/**
 * Apex Ledger Design System (Precision Corporate Minimalist)
 * Reference: DESIGN.md
 */

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

:root {
    /* Surface & Canvas Tokens */
    --surface-canvas: #f8fafc;
    --surface-canvas-subtle: #f1f5f9;
    --surface-card: #ffffff;
    --surface-hover: #f8fafc;
    --surface-selected: #eff6ff;

    /* Outlines & Borders */
    --border-subtle: #f1f5f9;
    --border-structural: #e2e8f0;
    --border-accent: #2563eb;

    /* Inks / Typography Tokens */
    --ink-primary: #0f172a;
    --ink-secondary: #334155;
    --ink-muted: #64748b;
    --ink-placeholder: #94a3b8;
    --ink-inverse: #ffffff;

    /* Brand & Accent Tokens */
    --primary: #004ac6;
    --primary-container: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-tint: #eff6ff;
    --focus-ring: rgba(37, 99, 235, 0.2);
    --focus-border: #2563eb;

    /* Semantic Status Colors */
    --paid-bg: #ecfdf5;
    --paid-text: #059669;
    --paid-border: #a7f3d0;

    --pending-bg: #eff6ff;
    --pending-text: #2563eb;
    --pending-border: #bfdbfe;

    --draft-bg: #f8fafc;
    --draft-text: #475569;
    --draft-border: #e2e8f0;

    --overdue-bg: #fef2f2;
    --overdue-text: #dc2626;
    --overdue-border: #fecaca;

    /* Radii */
    --radius-micro: 4px;
    --radius-component: 6px;
    --radius-structural: 8px;
    --radius-pill: 9999px;

    /* Shadows */
    --shadow-level-1: 0 1px 3px 0 rgba(15, 23, 42, 0.04), 0 1px 2px -1px rgba(15, 23, 42, 0.02);
    --shadow-level-2: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
    --shadow-level-3: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);

    /* Dimensions */
    --sidebar-width: 260px;
    --header-height: 64px;
    --container-max-width: 1440px;
}

/* CSS Reset & Global Typography */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--surface-canvas);
    color: var(--ink-secondary);
    line-height: 1.5;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Tabular Numbers for Ledgers & Metrics */
.tabular-nums, table, .metric-value, .financial-sum {
    font-variant-numeric: tabular-nums;
}

/* Typography Hierarchy */
h1, .h1 {
    font-size: 28px;
    font-weight: 700;
    line-height: 36px;
    letter-spacing: -0.02em;
    color: var(--ink-primary);
}
@media (min-width: 1024px) {
    h1, .h1 {
        font-size: 32px;
        line-height: 40px;
        letter-spacing: -0.025em;
    }
}

h2, .h2 {
    font-size: 22px;
    font-weight: 600;
    line-height: 30px;
    letter-spacing: -0.015em;
    color: var(--ink-primary);
}

h3, .h3 {
    font-size: 18px;
    font-weight: 600;
    line-height: 26px;
    letter-spacing: -0.01em;
    color: var(--ink-primary);
}

.text-title-md {
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: -0.005em;
    color: var(--ink-primary);
}

.text-title-sm {
    font-size: 14px;
    font-weight: 600;
    line-height: 20px;
    color: var(--ink-primary);
}

.text-body-md {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    color: var(--ink-secondary);
}

.text-body-sm {
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    color: var(--ink-muted);
}

.label-sm {
    font-size: 11px;
    font-weight: 600;
    line-height: 14px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--ink-muted);
}

.metric-display {
    font-size: 28px;
    font-weight: 700;
    line-height: 34px;
    letter-spacing: -0.03em;
    color: var(--ink-primary);
}
@media (min-width: 1024px) {
    .metric-display {
        font-size: 32px;
        line-height: 38px;
    }
}

/* App Shell Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--surface-card);
    border-right: 1px solid var(--border-structural);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 40;
    transition: transform 0.2s ease-in-out;
}

