/**
 * Verion Surfaces — last-loaded design-system overlay
 * Upgrades admin + member chrome, Bootstrap .btn, cards, tables, tabs, fields.
 * Themes and engines must consume these classes; do not copy page-specific CSS.
 */

/* —— Shared motion / focus —— */
:root {
    --cos-btn-radius: var(--cos-radius-pill, 999px);
    --cos-btn-fg-on-gold: #1a1406;
    --cos-btn-fg-on-teal: #f4fffc;
    --cos-btn-gold-glow: 0 12px 28px rgba(139, 105, 20, 0.28);
    --cos-btn-gold-glow-hover: 0 16px 36px rgba(139, 105, 20, 0.4);
    --cos-btn-teal-glow: 0 12px 28px rgba(15, 118, 110, 0.26);
    --cos-btn-press: scale(0.985);
    --cos-btn-lift: translateY(-2px);
    --cos-btn-duration: var(--cos-motion-base, 200ms);
    --cos-shadow-focus-gold: 0 0 0 3px color-mix(in srgb, var(--cos-gold, #C9A227) 38%, transparent);
}

body.cos-body .btn,
body.cos-enterprise .btn,
.cos-btn {
    --cos-btn-sheen: inset 0 1px 0 rgba(255, 255, 255, 0.28);
    position: relative;
    isolation: isolate;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    border-radius: var(--cos-btn-radius);
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.2;
    text-decoration: none;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    transition:
        transform var(--cos-btn-duration) var(--cos-motion-ease, cubic-bezier(0.2, 0.8, 0.2, 1)),
        box-shadow var(--cos-btn-duration) var(--cos-motion-ease, cubic-bezier(0.2, 0.8, 0.2, 1)),
        background var(--cos-btn-duration) var(--cos-motion-ease, cubic-bezier(0.2, 0.8, 0.2, 1)),
        border-color var(--cos-btn-duration) var(--cos-motion-ease, cubic-bezier(0.2, 0.8, 0.2, 1)),
        color var(--cos-btn-duration) var(--cos-motion-ease, cubic-bezier(0.2, 0.8, 0.2, 1)),
        filter var(--cos-btn-duration) var(--cos-motion-ease, cubic-bezier(0.2, 0.8, 0.2, 1));
}

body.cos-body .btn:not(.btn-sm):not(.btn-lg),
.cos-btn:not(.cos-btn--icon):not(.cos-btn--sm) {
    min-height: 2.55rem;
    padding: 0.58rem 1.2rem;
}

body.cos-body .btn-sm,
.cos-btn--sm {
    min-height: 2.15rem;
    padding: 0.4rem 0.9rem;
    font-size: 0.82rem;
    border-radius: var(--cos-btn-radius);
}

body.cos-body .btn-lg,
.cos-btn.btn-lg {
    min-height: 3rem;
    padding: 0.75rem 1.45rem;
    font-size: 1.02rem;
}

body.cos-body .btn::after,
.cos-btn::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(120deg, transparent 18%, rgba(255, 255, 255, 0.22) 46%, transparent 68%);
    opacity: 0;
    transform: translateX(-28%);
    transition: opacity var(--cos-btn-duration) ease, transform var(--cos-btn-duration) ease;
}

[dir="rtl"] body.cos-body .btn::after,
[dir="rtl"] .cos-btn::after {
    transform: translateX(28%);
}

body.cos-body .btn:hover:not(:disabled):not(.disabled):not(.is-loading)::after,
.cos-btn:hover:not(:disabled):not(.disabled):not(.is-loading)::after {
    opacity: 1;
    transform: translateX(18%);
}

[dir="rtl"] body.cos-body .btn:hover:not(:disabled):not(.disabled):not(.is-loading)::after,
[dir="rtl"] .cos-btn:hover:not(:disabled):not(.disabled):not(.is-loading)::after {
    transform: translateX(-18%);
}

body.cos-body .btn:hover:not(:disabled):not(.disabled):not(.is-loading),
.cos-btn:hover:not(:disabled):not(.disabled):not(.is-loading) {
    transform: var(--cos-btn-lift);
}

body.cos-body .btn:active:not(:disabled):not(.disabled),
.cos-btn:active:not(:disabled):not(.disabled) {
    transform: var(--cos-btn-press);
    transition-duration: 90ms;
}

body.cos-body .btn:focus-visible,
.cos-btn:focus-visible {
    outline: 2px solid transparent;
    box-shadow: var(--cos-shadow-focus-gold), var(--cos-shadow-focus, 0 0 0 3px rgba(15, 118, 110, 0.28));
}

