/* R-Rollout Enterprise Visual Redesign
 * Pure presentation layer: no business logic, data, routes or permissions.
 */

:root {
    color-scheme: light;
    --brand-primary: #D50032;
    --brand-primary-hover: #B8002B;
    --brand-primary-pressed: #9F0025;
    --brand-soft: #FCE8ED;
    --brand-soft-border: #F5BCC9;
    --accent-primary: #1677FF;
    --accent-primary-hover: #0F63D8;
    --accent-soft: #E8F2FF;
    --success: #18A66A;
    --warning: #F59E0B;
    --danger: #E53935;
    --info: #1677FF;
    --neutral: #64748B;
    --bg-page: #F5F7FA;
    --bg-surface: #FFFFFF;
    --bg-surface-secondary: #F8FAFC;
    --bg-hover: #F1F5F9;
    --text-primary: #111827;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --border-default: #E5E9F0;
    --border-strong: #D7DDE5;
    --focus-ring: rgba(22,119,255,.22);
    --shadow-card: 0 1px 2px rgba(15,23,42,.025), 0 6px 18px rgba(15,23,42,.035);
    --shadow-elevated: 0 16px 38px rgba(15,23,42,.12);
    --radius-small: 6px;
    --radius-control: 8px;
    --radius-button: 9px;
    --radius-card: 12px;
    --radius-modal: 16px;
    --control-height: 42px;
    --transition-fast: 170ms ease;

    /* Compatibility with the existing design system. */
    --bg: var(--bg-page);
    --surface: var(--bg-surface);
    --surface-soft: var(--bg-surface-secondary);
    --text: var(--text-primary);
    --muted: var(--text-secondary);
    --border: var(--border-default);
    --brand: var(--accent-primary);
    --brand-strong: var(--accent-primary-hover);
    --brand-soft: var(--accent-soft);
    --shadow: var(--shadow-card);
    --radius: var(--radius-card);
    --ui2-info: var(--info);
    --ui2-success: var(--success);
    --ui2-warning: var(--warning);
    --ui2-danger: var(--danger);
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --brand-primary: #E00035;
    --brand-primary-hover: #F01648;
    --brand-primary-pressed: #C70030;
    --brand-soft: rgba(224,0,53,.14);
    --brand-soft-border: rgba(224,0,53,.34);
    --accent-primary: #3291FF;
    --accent-primary-hover: #61A9FF;
    --accent-soft: rgba(50,145,255,.14);
    --success: #35C986;
    --warning: #F6B73C;
    --danger: #FF6262;
    --info: #3291FF;
    --neutral: #AAB7C8;
    --bg-page: #0B111B;
    --bg-surface: #121B28;
    --bg-surface-secondary: #172231;
    --bg-hover: #1C2838;
    --text-primary: #F8FAFC;
    --text-secondary: #AAB7C8;
    --text-muted: #738197;
    --border-default: #263446;
    --border-strong: #34465E;
    --focus-ring: rgba(50,145,255,.28);
    --shadow-card: 0 1px 2px rgba(0,0,0,.18), 0 8px 24px rgba(0,0,0,.16);
    --shadow-elevated: 0 20px 46px rgba(0,0,0,.34);
}

html, body {
    background: var(--bg-page);
    color: var(--text-primary);
}

body {
    font-family: Inter, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    line-height: 1.45;
}

::selection { background: var(--accent-soft); color: var(--text-primary); }
a { color: var(--accent-primary); transition: color var(--transition-fast); }
a:hover { color: var(--accent-primary-hover); }

/* App shell */
.sidebar {
    padding: 16px 14px;
    gap: 18px;
    background: var(--bg-surface);
    border-right-color: var(--border-default);
    box-shadow: none;
}
:root[data-theme="dark"] .sidebar { background: #0D1420; }

.brand { gap: 10px; }
.brand__mark {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    background: var(--brand-primary);
    box-shadow: 0 4px 12px rgba(213,0,50,.16);
}
.brand strong { font-size: 13px; letter-spacing: -.01em; }
.brand span { color: var(--text-secondary); font-size: 11px; letter-spacing: .02em; }