.sidebar-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 20px;
    border-bottom: 1px solid var(--border-structural);
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--ink-primary);
}

.brand-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
    border-radius: var(--radius-component);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: -0.02em;
}

.brand-text {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--ink-primary);
}

.brand-subtext {
    font-size: 11px;
    font-weight: 500;
    color: var(--ink-muted);
    letter-spacing: 0.02em;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-section-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-muted);
    padding: 12px 12px 6px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 12px;
    border-radius: var(--radius-component);
    font-size: 13.5px;
    font-weight: 500;
    color: var(--ink-secondary);
    text-decoration: none;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-link:hover {
    background-color: var(--surface-hover);
    color: var(--ink-primary);
}

.nav-link.active {
    background-color: var(--surface-selected);
    color: var(--primary-container);
    font-weight: 600;
}

.nav-link svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-structural);
    background-color: var(--surface-card);
}

.user-profile-badge {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    background-color: var(--surface-canvas);
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-component);
}

.user-info {
    overflow: hidden;
}

.user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 11px;
    font-weight: 500;
    color: var(--ink-muted);
}

/* Main Content Area */
.app-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-width: 0;
}

@media (max-width: 1023px) {
    .app-sidebar {
        transform: translateX(-100%);
    }
    .app-sidebar.open {
        transform: translateX(0);
    }
    .app-main {
        margin-left: 0;
    }
}

.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(2px);
    z-index: 35;
}
.sidebar-backdrop.active {
    display: block;
}

/* Header */
.app-header {
    height: var(--header-height);
    background-color: var(--surface-card);
    border-bottom: 1px solid var(--border-structural);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 30;
}

@media (min-width: 1024px) {
    .app-header {
        padding: 0 32px;
    }
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-component);
    border: 1px solid var(--border-structural);
    background: var(--surface-card);
    cursor: pointer;
    color: var(--ink-primary);
}
@media (min-width: 1024px) {
    .mobile-nav-toggle {
        display: none;
    }
}

/* Content Container */
.app-content {
    flex: 1;
    padding: 24px 16px;
    max-width: var(--container-max-width);
    width: 100%;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .app-content {
        padding: 24px;
    }
}

@media (min-width: 1024px) {
    .app-content {
        padding: 32px;
    }
}

/* Cards & Surfaces */
.card {
    background-color: var(--surface-card);
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-structural);
    box-shadow: var(--shadow-level-1);
    overflow: hidden;
}

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

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border-structural);
    background-color: var(--surface-hover);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

/* Metric / KPI Tiles */
.metric-grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
@media (min-width: 640px) {
    .metric-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}
@media (min-width: 1024px) {
    .metric-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.metric-tile {
    background-color: var(--surface-card);
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-structural);
    padding: 20px;
    box-shadow: var(--shadow-level-1);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.metric-tile:hover {
    box-shadow: var(--shadow-level-2);
}

.metric-tile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.metric-tile .metric-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-muted);
}

.metric-tile .metric-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-component);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-tint);
    color: var(--primary-container);
}

.metric-tile .metric-value {
    font-size: 26px;
    font-weight: 700;
    line-height: 32px;
    letter-spacing: -0.025em;
    color: var(--ink-primary);
}
@media (min-width: 1024px) {
    .metric-tile .metric-value {
        font-size: 30px;
        line-height: 36px;
    }
}

.metric-tile .metric-subtext {
    margin-top: 8px;
    font-size: 12px;
    color: var(--ink-muted);
}

/* Data Tables */
.table-container {
    background-color: var(--surface-card);
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-structural);
    box-shadow: var(--shadow-level-1);
    overflow: hidden;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13.5px;
}

.data-table thead th {
    background-color: var(--surface-hover);
    border-bottom: 1px solid var(--border-structural);
    padding: 12px 16px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-muted);
    white-space: nowrap;
}

