/* ==========================================================================
   Casual Budget — Life Hours Design System
   ========================================================================== */

/* --- Design Tokens --- */
:root {
    /* Primary palette */
    --cb-primary: #1B2845;
    --cb-primary-light: #274472;
    --cb-primary-hover: #1e3a5f;

    /* Accent: positive / savings */
    --cb-accent: #41B883;
    --cb-accent-light: #e8f8f0;

    /* Life Hours: warm amber */
    --cb-accent-warm: #F59E0B;
    --cb-accent-warm-light: #fef3c7;

    /* Danger: overspending */
    --cb-danger: #EF4444;
    --cb-danger-light: #fee2e2;

    /* Warning */
    --cb-warning: #F97316;
    --cb-warning-light: #fff7ed;

    /* Surfaces */
    --cb-surface: #F8FAFC;
    --cb-card: #FFFFFF;
    --cb-card-alt: #F1F5F9;

    /* Text */
    --cb-text: #1E293B;
    --cb-text-muted: #64748B;
    --cb-text-light: #94A3B8;

    /* Borders */
    --cb-border: #E2E8F0;
    --cb-border-light: #F1F5F9;

    /* Shadows */
    --cb-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --cb-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --cb-shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
    --cb-shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);

    /* Radii */
    --cb-radius-sm: 6px;
    --cb-radius: 10px;
    --cb-radius-lg: 14px;
    --cb-radius-xl: 20px;

    /* Transitions */
    --cb-transition: 0.2s ease;
}

/* --- Typography --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

body, html {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--cb-text);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--cb-text);
}

/* --- Body & Surface --- */
body.body {
    background-color: var(--cb-surface);
}

/* --- Navbar --- */
.navbar.cb-navbar {
    background-color: var(--cb-primary) !important;
    box-shadow: var(--cb-shadow-md);
    padding: 0.5rem 1rem;
    border: none;
}

.navbar.cb-navbar .navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
    color: #fff;
}

.navbar.cb-navbar .navbar-brand svg {
    margin-right: 0.5rem;
}

.navbar.cb-navbar .nav-link {
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0.85rem;
    border-radius: var(--cb-radius-sm);
    transition: color var(--cb-transition), background-color var(--cb-transition);
}

.navbar.cb-navbar .nav-link:hover,
.navbar.cb-navbar .nav-link:focus {
    color: #fff;
    background-color: rgba(255,255,255,0.1);
}

.navbar.cb-navbar .dropdown-menu {
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius);
    box-shadow: var(--cb-shadow-lg);
    padding: 0.5rem;
    margin-top: 0.25rem;
}

.navbar.cb-navbar .dropdown-item {
    border-radius: var(--cb-radius-sm);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: background-color var(--cb-transition);
}

.navbar.cb-navbar .dropdown-item:hover {
    background-color: var(--cb-card-alt);
}

.navbar.cb-navbar .user-greeting {
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
    font-weight: 500;
}

/* --- Cards --- */
.card {
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-lg);
    box-shadow: var(--cb-shadow-sm);
    transition: box-shadow var(--cb-transition), transform var(--cb-transition);
    background: var(--cb-card);
}

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

.card-title {
    font-weight: 600;
    color: var(--cb-text);
}

.card-subtitle {
    color: var(--cb-text-muted) !important;
    font-weight: 500;
}

/* --- Metric Cards (Income, Expenses, Balance, etc.) --- */
.metric-card .card-body {
    padding: 1.25rem;
}

.metric-card .metric-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--cb-text-muted);
    margin-bottom: 0.25rem;
}

.metric-card .metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--cb-text);
}

.metric-card .metric-value.positive {
    color: var(--cb-accent);
}

.metric-card .metric-value.negative {
    color: var(--cb-danger);
}

/* --- Life Hours Badge --- */
.life-hours-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--cb-accent-warm-light);
    color: var(--cb-accent-warm);
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.life-hours-badge::before {
    content: "\23F0";
    font-size: 0.75rem;
}

.life-hours-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--cb-accent-warm);
    font-variant-numeric: tabular-nums;
}