.nav-list { gap: 14px; }
.nav-section { gap: 3px; }
.nav-section__title {
    padding: 7px 9px 4px;
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .085em;
}
.nav-item {
    min-height: 38px;
    padding: 8px 10px;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}
.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: none;
}
.nav-item.is-active {
    background: var(--brand-primary);
    color: #fff;
    font-weight: 650;
    box-shadow: 0 4px 12px rgba(213,0,50,.12);
}
.nav-item.is-active::before { display: none; }
.nav-item.is-active span, .nav-item.is-active strong { color: inherit; }

.sidebar__scope {
    padding: 10px 11px;
    border: 1px solid var(--border-default);
    border-radius: 10px;
    background: var(--bg-surface-secondary);
}
.sidebar__scope span { color: var(--text-muted); }

.topbar {
    min-height: 64px;
    padding: 9px 18px;
    border-bottom-color: var(--border-default);
    background: color-mix(in srgb, var(--bg-surface) 94%, transparent);
    backdrop-filter: blur(16px);
}
.topbar__identity { gap: 10px; }
.topbar .eyebrow {
    margin-bottom: 1px;
    color: var(--text-muted);
    font-size: 10px;
    letter-spacing: .075em;
}
.page-title {
    color: var(--text-primary);
    font-size: clamp(22px, 2vw, 30px);
    font-weight: 700;
    letter-spacing: -.025em;
}
.topbar__actions { gap: 8px; }
.user-summary { padding: 4px 7px; border-radius: 8px; }
.user-summary:hover { background: var(--bg-hover); }
.user-summary strong { font-size: 12px; }
.user-summary span { color: var(--text-muted); font-size: 10px; }

.content {
    width: 100%;
    max-width: 1920px;
    margin-inline: auto;
    padding: 22px 24px 30px;
    gap: 20px;
}
.footer {
    min-height: 42px;
    padding: 10px 24px;
    border-top-color: var(--border-default);
    color: var(--text-muted);
    font-size: 11px;
}

/* Surfaces and hierarchy */
.panel, .card, .workspace-card, .ui2-kpi, .detail-grid div {
    border-color: var(--border-default);
    border-radius: var(--radius-card);
    background: var(--bg-surface);
    box-shadow: var(--shadow-card);
}
.panel, .card { padding: 20px; }
.panel__header, .card__header { margin-bottom: 16px; gap: 16px; }
.panel__header h2, .card h2, .ui2-section-heading h2 {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 650;
    letter-spacing: -.015em;
}
.eyebrow {
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 750;
    letter-spacing: .075em;
}
.stack { gap: 18px; }
.section-gap { margin-top: 18px; }

/* Controls */
button, input, select, textarea { font: inherit; }
input, select, textarea {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-control);
    background: var(--bg-surface);
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
input, select { min-height: var(--control-height); padding: 9px 11px; }
textarea { min-height: 96px; padding: 10px 12px; }
input:hover, select:hover, textarea:hover { border-color: color-mix(in srgb, var(--accent-primary) 40%, var(--border-strong)); }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--focus-ring);
}
input:disabled, select:disabled, textarea:disabled, button:disabled {
    opacity: .58;
    cursor: not-allowed;
}
label { gap: 6px; color: var(--text-primary); font-size: 12px; font-weight: 600; }

.button {
    min-height: 40px;
    padding: 9px 14px;
    border-radius: var(--radius-button);
    border: 1px solid transparent;
    background: var(--brand-primary);
    color: #fff;
    font-size: 13px;
    font-weight: 650;
    box-shadow: none;
    transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}
.button:hover { background: var(--brand-primary-hover); color: #fff; }
.button:active { background: var(--brand-primary-pressed); transform: translateY(1px); }
.button:focus-visible, .icon-button:focus-visible, .nav-item:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}
.button--secondary {
    border-color: var(--border-strong);
    background: var(--bg-surface);
    color: var(--text-primary);
}
.button--secondary:hover { background: var(--bg-hover); color: var(--text-primary); border-color: var(--border-strong); }
.button--info, .button--link { background: var(--accent-primary); color: #fff; }
.button--info:hover, .button--link:hover { background: var(--accent-primary-hover); }
.icon-button {
    width: 40px;
    min-width: 40px;
    height: 40px;
    border-radius: var(--radius-control);
    border-color: var(--border-strong);
    background: var(--bg-surface);
    color: var(--text-primary);
    transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.icon-button:hover { background: var(--bg-hover); }