.data-table tbody tr {
    height: 48px;
    border-bottom: 1px solid var(--border-subtle);
    transition: background-color 0.1s ease;
}

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

.data-table tbody tr.selected {
    background-color: var(--surface-selected);
    border-left: 3px solid var(--primary-container);
}

.data-table tbody td {
    padding: 12px 16px;
    color: var(--ink-secondary);
    vertical-align: middle;
}

.data-table tbody td.primary-cell {
    font-weight: 600;
    color: var(--ink-primary);
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 16px;
    white-space: nowrap;
}

.badge-paid {
    background-color: var(--paid-bg);
    color: var(--paid-text);
    border: 1px solid var(--paid-border);
}

.badge-pending {
    background-color: var(--pending-bg);
    color: var(--pending-text);
    border: 1px solid var(--pending-border);
}

.badge-draft {
    background-color: var(--draft-bg);
    color: var(--draft-text);
    border: 1px solid var(--draft-border);
}

.badge-overdue {
    background-color: var(--overdue-bg);
    color: var(--overdue-text);
    border: 1px solid var(--overdue-border);
}

.badge-active {
    background-color: #ecfdf5;
    color: #059669;
    border: 1px solid #a7f3d0;
}

.badge-inactive {
    background-color: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-size: 13.5px;
    font-weight: 500;
    line-height: 20px;
    padding: 8px 16px;
    border-radius: var(--radius-component);
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.05s ease;
}

.btn:active {
    transform: scale(0.99);
}

.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}

.btn-primary {
    background-color: var(--primary-container);
    color: #ffffff;
    border-color: var(--primary-container);
}

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

.btn-secondary {
    background-color: var(--surface-card);
    color: var(--ink-secondary);
    border-color: var(--border-structural);
}

.btn-secondary:hover {
    background-color: var(--surface-hover);
    color: var(--ink-primary);
}

.btn-ghost {
    background-color: transparent;
    color: var(--ink-muted);
}

.btn-ghost:hover {
    background-color: var(--surface-canvas-subtle);
    color: var(--ink-primary);
}

.btn-destructive {
    background-color: #fef2f2;
    color: #dc2626;
    border-color: #fee2e2;
}

.btn-destructive:hover {
    background-color: #ef4444;
    color: #ffffff;
    border-color: #ef4444;
}

.btn-sm {
    padding: 5px 12px;
    font-size: 12px;
    border-radius: var(--radius-micro);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    font-size: 13px;
    border-radius: var(--radius-micro);
    border: 1px solid var(--border-structural);
    background-color: var(--surface-card);
    color: var(--ink-secondary);
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
    cursor: pointer;
    text-decoration: none;
    flex-shrink: 0;
}

.btn-icon:hover {
    color: var(--primary-container);
    background-color: var(--surface-hover);
    border-color: var(--focus-border);
}

.btn-icon:focus-visible {
    outline: 2px solid var(--primary-container);
    outline-offset: 1px;
}

.btn-icon-danger {
    color: var(--ink-muted);
}

.btn-icon-danger:hover {
    color: #ef4444;
    background-color: #fef2f2;
    border-color: #fca5a5;
}

.btn-icon-primary {
    color: var(--primary-container);
}

.btn-icon-primary:hover {
    color: #ffffff;
    background-color: var(--primary-container);
    border-color: var(--primary-container);
}

/* Form Inputs & Controls */
.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-primary);
}

.form-label.required::after {
    content: " *";
    color: #dc2626;
}

.form-control, .form-select {
    width: 100%;
    height: 38px;
    padding: 8px 12px;
    font-family: inherit;
    font-size: 14px;
    color: var(--ink-primary);
    background-color: #ffffff;
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-component);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control::placeholder {
    color: var(--ink-placeholder);
}

