/* WorkPulse - Modern Clean Theme */

:root {
    --sidebar-width: 220px;
    --navbar-height: 56px;

    /* Color palette - Modern slate/indigo theme */
    --color-bg: #f8fafc;
    --color-surface: #ffffff;
    --color-sidebar: #0f172a;
    --color-sidebar-hover: #1e293b;
    --color-navbar: #0f172a;

    /* Primary colors */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;

    /* Semantic colors */
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;

    /* Text colors */
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;
    --color-sidebar-text: #94a3b8;
    --color-sidebar-text-active: #ffffff;

    /* Borders */
    --color-border: #e2e8f0;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100vh;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    padding-top: var(--navbar-height);
    line-height: 1.6;
}

/* ===== LAYOUT STRUCTURE ===== */
body > .d-flex {
    min-height: calc(100vh - var(--navbar-height));
}

/* ===== NAVBAR ===== */
.navbar {
    background: var(--color-navbar) !important;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    box-shadow: var(--shadow-md);
    height: var(--navbar-height);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: -0.025em;
}

.navbar-brand i {
    color: var(--color-primary-light);
}

#headerTimerIndicator {
    background: var(--color-warning);
    color: #000;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.875rem;
}

/* ===== SIDEBAR ===== */
.sidebar {
    position: fixed;
    top: var(--navbar-height);
    bottom: 0;
    left: 0;
    width: var(--sidebar-width);
    background: var(--color-sidebar);
    overflow-y: auto;
    z-index: 100;
    padding: 16px 0;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
}

.sidebar .nav-link {
    color: var(--color-sidebar-text);
    padding: 10px 16px;
    margin: 2px 8px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
}

.sidebar .nav-link i {
    font-size: 1rem;
    width: 20px;
    opacity: 0.7;
}

.sidebar .nav-link:hover {
    color: var(--color-sidebar-text-active);
    background: var(--color-sidebar-hover);
}

.sidebar .nav-link:hover i {
    opacity: 1;
}

.sidebar .nav-link.active {
    color: var(--color-sidebar-text-active);
    background: var(--color-primary);
}

.sidebar .nav-link.active i {
    opacity: 1;
}

.sidebar .text-muted,
.sidebar small.nav-link {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-text-light) !important;
    padding: 14px 16px 4px !important;
    text-transform: uppercase;
    pointer-events: none;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-left: var(--sidebar-width);
    padding: 24px;
    min-height: calc(100vh - var(--navbar-height));
    width: 100%;
    flex: 1 1 auto;
}

/* ===== PAGE HEADER ===== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-header h2 {
    margin: 0;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-text);
    letter-spacing: -0.025em;
}

/* ===== BOOTSTRAP OVERRIDES ===== */
.row {
    --bs-gutter-x: 1rem;
    margin-left: 0;
    margin-right: 0;
}

.row > * {
    padding-left: calc(var(--bs-gutter-x) * 0.5);
    padding-right: calc(var(--bs-gutter-x) * 0.5);
}

/* ===== CARDS ===== */
.card {
    border: 1px solid var(--color-border);
    border-radius: 12px;
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-body {
    padding: 20px;
}

.card-title {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
    font-size: 0.9rem;
}

/* ===== DASHBOARD SUMMARY CARDS ===== */
.summary-card {
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.summary-card h6 {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.summary-card .amount {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;
    letter-spacing: -0.02em;
}

.summary-card.income {
    border-left: 4px solid var(--color-success);
}
.summary-card.income .amount {
    color: var(--color-success);
}

.summary-card.expenses {
    border-left: 4px solid var(--color-danger);
}
.summary-card.expenses .amount {
    color: var(--color-danger);
}

.summary-card.net {
    border-left: 4px solid var(--color-primary);
}
.summary-card.net .amount {
    color: var(--color-primary);
}

.summary-card.pending {
    border-left: 4px solid var(--color-warning);
}
.summary-card.pending .amount {
    color: var(--color-warning);
}

/* ===== FILTER BAR ===== */
.filter-bar {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.filter-bar .form-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.filter-bar .form-control,
.filter-bar .form-select {
    border-radius: 8px;
    border-color: var(--color-border);
    font-size: 0.85rem;
}

.filter-bar .form-control:focus,
.filter-bar .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* Quick filter buttons */
.btn-outline-secondary {
    border-color: var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    border-radius: 6px;
}

.btn-outline-secondary:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* ===== BUTTONS ===== */
.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    font-weight: 500;
    border-radius: 8px;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

/* ===== TABLES ===== */
.table {
    width: 100%;
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    border-bottom: 2px solid var(--color-border);
    padding: 12px 8px;
    white-space: nowrap;
}

.table td {
    vertical-align: middle;
    padding: 12px 8px;
    border-color: var(--color-border);
    font-size: 0.85rem;
}

.table-sm td, .table-sm th {
    padding: 8px;
}

.table-hover tbody tr:hover {
    background-color: rgba(99, 102, 241, 0.04);
}

/* ===== ALERTS ===== */
.alert {
    border: none;
    border-radius: 10px;
    font-size: 0.85rem;
}

.alert-warning {
    background: var(--color-warning-light);
    color: #92400e;
}

.alert-danger {
    background: var(--color-danger-light);
    color: #991b1b;
}

.alert-heading {
    font-weight: 600;
    font-size: 0.85rem;
}

/* ===== BADGES ===== */
.badge {
    font-weight: 500;
    font-size: 0.7rem;
    padding: 4px 8px;
    border-radius: 6px;
}

.badge-active, .badge-paid { background-color: var(--color-success); }
.badge-inactive, .badge-draft { background-color: var(--color-text-light); }
.badge-open, .badge-sent { background-color: var(--color-info); }
.badge-processed { background-color: var(--color-warning); }

/* ===== TIMER DISPLAY ===== */
.timer-display {
    font-family: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: 2px;
}

/* ===== FORM ELEMENTS ===== */
.form-control, .form-select {
    border-radius: 8px;
    border-color: var(--color-border);
    padding: 10px 14px;
    font-size: 0.85rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-label {
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--color-text);
    margin-bottom: 6px;
}

.form-check-input:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

/* ===== ACTION BUTTONS ===== */
.btn-actions {
    white-space: nowrap;
}

.btn-actions .btn {
    padding: 4px 10px;
    font-size: 0.75rem;
    border-radius: 6px;
}

/* ===== UTILITY CLASSES ===== */
.text-success { color: var(--color-success) !important; }
.text-danger { color: var(--color-danger) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-primary { color: var(--color-primary) !important; }
.text-muted { color: var(--color-text-muted) !important; }

.fw-bold { font-weight: 600; }

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    :root {
        --sidebar-width: 200px;
    }
    .main-content {
        padding: 20px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        display: none;
    }
    .main-content {
        margin-left: 0;
    }
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-light);
}