/* ============================================================
   KCeare - PadelTennis Verwaltung
   Dark Mode + Sidebar Layout
   ============================================================ */

:root {
    --sidebar-width: 250px;
    --sidebar-bg: #111827;
    --sidebar-hover: #1f2937;
    --sidebar-active: #0d6efd;
    --sidebar-text: #9ca3af;
    --sidebar-text-active: #ffffff;
    --topbar-height: 56px;
    --body-bg: #0f1117;
    --card-bg: #1a1d27;
    --card-border: #2a2d3a;
    --accent: #0d6efd;
    --accent-glow: rgba(13, 110, 253, 0.15);
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--body-bg);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--card-border);
    display: flex;
    flex-direction: column;
    z-index: 1040;
    transition: transform 0.3s ease;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--card-border);
}

.sidebar-brand {
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.3px;
}

.sidebar-brand:hover {
    color: var(--accent);
}

.sidebar-brand .bi {
    color: var(--accent);
    margin-right: 6px;
}

.sidebar-close {
    background: none;
    border: none;
    color: var(--sidebar-text);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    margin: 2px 0;
    border-radius: 8px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.sidebar-nav-link:hover {
    background: var(--sidebar-hover);
    color: #fff;
}

.sidebar-nav-link.active {
    background: var(--accent-glow);
    color: var(--accent);
    font-weight: 600;
}

.sidebar-nav-link.active .bi {
    color: var(--accent);
}

.sidebar-nav-link .bi {
    font-size: 1.15rem;
    width: 22px;
    text-align: center;
}

.sidebar-footer {
    padding: 14px;
    border-top: 1px solid var(--card-border);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
}

.sidebar-user .bi {
    font-size: 1.3rem;
    color: var(--accent);
}

.sidebar-footer .sidebar-nav-link {
    padding: 8px 14px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.sidebar-footer .sidebar-nav-link:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

/* ============================================================
   MOBILE TOPBAR
   ============================================================ */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topbar-height);
    background: var(--sidebar-bg);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    z-index: 1030;
}

.topbar-toggle {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    margin-right: 12px;
}

.topbar-brand {
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    flex: 1;
}

.topbar-brand .bi {
    color: var(--accent);
}

.topbar-user {
    color: var(--text-secondary);
    font-size: 1.3rem;
}

.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1035;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.sidebar-overlay.show {
    opacity: 1;
    visibility: visible;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.content-wrapper {
    padding: 24px 28px;
}

/* ============================================================
   CARDS (override Bootstrap dark)
   ============================================================ */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 10px;
}

.card-header {
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--card-border);
}

/* Dashboard Cards */
.dashboard-card {
    border-radius: 10px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dashboard-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

/* ============================================================
   TABLES
   ============================================================ */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
}

.table thead th {
    background: rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid var(--card-border);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.table-dark {
    --bs-table-bg: rgba(255, 255, 255, 0.04);
    --bs-table-border-color: var(--card-border);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background: rgba(255, 255, 255, 0.02);
}

.table-hover > tbody > tr:hover > * {
    background: rgba(13, 110, 253, 0.06);
}

.new-item-row td {
    background: rgba(255, 255, 255, 0.04) !important;
    border-top: 1px dashed var(--card-border);
}

/* DataTables dark overrides */
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    background: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    color: var(--text-primary) !important;
    border-radius: 6px;
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
    color: var(--text-secondary) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    color: var(--text-secondary) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--accent) !important;
    border-color: var(--accent) !important;
    color: #fff !important;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    font-weight: 500;
}

.btn-primary:hover {
    background: #2563eb;
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

.btn-outline-primary {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-outline-primary:hover {
    background: var(--accent);
    color: #fff;
}

.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-sm {
    border-radius: 5px;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-control,
.form-select {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    border-radius: 6px;
}

.form-control:focus,
.form-select:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    color: var(--text-primary);
}

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

.form-label {
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.input-group-text {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
}

/* ============================================================
   MODALS
   ============================================================ */
.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
}

.modal-header {
    border-bottom: 1px solid var(--card-border);
}

.modal-footer {
    border-top: 1px solid var(--card-border);
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    font-weight: 500;
    letter-spacing: 0.3px;
    padding: 5px 10px;
    border-radius: 5px;
}

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    border-radius: 8px;
    border: none;
}

/* ============================================================
   CALENDAR (FullCalendar dark)
   ============================================================ */
#calendar {
    background: var(--card-bg);
    padding: 16px;
    border-radius: 10px;
    border: 1px solid var(--card-border);
}

.fc .fc-toolbar-title {
    font-size: 1.2rem;
    font-weight: 600;
}

.fc .fc-button-primary {
    background-color: var(--accent);
    border-color: var(--accent);
}

.fc .fc-button-primary:not(:disabled).fc-button-active {
    background-color: #2563eb;
}

.fc-theme-standard td,
.fc-theme-standard th,
.fc-theme-standard .fc-scrollgrid {
    border-color: var(--card-border);
}

.fc .fc-daygrid-day {
    background: transparent;
}

.fc .fc-day-today {
    background: var(--accent-glow) !important;
}

.fc .fc-col-header-cell {
    background: rgba(255, 255, 255, 0.03);
}

.fc .fc-event {
    cursor: pointer;
}

.fc .fc-daygrid-day:not(.fc-day-disabled) {
    cursor: pointer;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f1117 0%, #1a1d27 50%, #111827 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 16px;
}

.login-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 36px 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.login-logo {
    height: 80px;
    width: auto;
    filter: invert(1);
    opacity: 0.9;
}

/* ============================================================
   P&L REPORT
   ============================================================ */
.pnl-income {
    color: #22c55e;
    font-weight: 600;
}

.pnl-expense {
    color: #ef4444;
    font-weight: 600;
}

.pnl-profit {
    font-weight: 700;
    font-size: 1.1rem;
}

.pnl-positive {
    color: #22c55e;
}

.pnl-negative {
    color: #ef4444;
}

.pnl-toggle {
    cursor: pointer;
}

.pnl-toggle:hover {
    background: rgba(255, 255, 255, 0.05);
}

.pnl-icon {
    color: #6b7280;
    font-size: 0.9em;
}

.pnl-detail-row td {
    padding: 0 !important;
}

.progress {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ============================================================
   RESPONSIVE - Mobile
   ============================================================ */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        padding-top: var(--topbar-height);
    }

    .content-wrapper {
        padding: 16px 12px;
    }

    .stat-value {
        font-size: 1.4rem;
    }
}

@media (min-width: 992px) {
    .topbar {
        display: none !important;
    }

    .sidebar-overlay {
        display: none !important;
    }

    .sidebar-close {
        display: none !important;
    }
}

/* ============================================================
   PRINT
   ============================================================ */
@media print {
    .sidebar, .topbar, .btn, .modal, .alert, .pagination, form, .sidebar-overlay {
        display: none !important;
    }

    .main-content {
        margin-left: 0;
    }

    body {
        background: #fff;
        color: #000;
    }
}