.form-control:focus, .form-select:focus {
    outline: none;
    border-color: var(--focus-border);
    box-shadow: 0 0 0 1px var(--focus-border), 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-control.is-invalid {
    border-color: #ef4444;
}
.form-control.is-invalid:focus {
    box-shadow: 0 0 0 1px #ef4444, 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.invalid-feedback {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #dc2626;
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check-input {
    width: 16px;
    height: 16px;
    border: 1px solid #cbd5e1;
    border-radius: 3px;
    background-color: #ffffff;
    cursor: pointer;
    accent-color: var(--primary-container);
}

.form-check-label {
    font-size: 13px;
    color: var(--ink-secondary);
    cursor: pointer;
}

/* Alerts & Notifications */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-component);
    font-size: 13.5px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background-color: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background-color: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-warning {
    background-color: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
}

.alert-info {
    background-color: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

/* Guest / Auth Layout */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 24px;
    background: radial-gradient(circle at top, #eff6ff 0%, var(--surface-canvas) 60%);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background-color: var(--surface-card);
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-structural);
    box-shadow: var(--shadow-level-2);
    padding: 32px;
}

.auth-header {
    text-align: center;
    margin-bottom: 24px;
}

.auth-header .brand-icon {
    margin: 0 auto 16px;
    width: 44px;
    height: 44px;
    font-size: 20px;
}

.auth-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--ink-primary);
    margin-bottom: 6px;
}

.auth-subtitle {
    font-size: 13px;
    color: var(--ink-muted);
}

/* Tab Navigation Bar */
.tab-bar {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border-structural);
    margin-bottom: 24px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    font-size: 13.5px;
    font-weight: 500;
    color: var(--ink-muted);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 0.15s ease;
    cursor: pointer;
    white-space: nowrap;
}

.tab-item:hover {
    color: var(--ink-primary);
    background-color: var(--surface-hover);
}

.tab-item.active {
    color: var(--primary-container);
    font-weight: 600;
    border-bottom-color: var(--primary-container);
    background-color: var(--primary-tint);
    border-top-left-radius: var(--radius-component);
    border-top-right-radius: var(--radius-component);
}

/* ==========================================================================
   Form Grid & Responsive Alignment (3-Col Wide, 2-Col Med, 1-Col Mobile)
   ========================================================================== */
.card.form-card {
    overflow: visible;
}

.card.form-card .card-body {
    overflow: visible;
}

.form-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px 20px;
}

@media (max-width: 1023px) {
    .form-grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
    }
}

@media (max-width: 640px) {
    .form-grid-3 {
        grid-template-columns: 1fr;
        gap: 14px;
    }
}

.col-span-1 {
    grid-column: span 1 / span 1;
}

.col-span-2 {
    grid-column: span 2 / span 2;
}

.col-span-3,
.col-span-full {
    grid-column: 1 / -1;
}

@media (max-width: 1023px) {
    .col-span-2-md-full {
        grid-column: 1 / -1;
    }
}

@media (max-width: 640px) {
    .col-span-2,
    .col-span-3,
    .col-span-full,
    .col-span-2-md-full {
        grid-column: 1 / -1;
    }
}

.section-subhead {
    font-size: 13px;
    color: var(--ink-muted);
    margin-top: 3px;
    line-height: 1.4;
}

.form-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}

.form-label-row .form-label {
    margin-bottom: 0;
}

.optional-tag {
    font-size: 11px;
    font-weight: 400;
    color: var(--ink-muted);
    letter-spacing: 0;
}

/* ==========================================================================
   Searchable Dropdown Component
   ========================================================================== */
.searchable-select-wrap {
    position: relative;
    width: 100%;
}

.searchable-native-select.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.searchable-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 38px;
    padding: 7px 12px;
    font-family: inherit;
    font-size: 13.5px;
    color: var(--ink-primary);
    background-color: #ffffff;
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-component);
    text-align: left;
    cursor: pointer;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
    user-select: none;
}

.searchable-trigger:hover {
    border-color: #cbd5e1;
    background-color: #fafbfd;
}