/* —— Primary: gold face, teal energy —— */
body.cos-body .btn-primary,
body.cos-enterprise .btn-primary,
.cos-btn--primary,
.cos-btn--gold {
    color: var(--cos-btn-fg-on-gold) !important;
    border: 1px solid color-mix(in srgb, var(--cos-gold-deep, #8B6914) 55%, transparent);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.22), transparent 42%),
        linear-gradient(135deg, var(--cos-gold-bright, #E8D48B) 0%, var(--cos-gold, #C9A227) 52%, #9a7418 100%);
    box-shadow: var(--cos-btn-sheen), var(--cos-btn-gold-glow);
}

body.cos-body .btn-primary:hover:not(:disabled):not(.disabled),
body.cos-enterprise .btn-primary:hover:not(:disabled):not(.disabled),
.cos-btn--primary:hover:not(:disabled):not(.disabled),
.cos-btn--gold:hover:not(:disabled):not(.disabled) {
    color: var(--cos-btn-fg-on-gold) !important;
    filter: brightness(1.04);
    box-shadow:
        var(--cos-btn-sheen),
        var(--cos-btn-gold-glow-hover),
        0 0 0 1px color-mix(in srgb, var(--cos-jade-bright, #14b8a6) 35%, transparent);
}

body.cos-body .btn-primary:focus-visible,
.cos-btn--primary:focus-visible,
.cos-btn--gold:focus-visible {
    box-shadow: var(--cos-shadow-focus-gold), 0 0 0 6px color-mix(in srgb, var(--cos-jade, #0f766e) 18%, transparent);
}

/* —— Secondary / outline —— */
body.cos-body .btn-outline-primary,
body.cos-body .btn-outline-secondary,
body.cos-enterprise .btn-outline-primary,
body.cos-enterprise .btn-outline-secondary,
.cos-btn--secondary {
    color: var(--cos-ink, #0b1f2a);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(247, 250, 248, 0.72));
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 22%, transparent);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset, 0 8px 18px rgba(11, 31, 42, 0.05);
}

body.cos-body .btn-outline-primary:hover:not(:disabled):not(.disabled),
body.cos-body .btn-outline-secondary:hover:not(:disabled):not(.disabled),
.cos-btn--secondary:hover:not(:disabled):not(.disabled) {
    color: var(--cos-jade, #0f766e);
    border-color: color-mix(in srgb, var(--cos-gold, #C9A227) 45%, var(--cos-jade, #0f766e));
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), color-mix(in srgb, var(--cos-jade, #0f766e) 8%, #fff));
    box-shadow: 0 10px 22px rgba(15, 118, 110, 0.12);
}

/* —— Ghost —— */
body.cos-body .btn-ghost,
.cos-btn--ghost,
.btn-ghost {
    color: var(--cos-ink, #0b1f2a);
    background: transparent;
    border: 1px solid color-mix(in srgb, var(--cos-ink, #0b1f2a) 12%, transparent);
    box-shadow: none;
}

body.cos-body .btn-ghost:hover:not(:disabled):not(.disabled),
.cos-btn--ghost:hover:not(:disabled):not(.disabled) {
    color: var(--cos-ink, #0b1f2a);
    background: color-mix(in srgb, var(--cos-jade, #0f766e) 9%, transparent);
    border-color: color-mix(in srgb, var(--cos-gold, #C9A227) 32%, var(--cos-jade, #0f766e));
}

/* —— Danger —— */
body.cos-body .btn-danger,
body.cos-body .btn-outline-danger,
.cos-btn--danger {
    color: var(--cos-status-danger, #b91c1c);
    background: color-mix(in srgb, var(--cos-status-danger-soft, #fee2e2) 78%, #fff);
    border: 1px solid color-mix(in srgb, var(--cos-status-danger, #b91c1c) 28%, transparent);
    box-shadow: 0 8px 18px rgba(185, 28, 28, 0.08);
}

body.cos-body .btn-danger,
.cos-btn--danger.cos-btn--solid {
    color: #fff;
    background: linear-gradient(135deg, #dc2626, #991b1b);
    border-color: transparent;
}

body.cos-body .btn-outline-danger:hover:not(:disabled):not(.disabled),
body.cos-body .btn-danger:hover:not(:disabled):not(.disabled),
.cos-btn--danger:hover:not(:disabled):not(.disabled) {
    color: #fff;
    background: linear-gradient(135deg, #ef4444, #b91c1c);
    border-color: transparent;
    box-shadow: 0 12px 24px rgba(185, 28, 28, 0.22);
}

