/* Trifecta Bookkeeping - Dark Theme (Plutus Design System) */

:root {
    /* STRICT COLOR PALETTE */
    --midnight: #141722;
    --storm: #3F4552;
    --chrysos: #F8CC82;
    --asimi: #BBBDC0;
    --marble: #EFE9E0;

    /* Semantic Mappings */
    --primary: var(--midnight);
    --secondary: #1a1e28;
    --tertiary: #232836;
    --accent: var(--chrysos);
    --text: var(--marble);
    --text-muted: var(--asimi);
    --text-dim: #7a7d82;
    --border: var(--storm);
    --success: #4ade80;
    --danger: #f87171;
    --warning: var(--chrysos);

    --radius: 12px;
    --radius-sm: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--primary);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
}

/* Triangle watermark */
body::after {
    content: '';
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpolygon points='100,15 185,175 15,175' fill='none' stroke='%233F4552' stroke-width='1.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    opacity: 0.06;
    pointer-events: none;
    z-index: 0;
}

/* Chart.js Canvas styling */
canvas {
    max-width: 100%;
}

a {
    color: var(--chrysos);
    text-decoration: none;
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.8;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(20, 23, 34, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    margin-bottom: 2rem;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--chrysos);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-logo {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
}

.brand-name {
    font-family: 'Cinzel', serif;
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--chrysos);
}

.nav-links {
    display: flex;
    gap: 0.25rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.nav-links a:hover {
    color: var(--text);
    background: var(--tertiary);
    opacity: 1;
}

.nav-links a.active {
    color: var(--chrysos);
    background: rgba(248, 204, 130, 0.1);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-user span {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.85rem;
}

.nav-logout {
    color: var(--text-dim) !important;
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.nav-logout:hover {
    color: var(--text) !important;
    border-color: var(--text-muted);
    opacity: 1;
}

/* ========================================
   MAIN CONTENT
   ======================================== */
main.container {
    min-height: calc(100vh - 200px);
    padding-bottom: 3rem;
    position: relative;
    z-index: 1;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-header h1 {
    color: var(--text);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* ========================================
   CARDS
   ======================================== */
.card {
    background: var(--secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: border-color 0.2s;
}

.card:hover {
    border-color: rgba(248, 204, 130, 0.3);
}

.card h2 {
    color: var(--chrysos);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.card h3 {
    color: var(--text);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1.5rem 0 1rem;
}

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

.card-header h2 {
    margin-bottom: 0;
}

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

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

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background: var(--tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--text);
    transition: border-color 0.2s;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--chrysos);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-dim);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-dim);
    font-size: 0.8rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-row .form-group {
    flex: 1;
}

.form-row .flex-2 {
    flex: 2;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.filter-form {
    background: var(--tertiary);
    padding: 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn-primary,
.btn-secondary,
.btn-danger {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: var(--chrysos);
    color: var(--midnight);
}

.btn-primary:hover {
    background: #f0c06e;
    transform: translateY(-1px);
}

.btn-primary:disabled {
    background: var(--storm);
    color: var(--text-dim);
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--storm);
    color: var(--text);
}

.btn-secondary:hover {
    background: #4a5060;
}

.btn-danger {
    background: var(--danger);
    color: var(--midnight);
}

.btn-danger:hover {
    background: #ef5858;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ========================================
   TABLES
   ======================================== */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.data-table thead {
    background: var(--tertiary);
}

.data-table th,
.data-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table th {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--asimi);
    font-weight: 500;
}

.data-table td {
    font-size: 0.9rem;
    font-weight: 500;
}

.data-table tbody tr:hover {
    background: var(--tertiary);
}

.data-table.compact td {
    padding: 0.5rem 0.75rem;
}

/* Sortable headers */
.sortable {
    cursor: pointer;
    user-select: none;
    transition: color 0.2s;
}

.sortable:hover {
    color: var(--chrysos);
}

.sort-icon {
    font-size: 0.6rem;
    opacity: 0.4;
    margin-left: 0.25rem;
}

.sortable[data-dir="asc"] .sort-icon,
.sortable[data-dir="desc"] .sort-icon {
    opacity: 1;
    color: var(--chrysos);
}

.text-right {
    text-align: right !important;
}

.text-center {
    text-align: center !important;
}

.total-row {
    border-top: 2px solid var(--chrysos);
}

.total-row td {
    font-weight: 700;
    color: var(--chrysos);
}

.net-income-row {
    background: rgba(248, 204, 130, 0.08);
    font-size: 1.05rem;
}

.error-row {
    background: rgba(248, 113, 113, 0.1);
}

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

/* ========================================
   DASHBOARD — Metrics Section
   ======================================== */
.metrics-section {
    margin-bottom: 2.5rem;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.metric-card {
    background: var(--secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.metric-card:hover {
    transform: translateY(-2px);
    border-color: var(--chrysos);
    box-shadow: 0 4px 20px rgba(248, 204, 130, 0.1);
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--chrysos), var(--storm));
}

.metric-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.metric-value {
    font-family: 'IBM Plex Mono', 'SF Mono', 'Consolas', monospace;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}

.metric-value.positive { color: var(--chrysos); }
.metric-value.negative { color: var(--danger); }

