-header-subtitle { color: var(--muted); margin: 0; }

/* Badge variants for Phase 2 */
.badge-success { background: rgba(45, 165, 90, 0.15); color: var(--success); }
.badge-muted { background: var(--surface-2, rgba(255,255,255,0.05)); color: var(--muted); }

/* Card error */
.card.error { background: rgba(220, 38, 38, 0.1); color: var(--danger); border-color: var(--danger); }

/* Btn-sm and danger */
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.85em; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: color-mix(in srgb, var(--danger) 85%, black); }

/* ========================================
   Mobile Burger + Responsive Sidebar
   ======================================== */

/* Default: Burger ist nur auf Mobile sichtbar */
.burger-btn {
    display: none;
    background: transparent;
    border: 0;
    padding: 0.5rem;
    margin-right: 0.5rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: space-around;
}
.burger-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
}

/* Sidebar-Close-Button und Backdrop: nur auf Mobile sichtbar */
.sidebar-close {
    display: none;
    position: absolute;
    top: 0.5rem;
    right: 0.75rem;
    background: transparent;
    border: 0;
    color: var(--muted);
    font-size: 1.75rem;
    cursor: pointer;
    width: 32px;
    height: 32px;
    line-height: 1;
}
.app-sidebar-brand { position: relative; }

.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}
.sidebar-backdrop.is-open {
    display: block;
    opacity: 1;
    pointer-events: auto;
}

@media (max-width: 900px) {
    .burger-btn { display: flex; }
    .sidebar-close { display: block; }

    .app-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        height: 100vh;
        width: 280px;
        max-width: 85vw;
        z-index: 999;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        box-shadow: 2px 0 16px rgba(0, 0, 0, 0.2);
        background: var(--bg-elev-1);
        border-right: 1px solid var(--border-subtle);
        overflow-y: auto;

        /* Wichtig: Sidebar ist fixed-positioniert, soll aber im Grid-Layout
           keinen Slot belegen. Sonst rutscht der Content nach unten. */
        grid-row: 1;
        grid-column: 1;
    }
    .app-sidebar.is-open { transform: translateX(0); }

    .app-main {
        margin-left: 0 !important;
        width: 100%;
        grid-row: 1;
        grid-column: 1;
    }
}

/* User-Menu-Dropdown */
.user-menu { position: relative; }
.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: 1px solid transparent;
    padding: 0.4rem 0.75rem;
    border-radius: 0.5rem;
    cursor: pointer;
    color: var(--text-primary);
    font-family: var(--font-body);
}
.user-menu-trigger:hover { background: var(--surface-hover, rgba(255,255,255,0.05)); }
.user-menu-caret { color: var(--muted); font-size: 0.85em; }

.user-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.25rem;
    min-width: 160px;
    background: var(--bg-elev-2, var(--surface));
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    z-index: 50;
}
.user-menu-item {
    display: block;
    width: 100%;
    padding: 0.6rem 0.85rem;
    border: 0;
    background: transparent;
    text-align: left;
    cursor: pointer;
    font-family: var(--font-body);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95em;
}
.user-menu-item:hover { background: var(--surface-hover, rgba(255,255,255,0.05)); }

@media (max-width: 600px) {
    /* Username im Topbar verstecken auf sehr kleinen Screens */
    .user-menu-name { display: none; }
}

/* Bell-Button in Topbar */
.bell-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
    text-decoration: none;
    font-size: 1.2em;
    color: var(--text-primary);
    margin-right: 0.25rem;
}
.bell-btn:hover {
    background: var(--surface-hover, rgba(0,0,0,0.05));
}
.bell-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    background: var(--accent);
    color: white;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: bold;
    padding: 0.1rem 0.35rem;
    border-radius: 999px;
    min-width: 18px;
    text-align: center;
    line-height: 1.2;
}