/* —— Warning (schema / caution actions) —— */
body.cos-body .btn-warning {
    color: var(--cos-btn-fg-on-gold);
    background: linear-gradient(135deg, #fde68a, #d97706);
    border-color: transparent;
    box-shadow: var(--cos-btn-gold-glow);
}

/* —— Icon-only —— */
.cos-btn--icon,
body.cos-body .btn.cos-btn--icon {
    width: 2.55rem;
    height: 2.55rem;
    min-height: 2.55rem;
    padding: 0;
    border-radius: 0.9rem;
}

/* —— Disabled —— */
body.cos-body .btn:disabled,
body.cos-body .btn.disabled,
.cos-btn:disabled,
.cos-btn.disabled {
    opacity: 0.48;
    filter: grayscale(0.18);
    box-shadow: none !important;
    transform: none !important;
    pointer-events: none;
    cursor: not-allowed;
}

body.cos-body .btn:disabled::after,
.cos-btn:disabled::after {
    display: none;
}

/* —— Loading —— */
@keyframes cos-btn-spin {
    to { transform: rotate(360deg); }
}

body.cos-body .btn.is-loading,
body.cos-body .btn[aria-busy="true"],
.cos-btn.is-loading,
.cos-page-save.is-saving .btn,
.cos-page-save.is-saving .cos-btn {
    color: transparent !important;
    pointer-events: none;
}

body.cos-body .btn.is-loading::before,
body.cos-body .btn[aria-busy="true"]::before,
.cos-btn.is-loading::before,
.cos-page-save.is-saving .btn::before,
.cos-page-save.is-saving .cos-btn::before {
    content: "";
    position: absolute;
    inset: 50% auto auto 50%;
    width: 1rem;
    height: 1rem;
    margin: -0.5rem 0 0 -0.5rem;
    border-radius: 50%;
    border: 2px solid color-mix(in srgb, currentColor 22%, transparent);
    border-top-color: var(--cos-jade, #0f766e);
    animation: cos-btn-spin 0.7s linear infinite;
    z-index: 1;
}

[dir="rtl"] body.cos-body .btn.is-loading::before,
[dir="rtl"] .cos-btn.is-loading::before,
[dir="rtl"] .cos-page-save.is-saving .btn::before {
    inset-inline-start: 50%;
    margin-inline-start: -0.5rem;
}

/* Keep grouped / pagination buttons from sheening awkwardly */
.btn-group > .btn::after,
.pagination .page-link::after {
    display: none;
}

.btn-group > .btn {
    border-radius: 0;
}

.btn-group > .btn:first-child {
    border-start-start-radius: var(--cos-btn-radius);
    border-end-start-radius: var(--cos-btn-radius);
}

.btn-group > .btn:last-child {
    border-start-end-radius: var(--cos-btn-radius);
    border-end-end-radius: var(--cos-btn-radius);
}

/* —— Cards / panels —— */
body.cos-body .card,
body.cos-enterprise .card,
.cos-card,
.cos-panel,
.cos-stat,
.cos-table-wrap,
.cos-module-card,
.cos-ext-stat {
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 14%, transparent) !important;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 248, 0.78)) !important;
    box-shadow: 0 10px 28px rgba(11, 31, 42, 0.05) !important;
    backdrop-filter: blur(10px);
}

.cos-panel,
.cos-stat,
.cos-ext-stat {
    position: relative;
    overflow: hidden;
}

.cos-ext-stat {
    padding: 1rem 1.1rem;
    border-radius: var(--cos-radius, 1rem);
}

.cos-panel::before,
.cos-ext-stat::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 2px;
    background: linear-gradient(90deg, var(--cos-gold, #C9A227), var(--cos-jade-bright, #14b8a6));
    z-index: 1;
}

body.cos-body .card-header {
    background: color-mix(in srgb, var(--cos-sand, #eef4f1) 70%, transparent);
    border-bottom-color: color-mix(in srgb, var(--cos-jade, #0f766e) 12%, transparent);
    font-weight: 700;
}

/* —— Tables —— */
body.cos-body .table thead th,
body.cos-enterprise .table thead th {
    font-size: 0.74rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--cos-muted, #5b6b73);
    font-weight: 800;
    background: color-mix(in srgb, var(--cos-sand, #eef4f1) 82%, #fff);
    border-bottom: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 12%, transparent);
}

body.cos-body .table tbody tr {
    transition: background var(--cos-motion-fast, 120ms) ease;
}

body.cos-body .table-hover tbody tr:hover {
    background: color-mix(in srgb, var(--cos-jade, #0f766e) 6%, transparent);
}