/* Tables */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    background: var(--bg-surface);
}
table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13px; }
th {
    padding: 11px 12px;
    border-bottom: 1px solid var(--border-default);
    background: var(--bg-surface-secondary);
    color: #475569;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .035em;
}
:root[data-theme="dark"] th { color: #CBD5E1; background: #172231; }
td {
    padding: 11px 12px;
    border-bottom: 1px solid var(--border-default);
    color: var(--text-primary);
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr { transition: background var(--transition-fast); }
tbody tr:hover { background: var(--bg-hover); }

/* Status language */
.status-badge, .ui2-badge, .ui2-health {
    min-height: 24px;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid var(--border-default);
    background: var(--bg-surface-secondary);
    font-size: 11px;
    font-weight: 650;
}
.status-badge--success, .ui2-badge--success { color: var(--success); background: color-mix(in srgb,var(--success) 9%,var(--bg-surface)); border-color: color-mix(in srgb,var(--success) 25%,var(--border-default)); }
.status-badge--warning, .ui2-badge--warning { color: var(--warning); background: color-mix(in srgb,var(--warning) 9%,var(--bg-surface)); border-color: color-mix(in srgb,var(--warning) 25%,var(--border-default)); }
.status-badge--danger, .ui2-badge--danger { color: var(--danger); background: color-mix(in srgb,var(--danger) 9%,var(--bg-surface)); border-color: color-mix(in srgb,var(--danger) 25%,var(--border-default)); }
.ui2-badge--info { color: var(--accent-primary); background: var(--accent-soft); border-color: color-mix(in srgb,var(--accent-primary) 25%,var(--border-default)); }

/* Filters, tabs, messages */
.filter-grid {
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    background: var(--bg-surface-secondary);
}
.workspace-tabs { gap: 4px; padding: 4px; border: 1px solid var(--border-default); border-radius: 10px; background: var(--bg-surface); }
.workspace-tab { border-radius: 7px; transition: background var(--transition-fast), color var(--transition-fast); }
.workspace-tab:hover { background: var(--bg-hover); }
.workspace-tab[aria-current="location"] { background: var(--accent-soft); color: var(--accent-primary); }
.message { border: 1px solid var(--border-default); border-radius: 10px; background: var(--bg-surface); box-shadow: var(--shadow-card); }

/* Existing premium areas: remove decorative gradients, keep content untouched. */
.ui2-executive-hero {
    border-color: var(--border-default);
    border-radius: var(--radius-card);
    background: var(--bg-surface);
    box-shadow: var(--shadow-card);
}
.ui2-executive-hero::after { display: none; }
.ui2-executive-score { border-color: var(--border-default); background: var(--bg-surface-secondary); }
.ui2-progress { background: var(--bg-surface-secondary); }
.ui2-progress > span { background: var(--accent-primary); }

/* Dialogs */
dialog, .modal, .dialog {
    border: 1px solid var(--border-default);
    border-radius: var(--radius-modal);
    background: var(--bg-surface);
    color: var(--text-primary);
    box-shadow: var(--shadow-elevated);
}

/* Responsive refinement */
@media (max-width: 1200px) {
    .content { padding-inline: 18px; }
}
@media (max-width: 900px) {
    .sidebar { box-shadow: 18px 0 44px rgba(15,23,42,.2); }
    .topbar { padding-inline: 12px; }
    .content { padding: 16px 12px 24px; }
    .panel, .card { padding: 16px; }
}
@media (max-width: 560px) {
    .page-title { font-size: 20px; }
    .topbar__actions { gap: 5px; }
    .button { min-height: 38px; padding-inline: 11px; }
}