.searchable-trigger:focus-visible,
.searchable-select-wrap.is-open .searchable-trigger {
    outline: none;
    border-color: var(--focus-border);
    box-shadow: 0 0 0 1px var(--focus-border), 0 0 0 3px rgba(37, 99, 235, 0.15);
    background-color: #ffffff;
}

.searchable-select-wrap.is-invalid .searchable-trigger {
    border-color: #ef4444;
}

.searchable-select-wrap.is-invalid.is-open .searchable-trigger,
.searchable-select-wrap.is-invalid .searchable-trigger:focus-visible {
    box-shadow: 0 0 0 1px #ef4444, 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.searchable-trigger-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-right: 8px;
    flex: 1;
}

.searchable-trigger-label.is-placeholder {
    color: var(--ink-placeholder);
}

.searchable-chevron {
    color: var(--ink-muted);
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.searchable-select-wrap.is-open .searchable-chevron {
    transform: rotate(180deg);
    color: var(--primary-container);
}

.searchable-dropdown-panel {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 100;
    background-color: #ffffff;
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-component);
    box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.12), 0 8px 10px -6px rgba(15, 23, 42, 0.08);
    display: none;
    flex-direction: column;
    max-height: 280px;
    animation: dropdownFadeIn 0.12s ease-out;
}

@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.searchable-select-wrap.is-open .searchable-dropdown-panel {
    display: flex;
}

.searchable-search-box {
    position: relative;
    padding: 8px;
    border-bottom: 1px solid var(--border-structural);
    background-color: var(--surface-canvas);
    border-top-left-radius: inherit;
    border-top-right-radius: inherit;
}

.searchable-search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--ink-muted);
    pointer-events: none;
}

.searchable-search-input {
    width: 100%;
    height: 32px;
    padding: 6px 26px 6px 30px;
    font-family: inherit;
    font-size: 13px;
    color: var(--ink-primary);
    background-color: #ffffff;
    border: 1px solid var(--border-structural);
    border-radius: var(--radius-micro);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.searchable-search-input:focus {
    outline: none;
    border-color: var(--focus-border);
    box-shadow: 0 0 0 1px var(--focus-border);
}

.searchable-clear-btn {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--ink-muted);
    font-size: 16px;
    line-height: 1;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 50%;
}

.searchable-clear-btn:hover {
    color: var(--ink-primary);
    background-color: var(--surface-hover);
}

.searchable-options-list {
    list-style: none;
    margin: 0;
    padding: 4px;
    overflow-y: auto;
    max-height: 200px;
    outline: none;
}

.searchable-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 10px;
    font-size: 13px;
    color: var(--ink-primary);
    border-radius: var(--radius-micro);
    cursor: pointer;
    user-select: none;
    transition: background-color 0.1s ease;
}

.searchable-option:hover,
.searchable-option.is-highlighted {
    background-color: var(--surface-hover);
    color: var(--ink-primary);
}

.searchable-option.is-selected {
    background-color: var(--primary-tint);
    color: var(--primary-container);
    font-weight: 600;
}

.searchable-option.is-hidden {
    display: none !important;
}

.searchable-option-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.searchable-check-icon {
    font-size: 12px;
    color: var(--primary-container);
    margin-left: 8px;
    display: none;
}

.searchable-option.is-selected .searchable-check-icon {
    display: inline-block;
}

.searchable-empty {
    padding: 12px;
    font-size: 12.5px;
    color: var(--ink-muted);
    text-align: center;
    font-style: italic;
}

.searchable-custom-option {
    padding: 8px 10px;
    margin: 4px;
    background-color: #f0fdf4;
    border: 1px dashed #86efac;
    border-radius: var(--radius-micro);
    color: #166534;
    font-size: 12.5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
}

.searchable-custom-option:hover,
.searchable-custom-option.is-highlighted {
    background-color: #dcfce7;
}