/* —— Tabs / pills —— */
body.cos-body .nav-pills,
.cos-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    padding: 0.3rem;
    border-radius: 1rem;
    background: color-mix(in srgb, var(--cos-sand, #eef4f1) 78%, #fff);
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 10%, transparent);
}

body.cos-body .nav-pills .nav-link,
.cos-tabs .nav-link {
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.86rem;
    color: var(--cos-muted, #5b6b73);
    background: transparent;
    border: 1px solid transparent;
    min-height: 2.4rem;
    padding: 0.45rem 0.95rem;
    transition: background var(--cos-btn-duration) ease, color var(--cos-btn-duration) ease, box-shadow var(--cos-btn-duration) ease;
}

body.cos-body .nav-pills .nav-link:hover,
.cos-tabs .nav-link:hover {
    color: var(--cos-ink, #0b1f2a);
    background: rgba(255, 255, 255, 0.7);
}

body.cos-body .nav-pills .nav-link.active,
.cos-tabs .nav-link.active {
    color: var(--cos-btn-fg-on-gold) !important;
    background:
        linear-gradient(135deg, var(--cos-gold-bright, #E8D48B), var(--cos-gold, #C9A227)) !important;
    border-color: color-mix(in srgb, var(--cos-gold-deep, #8B6914) 35%, transparent);
    box-shadow: 0 8px 18px rgba(139, 105, 20, 0.22);
}

/* —— Form fields —— */
body.cos-body .form-control,
body.cos-body .form-select,
body.cos-enterprise .form-control,
body.cos-enterprise .form-select {
    min-height: 2.65rem;
    border-radius: 0.85rem;
    border-color: color-mix(in srgb, var(--cos-jade, #0f766e) 16%, transparent);
    background: rgba(255, 255, 255, 0.92);
    transition: border-color var(--cos-btn-duration) ease, box-shadow var(--cos-btn-duration) ease;
}

body.cos-body .form-control:hover,
body.cos-body .form-select:hover {
    border-color: color-mix(in srgb, var(--cos-gold, #C9A227) 35%, var(--cos-jade, #0f766e));
}

body.cos-body .form-control:focus,
body.cos-body .form-select:focus,
body.cos-enterprise .form-control:focus,
body.cos-enterprise .form-select:focus {
    border-color: var(--cos-jade, #0f766e);
    box-shadow: var(--cos-shadow-focus, 0 0 0 3px rgba(15, 118, 110, 0.2)), var(--cos-shadow-focus-gold);
}

body.cos-body .form-label {
    font-weight: 700;
    font-size: 0.86rem;
    color: var(--cos-ink, #0b1f2a);
}

/* —— Empty states —— */
.cos-empty {
    display: grid;
    place-items: center;
    text-align: center;
    gap: 0.65rem;
    padding: 2.25rem 1.5rem;
    border-radius: var(--cos-radius, 1rem);
    border: 1px dashed color-mix(in srgb, var(--cos-jade, #0f766e) 28%, transparent);
    background:
        radial-gradient(420px 180px at 50% 0%, color-mix(in srgb, var(--cos-gold, #C9A227) 10%, transparent), transparent 60%),
        rgba(255, 255, 255, 0.62);
}

.cos-empty__icon {
    width: 2.75rem;
    height: 2.75rem;
    display: grid;
    place-items: center;
    border-radius: 0.9rem;
    background: color-mix(in srgb, var(--cos-jade, #0f766e) 12%, transparent);
    color: var(--cos-jade, #0f766e);
    font-size: 1.25rem;
}

.cos-empty p {
    margin: 0;
    color: var(--cos-muted, #5b6b73);
    max-width: 42ch;
}

/* —— Workspace topbar chrome —— */
.cos-rail-toggle {
    width: 2.55rem;
    height: 2.55rem;
    display: inline-grid;
    place-items: center;
    border-radius: 0.9rem;
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 18%, transparent);
    background: rgba(255, 255, 255, 0.72);
    color: var(--cos-ink, #0b1f2a);
    transition: background var(--cos-btn-duration) ease, border-color var(--cos-btn-duration) ease, transform var(--cos-btn-duration) ease;
}

.cos-rail-toggle:hover,
.cos-rail-toggle[aria-pressed="true"] {
    background: color-mix(in srgb, var(--cos-gold, #C9A227) 14%, #fff);
    border-color: color-mix(in srgb, var(--cos-gold, #C9A227) 40%, transparent);
    transform: var(--cos-btn-lift);
}

