:root {
    --ds-space-1: 4px;
    --ds-space-2: 8px;
    --ds-space-3: 12px;
    --ds-space-4: 16px;
    --ds-space-5: 20px;
    --ds-space-6: 24px;

    --ds-font-size-xs: 11px;
    --ds-font-size-sm: 12px;
    --ds-font-size-md: 13px;
    --ds-font-size-lg: 15px;
    --ds-font-size-xl: 18px;

    --ds-radius-sm: var(--radius-sm, 10px);
    --ds-radius-md: var(--radius-md, 14px);
    --ds-radius-lg: var(--radius-lg, 18px);

    --ds-color-bg: var(--bg, #f3f7fc);
    --ds-color-surface: var(--card, #ffffff);
    --ds-color-line: var(--line, #d8e4f2);
    --ds-color-text: var(--text, #1f2a37);
    --ds-color-muted: var(--text-soft, #4a5a70);
    --ds-color-primary: var(--primary, #163b73);
    --ds-color-primary-dark: var(--primary-dark, #123d6c);
    --ds-color-success: var(--success, #15803d);
    --ds-color-danger: var(--danger, #b91c1c);
    --ds-color-warning: var(--warning, #a16207);

    --ds-shadow-sm: var(--shadow-sm, 0 2px 10px rgba(16, 46, 86, .08));
    --ds-shadow-md: var(--shadow-md, 0 8px 24px rgba(16, 46, 86, .12));
    --ds-shadow-lg: 0 18px 44px rgba(16, 46, 86, .16);
    --ds-transition: 160ms ease;
}

.ds-container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--ds-space-3);
}

.ds-section {
    margin-bottom: var(--ds-space-4);
}

.ds-card {
    background: var(--ds-color-surface);
    border: 1px solid var(--ds-color-line);
    border-radius: var(--ds-radius-md);
    box-shadow: var(--ds-shadow-sm);
    padding: var(--ds-space-4);
}

.ds-grid {
    display: grid;
    gap: var(--ds-space-3);
}

.ds-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--ds-space-3);
}

.ds-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--ds-space-3);
}

.ds-text-muted {
    color: var(--ds-color-muted);
    font-size: var(--ds-font-size-sm);
}

.ds-kpi {
    font-size: 22px;
    font-weight: 700;
    color: var(--ds-color-primary-dark);
}

.ds-table-wrap {
    width: 100%;
    overflow: auto;
    border-radius: var(--ds-radius-sm);
}

.ds-table {
    width: 100%;
    border-collapse: collapse;
}

.ds-table th,
.ds-table td {
    border-bottom: 1px solid #e7edf7;
    padding: 9px 8px;
    text-align: left;
    font-size: var(--ds-font-size-sm);
    vertical-align: top;
}

.ds-table th {
    background: #f5f9ff;
    color: #25364a;
}

@media (max-width: 960px) {
    .ds-grid-2,
    .ds-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* TEUDOC visual refinement layer
   This file is intentionally presentational: no route, permission or form logic lives here. */
body.app-shell {
    background:
        radial-gradient(circle at 12% 8%, rgba(21, 128, 61, .08), transparent 28%),
        linear-gradient(180deg, #f8fbff 0%, var(--ds-color-bg) 48%, #eef4fb 100%);
}

body.app-shell .content {
    padding: 16px 18px;
}

.card,
.ds-card {
    border-color: #d5e2f3;
    box-shadow: 0 5px 18px rgba(16, 46, 86, .07);
}

.card h1,
.card h2,
.card h3,
.ds-card h1,
.ds-card h2,
.ds-card h3 {
    letter-spacing: 0;
}

.btn,
button.btn,
a.btn {
    border-radius: 8px;
    min-height: 34px;
    font-weight: 800;
    letter-spacing: 0;
    transition: transform var(--ds-transition), box-shadow var(--ds-transition), background-color var(--ds-transition), border-color var(--ds-transition);
}

.btn:hover,
button.btn:hover,
a.btn:hover {
    transform: translateY(-1px);
}

.btn.btn-secondary,
button.btn-secondary,
a.btn-secondary {
    background: #4b5563;
    color: #fff;
}

body.app-shell .topbar {
    border-bottom-width: 1px;
    box-shadow: 0 8px 26px rgba(16, 46, 86, .08);
}

body.app-shell .topbar-tools input[type="search"] {
    min-width: min(460px, 42vw);
    border-color: #c4d3eb;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.6);
}

body.app-shell .topbar-tools input[type="search"]::placeholder {
    color: #72839a;
}

body.app-shell .sidebar {
    box-shadow: inset -1px 0 0 rgba(255,255,255,.08), 6px 0 22px rgba(18, 50, 87, .08);
}

body.app-shell .sidebar-toggle-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
}

body.app-shell .menu a {
    min-height: 42px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 800;
}

body.app-shell .menu a:hover {
    transform: translateX(2px);
}

body.app-shell .menu a.active {
    box-shadow: inset 4px 0 0 rgba(255,255,255,.65), 0 8px 18px rgba(0,0,0,.12);
}

body.app-shell .menu-icon {
    width: 30px;
    flex-basis: 30px;
    font-size: 26px;
}

body.app-shell.sidebar-minimized .menu-icon {
    width: 32px;
    flex-basis: 32px;
    font-size: 28px;
}

body.app-shell.sidebar-minimized .menu a {
    width: 46px;
    min-width: 46px;
    height: 46px;
}

.admin-toolbar,
.filter-panel,
.filters,
.toolbar {
    border-radius: 12px;
}

table th {
    letter-spacing: 0;
}

@media (max-width: 900px) {
    body.app-shell .content {
        padding: 12px;
    }

    body.app-shell .topbar-tools input[type="search"] {
        min-width: min(100%, 360px);
    }
}