.metric-sub {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
}

/* Section Headers — Plutus style */
.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.section-header h2 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
    margin: 0;
}

.section-header .line {
    flex: 1;
    height: 1px;
    background: var(--border);
}

.section-context {
    font-size: 0.8rem;
    color: var(--text-dim);
    white-space: nowrap;
}

.section-link {
    font-size: 0.8rem;
    color: var(--chrysos) !important;
    white-space: nowrap;
    font-weight: 500;
}

/* Charts */
.charts-section {
    margin-bottom: 2rem;
}

.charts-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 1.25rem;
}

.chart-container {
    position: relative;
    height: 280px;
}

.doughnut-container {
    height: 300px;
}

/* Transactions */
.transactions-section {
    margin-bottom: 2rem;
}

.table-wrap {
    overflow-x: auto;
}

.text-dim {
    color: var(--text-dim);
}

/* Dashboard grid (legacy) */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.balance-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.balance-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem;
    background: var(--tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: border-color 0.2s;
}

.balance-item:hover {
    border-color: rgba(248, 204, 130, 0.2);
}

.account-name {
    font-weight: 600;
    color: var(--text);
}

.account-balance {
    font-weight: 700;
    font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
}

.pl-summary {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.pl-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem;
    background: var(--tertiary);
    border-radius: var(--radius-sm);
}

.pl-item.total {
    background: rgba(248, 204, 130, 0.15);
    color: var(--chrysos);
    font-weight: 700;
}

.positive {
    color: var(--success);
}

.negative {
    color: var(--danger);
}

/* ========================================
   TRANSACTION CARDS
   ======================================== */
.transaction-card {
    border-left: 3px solid var(--chrysos);
}

.transaction-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.reference {
    color: var(--text-dim);
    font-size: 0.8rem;
    margin-left: 1rem;
    font-family: 'SF Mono', 'Consolas', monospace;
}

/* ========================================
   PAGINATION
   ======================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.pagination a {
    padding: 0.5rem 1rem;
    background: var(--tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-weight: 500;
    transition: all 0.2s;
}

.pagination a:hover {
    border-color: var(--chrysos);
    color: var(--chrysos);
    opacity: 1;
}

/* ========================================
   ALERTS
   ======================================== */
.alert {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.alert-error {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid rgba(248, 113, 113, 0.3);
    color: var(--danger);
}

.alert-success {
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.3);
    color: var(--success);
}

.alert-warning {
    background: rgba(248, 204, 130, 0.1);
    border: 1px solid rgba(248, 204, 130, 0.3);
    color: var(--chrysos);
}

/* ========================================
   BADGES
   ======================================== */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-primary {
    background: rgba(248, 204, 130, 0.15);
    color: var(--chrysos);
}

.badge-secondary {
    background: rgba(187, 189, 192, 0.15);
    color: var(--asimi);
}

.badge-success {
    background: rgba(74, 222, 128, 0.15);
    color: var(--success);
}

.badge-danger {
    background: rgba(248, 113, 113, 0.15);
    color: var(--danger);
}

/* ========================================
   LOGIN PAGE
   ======================================== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--primary);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.login-box {
    background: var(--secondary);
    border: 1px solid var(--border);
    padding: 2.5rem;
    border-radius: var(--radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.login-box h1 {
    text-align: center;
    color: var(--chrysos);
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
}

.login-box .subtitle {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-muted);
}

.login-box .form-group input {
    background: var(--tertiary);
    border-color: var(--border);
    color: var(--text);
}

.login-box .btn-primary {
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.85rem;
    font-size: 1rem;
}

/* ========================================
   INVITE URL
   ======================================== */
.invite-url {
    width: 100%;
    margin-top: 0.5rem;
    font-family: 'SF Mono', 'Consolas', monospace;
    background: var(--tertiary);
    color: var(--chrysos);
    border: 1px solid var(--border);
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
}

/* ========================================
   ACCOUNT TYPE BADGES
   ======================================== */
.account-type {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.account-type.asset { background: rgba(74, 222, 128, 0.15); color: var(--success); }
.account-type.liability { background: rgba(248, 113, 113, 0.15); color: var(--danger); }
.account-type.equity { background: rgba(248, 204, 130, 0.15); color: var(--chrysos); }
.account-type.income { background: rgba(96, 165, 250, 0.15); color: #60a5fa; }
.account-type.expense { background: rgba(192, 132, 252, 0.15); color: #c084fc; }

/* ========================================
   FOOTER
   ======================================== */
footer {
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: 3rem;
    text-align: center;
    color: var(--text-dim);
    font-size: 0.8rem;
}

/* ========================================
   UTILITY
   ======================================== */
.mb-3 {
    margin-bottom: 1.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.help-text {
    color: var(--text-dim);
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

/* Monospace values */
.mono {
    font-family: 'IBM Plex Mono', 'SF Mono', 'Consolas', monospace;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .navbar .container {
        flex-direction: column;
        gap: 0.75rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0;
    }

    .nav-links a {
        padding: 0.4rem 0.5rem;
        font-size: 0.75rem;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .form-row {
        flex-direction: column;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .data-table {
        font-size: 0.8rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.5rem;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.3s ease-out forwards;
}