.cos-page-save {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.cos-page-save .form-select {
    min-height: 2.15rem;
    width: auto;
}

.cos-page-save.is-saved .btn,
.cos-page-save.is-saved .cos-btn {
    border-color: color-mix(in srgb, var(--cos-status-success, #15803d) 35%, transparent);
    color: var(--cos-status-success, #15803d);
}

/* —— Admin + member nav —— */
.cos-command-brand {
    padding: 0.35rem 0.55rem 0.85rem;
}

.cos-command-brand .small {
    letter-spacing: 0.08em;
    color: color-mix(in srgb, var(--cos-gold-bright, #E8D48B) 80%, #fff) !important;
}

.cos-nav-group__summary {
    position: relative;
    gap: 0.55rem;
}

.cos-nav-group__summary::after {
    content: "";
    margin-inline-start: auto;
    width: 0.4rem;
    height: 0.4rem;
    border-inline-end: 1.5px solid currentColor;
    border-block-end: 1.5px solid currentColor;
    transform: rotate(45deg);
    opacity: 0.45;
    transition: transform var(--cos-btn-duration) ease, opacity var(--cos-btn-duration) ease;
}

.cos-nav-group[open] > .cos-nav-group__summary::after {
    transform: rotate(-135deg);
    opacity: 0.8;
}

.cos-admin-nav .cos-nav-group__glyph,
.cos-sidebar .cos-nav-group__glyph {
    display: inline-grid;
    place-items: center;
    width: 1.7rem;
    height: 1.7rem;
    border-radius: 0.55rem;
    background: color-mix(in srgb, var(--cos-jade, #0f766e) 12%, transparent);
    color: var(--cos-jade, #0f766e);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--cos-jade, #0f766e) 18%, transparent);
    flex-shrink: 0;
}

.cos-workspace.is-admin .cos-nav-group__glyph {
    background: rgba(201, 162, 39, 0.12);
    color: var(--cos-gold-bright, #E8D48B);
    box-shadow: inset 0 0 0 1px rgba(201, 162, 39, 0.28);
}

.cos-workspace.is-admin .cos-nav-group[open] > .cos-nav-group__summary {
    color: var(--cos-gold-bright, #E8D48B);
    background: rgba(201, 162, 39, 0.08);
}

.cos-nav-leaf,
.cos-admin-nav .cos-nav-group__children .nav-link {
    display: flex !important;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.cos-workspace.is-admin .cos-nav-group__children .nav-link.active,
.cos-sidebar .cos-nav-leaf.active {
    background: color-mix(in srgb, var(--cos-gold, #C9A227) 16%, transparent);
    color: var(--cos-gold-deep, #8B6914);
    font-weight: 800;
}

.cos-workspace.is-admin .cos-nav-group__children .nav-link.active {
    color: var(--cos-gold-bright, #E8D48B);
}

.cos-workspace.is-admin .cos-sidebar__back {
    border-style: solid;
    border-color: rgba(201, 162, 39, 0.28);
    background: rgba(201, 162, 39, 0.06);
}

.cos-workspace.is-admin .cos-sidebar__back:hover {
    background: rgba(201, 162, 39, 0.14);
    color: #fff;
}

/* —— Header / footer polish —— */
.cos-site-header .cos-btn--primary {
    box-shadow: var(--cos-btn-gold-glow);
}

.cos-user-chip {
    box-shadow: 0 8px 18px rgba(11, 31, 42, 0.05);
}

.cos-workspace-footer {
    background:
        linear-gradient(180deg, transparent, color-mix(in srgb, var(--cos-sand, #eef4f1) 55%, transparent));
}

/* —— Alerts —— */
body.cos-body .alert {
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 12%, transparent);
    box-shadow: 0 8px 20px rgba(11, 31, 42, 0.04);
}

/* —— Dark —— */
[data-bs-theme="dark"] body.cos-body .card,
[data-bs-theme="dark"] .cos-panel,
[data-bs-theme="dark"] .cos-stat,
[data-bs-theme="dark"] .cos-module-card,
[data-bs-theme="dark"] .cos-table-wrap,
[data-bs-theme="dark"] .cos-ext-stat {
    background:
        linear-gradient(180deg, rgba(20, 48, 66, 0.72), rgba(10, 21, 27, 0.62)) !important;
    border-color: rgba(94, 234, 212, 0.14) !important;
}