/* --- Buttons --- */
.btn-primary {
    background-color: var(--cb-primary);
    border-color: var(--cb-primary);
    border-radius: var(--cb-radius-sm);
    font-weight: 500;
    transition: all var(--cb-transition);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--cb-primary-hover);
    border-color: var(--cb-primary-hover);
    box-shadow: 0 2px 8px rgba(27,40,69,0.3);
}

.btn-accent {
    background-color: var(--cb-accent);
    border-color: var(--cb-accent);
    color: #fff;
    border-radius: var(--cb-radius-sm);
    font-weight: 500;
}

.btn-accent:hover {
    background-color: #38a376;
    border-color: #38a376;
    color: #fff;
}

/* --- Form Controls --- */
.form-control,
.form-select {
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-sm);
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
    transition: border-color var(--cb-transition), box-shadow var(--cb-transition);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--cb-primary-light);
    box-shadow: 0 0 0 3px rgba(39,68,114,0.15);
}

.input-group-text {
    background-color: var(--cb-primary);
    color: #fff;
    border: 1px solid var(--cb-primary);
    border-radius: var(--cb-radius-sm) 0 0 var(--cb-radius-sm);
    font-size: 0.9rem;
}

/* --- Tables --- */
.table {
    font-size: 0.9rem;
}

.table thead th {
    background-color: var(--cb-card-alt);
    color: var(--cb-text);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 2px solid var(--cb-border);
    padding: 0.75rem;
}

.table tbody td {
    padding: 0.65rem 0.75rem;
    vertical-align: middle;
    border-color: var(--cb-border-light);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: rgba(248,250,252,0.5);
}

.table-hover > tbody > tr:hover > * {
    background-color: var(--cb-accent-light);
}

/* Sortable table header cursor */
.sortable thead th {
    cursor: pointer;
    user-select: none;
}

.sortable thead th:hover {
    background-color: var(--cb-border);
}

/* --- Accordions --- */
.accordion-button {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--cb-text);
    background-color: var(--cb-card);
    border-radius: var(--cb-radius) !important;
}

.accordion-button:not(.collapsed) {
    color: var(--cb-primary);
    background-color: var(--cb-card-alt);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: 0 0 0 3px rgba(39,68,114,0.15);
}

.accordion-item {
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius) !important;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

/* --- Chart containers --- */
.chart-card {
    background: var(--cb-card);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--cb-shadow-sm);
}

.chart-card .chart-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--cb-text);
    margin-bottom: 1rem;
}

/* --- Chat interface --- */
.chat-container {
    position: relative;
    background: var(--cb-card);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-lg);
    overflow: hidden;
}

.send-button {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background-color: var(--cb-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    height: 36px;
    width: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--cb-transition);
}

.send-button:hover {
    background-color: var(--cb-primary-hover);
}

/* --- Footer --- */
footer.cb-footer {
    background-color: var(--cb-primary);
    color: rgba(255,255,255,0.7);
    padding: 1.5rem 0;
    margin-top: 3rem;
}

footer.cb-footer a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
}

footer.cb-footer a:hover {
    color: #fff;
}

footer.cb-footer p {
    margin-bottom: 0.25rem;
    font-size: 0.85rem;
}

/* --- Utility classes --- */
.not-visible {
    display: none;
}

.text-red {
    color: var(--cb-danger);
}

.scrol_div {
    max-height: 556px;
    overflow: auto;
}

.scrol_div_upper {
    max-height: 300px;
    overflow: auto;
}

/* --- Overlay / Loading spinner --- */
.overlay {
    position: fixed;
    display: none;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 1050;
    cursor: pointer;
}

#overlay_text {
    position: absolute;
    top: 50%;
    left: 50%;
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
    text-align: center;
    transform: translate(-50%,-50%);
}

/* --- Info panels (add_item, etc.) --- */
.info {
    padding: 1rem;
    margin-top: 0.5rem;
    text-align: left;
    font-size: 0.95rem;
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius);
    color: var(--cb-text);
    background-color: var(--cb-card-alt);
}

/* --- Category data lists --- */
.category-data li {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

/* --- Responsive --- */
@media (max-width: 767.98px) {
    .metric-card .metric-value {
        font-size: 1.25rem;
    }

    .scrol_div,
    .scrol_div_upper {
        width: 100%;
    }
}