[data-bs-theme="dark"] body.cos-body .btn-outline-primary,
[data-bs-theme="dark"] body.cos-body .btn-outline-secondary,
[data-bs-theme="dark"] .cos-btn--secondary,
[data-bs-theme="dark"] .cos-btn--ghost {
    color: var(--cos-ink, #e8f1ef);
    background: rgba(10, 21, 27, 0.45);
    border-color: rgba(94, 234, 212, 0.18);
}

[data-bs-theme="dark"] body.cos-body .form-control,
[data-bs-theme="dark"] body.cos-body .form-select {
    background: rgba(10, 21, 27, 0.55);
    color: var(--cos-ink, #e8f1ef);
    border-color: rgba(94, 234, 212, 0.16);
}

[data-bs-theme="dark"] body.cos-body .nav-pills,
[data-bs-theme="dark"] .cos-tabs {
    background: rgba(10, 21, 27, 0.45);
    border-color: rgba(94, 234, 212, 0.12);
}

[data-bs-theme="dark"] .cos-empty {
    background: rgba(10, 21, 27, 0.4);
}

.cos-site-header {
    background: linear-gradient(180deg, rgba(19, 78, 74, 0.96), rgba(15, 23, 32, 0.92));
    border-bottom: 1px solid rgba(201, 162, 39, 0.28);
    box-shadow: 0 10px 32px rgba(6, 16, 18, 0.18);
}

.cos-site-header .cos-brand {
    letter-spacing: -0.03em;
}

.cos-site-footer {
    background: #0b1416;
    border-top: 1px solid rgba(201, 162, 39, 0.2);
}

.cos-user-chip__avatar img,
.cos-member-portrait {
    border: 2px solid rgba(201, 162, 39, 0.55);
}

/* —— Workspace + admin chrome: tighter type, stronger icons —— */
body.cos-app--workspace {
    --cos-header-h: 3.55rem;
    font-size: 0.92rem;
}

body.cos-app--workspace .cos-brand__text {
    font-size: 1.08rem;
}

body.cos-app--workspace .cos-site-header__inner {
    width: 100%;
    max-width: none;
    border-radius: 0;
    border: 0;
    background: transparent;
    padding-inline: 1.15rem;
    box-shadow: none;
}

body.cos-app--workspace .cos-nav a {
    display: inline-flex;
    align-items: center;
    gap: 0.38rem;
    font-size: 0.8rem;
    padding: 0.42rem 0.72rem;
}

body.cos-app--workspace .cos-nav a .bi {
    font-size: 0.95rem;
    opacity: 0.88;
}

body.cos-app--workspace .cos-header-actions .cos-btn:not(.cos-btn--icon) {
    font-size: 0.78rem;
    min-height: 2.15rem;
    padding-inline: 0.85rem;
}

.cos-workspace-topbar h1,
.cos-workspace.is-admin .cos-workspace-topbar h1 {
    font-size: clamp(1.12rem, 1.5vw, 1.38rem);
    letter-spacing: -0.03em;
}

.cos-workspace-topbar__sub {
    font-size: 0.82rem;
}

.cos-workspace-hero__title {
    font-size: clamp(1.28rem, 2vw, 1.7rem);
}

.cos-workspace-hero__eyebrow {
    font-size: 0.75rem;
}

.cos-stat__value {
    font-size: 1.22rem;
}

.cos-stat__label {
    font-size: 0.72rem;
}

.cos-admin-nav .nav-link,
.cos-workspace.is-admin .cos-sidebar .nav-link,
.cos-sidebar .cos-nav-leaf,
.cos-nav-group__summary {
    font-size: 0.78rem;
}

.cos-command-brand__title {
    font-family: var(--cos-font-display);
    font-weight: 760;
    font-size: 0.98rem;
    letter-spacing: -0.02em;
}

.cos-nav-leaf .bi {
    font-size: 0.92rem;
    width: 1rem;
    text-align: center;
    opacity: 0.88;
    flex-shrink: 0;
}

.cos-workspace-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.65rem 1.25rem;
    font-size: 0.78rem;
}

.cos-workspace-footer__meta,
.cos-workspace-footer__links {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.cos-workspace-footer__links a {
    display: inline-flex;
    align-items: center;
    gap: 0.32rem;
    color: inherit;
    text-decoration: none;
    font-weight: 650;
}

.cos-workspace-footer__links a:hover {
    color: var(--cos-jade, #0f766e);
}

body.cos-app--workspace .cos-panel,
body.cos-app--workspace .cos-stat,
body.cos-app--workspace .card-title,
body.cos-app--workspace .h1,
body.cos-app--workspace .h2,
body.cos-app--workspace .h3 {
    letter-spacing: -0.02em;
}

body.cos-app--workspace .h1 { font-size: 1.35rem; }
body.cos-app--workspace .h2 { font-size: 1.18rem; }
body.cos-app--workspace .h3 { font-size: 1.05rem; }

@media (prefers-reduced-motion: reduce) {
    body.cos-body .btn,
    .cos-btn,
    .cos-rail-toggle,
    body.cos-body .btn::after,
    .cos-btn::after {
        transition: none !important;
        transform: none !important;
        animation: none !important;
    }
}

/* —— Admin command analytics —— */
.cos-analytics__kpi {
    min-height: 6.4rem;
}

.cos-analytics__kpi .cos-stat__body {
    position: relative;
    z-index: 1;
}

.cos-analytics__delta {
    display: inline-flex;
    align-items: center;
    margin-top: 0.22rem;
    font-size: 0.68rem;
    font-weight: 750;
    letter-spacing: 0.01em;
}

.cos-analytics__delta.is-up {
    color: var(--cos-status-success, #15803d);
}

.cos-analytics__delta.is-down {
    color: var(--cos-status-danger, #b91c1c);
}

.cos-analytics__spark {
    position: absolute;
    inset-inline-end: 0.7rem;
    inset-block-end: 0.55rem;
    width: 5.4rem;
    height: 2rem;
    opacity: 0.85;
    pointer-events: none;
}

.cos-stat--gold::before,
.cos-stat--gold.cos-stat--accent::before {
    background: linear-gradient(180deg, var(--cos-gold, #C9A227), var(--cos-jade-bright, #14b8a6));
}

.cos-stat--gold .cos-stat__icon {
    background: color-mix(in srgb, var(--cos-gold, #C9A227) 18%, transparent);
    color: var(--cos-gold, #C9A227);
}

.cos-stat--warn::before {
    background: linear-gradient(180deg, var(--cos-status-warning, #b45309), var(--cos-gold, #C9A227));
}

.cos-stat--warn .cos-stat__icon {
    background: color-mix(in srgb, var(--cos-status-warning, #b45309) 14%, transparent);
    color: var(--cos-status-warning, #b45309);
}

.cos-stat--danger::before {
    background: linear-gradient(180deg, var(--cos-status-danger, #b91c1c), #fb7185);
}

.cos-stat--danger .cos-stat__icon {
    background: color-mix(in srgb, var(--cos-status-danger, #b91c1c) 12%, transparent);
    color: var(--cos-status-danger, #b91c1c);
}

.cos-analytics__panel {
    height: 100%;
}

.cos-analytics__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
}

.cos-analytics__head .h5 {
    font-size: 0.92rem;
    font-weight: 750;
}

.cos-analytics__canvas-wrap {
    position: relative;
    min-height: 11.5rem;
}

.cos-analytics__canvas-wrap canvas {
    width: 100% !important;
    height: 11.5rem !important;
}

.cos-analytics__canvas-wrap--mix {
    min-height: 13.5rem;
}

.cos-analytics__canvas-wrap--mix canvas {
    height: 13.5rem !important;
}

.cos-analytics__empty {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    margin: 0;
    padding: 1rem;
    text-align: center;
    font-size: 0.78rem;
    color: var(--cos-muted, #5b6b73);
    pointer-events: none;
}

[data-bs-theme="dark"] .cos-analytics__empty {
    color: color-mix(in srgb, #fff 62%, transparent);
}

@media (max-width: 767.98px) {
    .cos-analytics__spark {
        display: none;
    }

    .cos-analytics__canvas-wrap,
    .cos-analytics__canvas-wrap canvas {
        min-height: 10rem;
        height: 10rem !important;
    }
}

/* —— Command desks —— */
.cos-desk-hero {
    position: relative;
    overflow: hidden;
    padding: 1.15rem 1.25rem;
    border-radius: 1.15rem;
    color: #f8fafc;
    background:
        radial-gradient(90% 140% at 100% 0%, rgba(20, 184, 166, 0.28), transparent 46%),
        linear-gradient(125deg, #10232b 0%, #0f766e 58%, #0b3d3a 100%);
    box-shadow: 0 18px 40px rgba(11, 31, 42, 0.16);
}

.cos-desk-hero--gold {
    background:
        radial-gradient(90% 140% at 0% 0%, rgba(201, 162, 39, 0.34), transparent 48%),
        linear-gradient(125deg, #1c1917 0%, #3f2e12 52%, #0f172a 100%);
}

.cos-desk-hero--rose {
    background:
        radial-gradient(90% 140% at 100% 0%, rgba(244, 63, 94, 0.26), transparent 46%),
        linear-gradient(125deg, #1c1917 0%, #0f172a 55%, #431407 100%);
}

.cos-desk-hero h2,
.cos-desk-hero .h4 {
    margin: 0;
    font-size: 1.05rem;
    letter-spacing: -0.03em;
}

.cos-desk-hero p {
    margin: 0.35rem 0 0;
    max-width: 42rem;
    color: rgba(248, 250, 252, 0.78);
    font-size: 0.82rem;
}

.cos-desk-card,
.cos-coupon-card,
.cos-plan-card,
.cos-service-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    min-height: 16.5rem;
    padding: 1.05rem 1.1rem;
    border-radius: 1.05rem;
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 14%, transparent);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), color-mix(in srgb, var(--cos-sand, #eef4f1) 55%, #fff));
    box-shadow: 0 12px 28px rgba(11, 31, 42, 0.06);
}

.cos-coupon-card,
.cos-plan-card,
.cos-service-card {
    min-height: 18.5rem;
}

.cos-coupon-card {
    position: relative;
    overflow: hidden;
    color: #fff;
    border: 0;
    min-height: 13.5rem;
}

.cos-coupon-card::after {
    content: "";
    position: absolute;
    inset-inline-end: -1.4rem;
    inset-block-start: 50%;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 50%;
    transform: translateY(-50%);
    background: #f7faf8;
}

.cos-coupon-card--jade { background: linear-gradient(145deg, #0f766e, #14b8a6); }
.cos-coupon-card--gold { background: linear-gradient(145deg, #8a6a12, #C9A227); }
.cos-coupon-card--navy { background: linear-gradient(145deg, #0f172a, #1d4ed8); }
.cos-coupon-card--rose { background: linear-gradient(145deg, #9f1239, #fb7185); }
.cos-coupon-card--violet { background: linear-gradient(145deg, #5b21b6, #a78bfa); }
.cos-coupon-card--ember { background: linear-gradient(145deg, #9a3412, #fb923c); }

.cos-coupon-card__code {
    font-family: var(--cos-font-display);
    font-size: 1.15rem;
    letter-spacing: 0.08em;
    font-weight: 800;
}

.cos-coupon-card__value {
    font-size: 1.7rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1;
}

.cos-plan-card.is-highlighted {
    border-color: color-mix(in srgb, var(--cos-gold, #C9A227) 55%, var(--cos-jade, #0f766e));
    box-shadow: 0 16px 36px rgba(201, 162, 39, 0.16);
}

.cos-plan-card__price {
    font-family: var(--cos-font-display);
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.cos-feature-grid {
    display: grid;
    gap: 0.35rem;
}

.cos-feature-grid__item {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.74rem;
    color: var(--cos-muted, #5b6b73);
}

.cos-feature-grid__item.is-on {
    color: var(--cos-ink, #10232b);
    font-weight: 650;
}

.cos-feature-grid__box {
    width: 0.95rem;
    height: 0.95rem;
    border-radius: 0.28rem;
    border: 1.5px solid color-mix(in srgb, var(--cos-jade, #0f766e) 40%, transparent);
    display: grid;
    place-items: center;
    flex-shrink: 0;
    font-size: 0.62rem;
}

.cos-feature-grid__item.is-on .cos-feature-grid__box {
    background: var(--cos-jade, #0f766e);
    color: #fff;
    border-color: var(--cos-jade, #0f766e);
}

.cos-pipeline {
    min-height: 18rem;
    padding: 0.75rem;
    border-radius: 1rem;
    background: color-mix(in srgb, var(--cos-sand, #eef4f1) 70%, #fff);
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 10%, transparent);
}

.cos-pipeline__lead {
    padding: 0.65rem 0.7rem;
    border-radius: 0.75rem;
    background: #fff;
    border: 1px solid color-mix(in srgb, var(--cos-jade, #0f766e) 10%, transparent);
}

[data-bs-theme="dark"] .cos-desk-card,
[data-bs-theme="dark"] .cos-plan-card,
[data-bs-theme="dark"] .cos-service-card,
[data-bs-theme="dark"] .cos-pipeline,
[data-bs-theme="dark"] .cos-pipeline__lead {
    background: rgba(20, 48, 66, 0.55);
    color: inherit;
}