/* ==========================================================================
   Courier101 Modern UI Overlay
   Loaded after oneui.min.css and BEFORE courier theme css so per-courier
   themes and $preferences colors still win. Keep rules color-neutral where
   possible (radius, shadow, spacing, type) so it composes with every theme
   and with OneUI dark mode.
   ========================================================================== */

:root {
    --mui-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --mui-radius-sm: 8px;
    --mui-radius: 12px;
    --mui-radius-lg: 16px;
    --mui-shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
    --mui-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --mui-shadow-md: 0 4px 12px rgba(15, 23, 42, 0.07), 0 2px 4px rgba(15, 23, 42, 0.04);
    --mui-shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12), 0 4px 8px rgba(15, 23, 42, 0.05);
    --mui-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
body {
    font-family: var(--mui-font);
    letter-spacing: -0.011em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: var(--mui-font);
    letter-spacing: -0.022em;
    font-weight: 700;
}

.fs-sm { letter-spacing: -0.006em; }

/* --------------------------------------------------------------------------
   Cards / Blocks
   -------------------------------------------------------------------------- */
.block {
    border-radius: var(--mui-radius);
    box-shadow: var(--mui-shadow-sm);
    border: 1px solid rgba(15, 23, 42, 0.05);
    transition: box-shadow 0.2s var(--mui-ease), transform 0.2s var(--mui-ease);
}

.block.block-rounded {
    border-radius: var(--mui-radius);
}

.block.block-rounded > .block-header:first-child,
.block.block-rounded > .block-content:first-child {
    border-top-left-radius: var(--mui-radius);
    border-top-right-radius: var(--mui-radius);
}

.block.block-rounded > .block-header:last-child,
.block.block-rounded > .block-content:last-child {
    border-bottom-left-radius: var(--mui-radius);
    border-bottom-right-radius: var(--mui-radius);
}

.block.block-rounded .bg-body-light.rounded-bottom {
    border-bottom-left-radius: var(--mui-radius) !important;
    border-bottom-right-radius: var(--mui-radius) !important;
}

.block-header {
    border-top-left-radius: var(--mui-radius);
    border-top-right-radius: var(--mui-radius);
}

a.block:hover,
.block-link-shadow:hover,
.block-link-pop:hover {
    box-shadow: var(--mui-shadow-md);
    transform: translateY(-2px);
    opacity: 1;
}

.block-title {
    font-weight: 600;
    letter-spacing: -0.014em;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    border-radius: var(--mui-radius-sm);
    font-weight: 600;
    letter-spacing: -0.006em;
    transition: color 0.15s var(--mui-ease), background-color 0.15s var(--mui-ease),
        border-color 0.15s var(--mui-ease), box-shadow 0.15s var(--mui-ease);
}

.btn:not(.btn-sm):not(.btn-lg) {
    padding-top: 0.475rem;
    padding-bottom: 0.475rem;
}

.btn-primary,
.btn-success,
.btn-danger,
.btn-warning,
.btn-info {
    box-shadow: var(--mui-shadow-xs);
}

.btn-primary:hover,
.btn-success:hover,
.btn-danger:hover,
.btn-warning:hover,
.btn-info:hover {
    box-shadow: var(--mui-shadow-md);
}

.btn:focus-visible {
    outline: 2px solid rgba(59, 130, 246, 0.5);
    outline-offset: 2px;
}

.btn-group > .btn {
    border-radius: 0;
}
.btn-group > .btn:first-child {
    border-top-left-radius: var(--mui-radius-sm);
    border-bottom-left-radius: var(--mui-radius-sm);
}
.btn-group > .btn:last-child {
    border-top-right-radius: var(--mui-radius-sm);
    border-bottom-right-radius: var(--mui-radius-sm);
}

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.form-control,
.form-select {
    border-radius: var(--mui-radius-sm);
    transition: border-color 0.15s var(--mui-ease), box-shadow 0.15s var(--mui-ease);
}

.form-control:focus,
.form-select:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.input-group .form-control:not(:first-child),
.input-group .form-select:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}
.input-group .form-control:not(:last-child),
.input-group .form-select:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}
.input-group-text {
    border-radius: var(--mui-radius-sm);
}

.form-label {
    font-weight: 600;
    font-size: 0.875rem;
}

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */
.table {
    --bs-table-hover-bg: rgba(15, 23, 42, 0.025);
}

.table thead th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    border-bottom-width: 1px;
}

.table > :not(caption) > * > * {
    padding-top: 0.65rem;
    padding-bottom: 0.65rem;
}

.table-vcenter td,
.table-vcenter th {
    vertical-align: middle;
}

/* --------------------------------------------------------------------------
   Badges, alerts, pagination
   -------------------------------------------------------------------------- */
.badge {
    border-radius: 999px;
    font-weight: 600;
    letter-spacing: 0;
    padding: 0.35em 0.8em;
}

.alert {
    border-radius: var(--mui-radius);
    border-width: 0;
    border-left: 4px solid currentColor;
    box-shadow: var(--mui-shadow-xs);
}

.page-link {
    border-radius: var(--mui-radius-sm);
    margin: 0 2px;
    border: 0;
    font-weight: 600;
    transition: background-color 0.15s var(--mui-ease), color 0.15s var(--mui-ease);
}

/* --------------------------------------------------------------------------
   Dropdowns & modals
   -------------------------------------------------------------------------- */
.dropdown-menu {
    border-radius: var(--mui-radius);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: var(--mui-shadow-lg);
    padding: 0.4rem;
}

.dropdown-item {
    border-radius: var(--mui-radius-sm);
    transition: background-color 0.15s var(--mui-ease);
}

.modal-content {
    border-radius: var(--mui-radius-lg);
    border: 0;
    box-shadow: var(--mui-shadow-lg);
}

.modal-header {
    border-top-left-radius: var(--mui-radius-lg);
    border-top-right-radius: var(--mui-radius-lg);
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
#page-header {
    box-shadow: var(--mui-shadow-xs);
}

.page-header-fixed #page-header {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Initials avatar (used in layouts/header) */
.mui-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    flex: 0 0 auto;
}

.mui-avatar-lg {
    width: 56px;
    height: 56px;
    font-size: 1.15rem;
}

/* --------------------------------------------------------------------------
   Sidebar
   -------------------------------------------------------------------------- */
#sidebar .nav-main-link {
    border-radius: var(--mui-radius-sm);
    margin: 1px 10px;
    padding-left: 12px;
    padding-right: 12px;
    transition: background-color 0.15s var(--mui-ease), color 0.15s var(--mui-ease);
}

#sidebar .nav-main-heading {
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    opacity: 0.75;
}

/* Route-based current page indicator */
#sidebar .nav-main-link.active,
#sidebar .nav-main-link.mui-current {
    background-color: rgba(255, 255, 255, 0.12);
    font-weight: 600;
    position: relative;
}

#sidebar .nav-main-link.active::before,
#sidebar .nav-main-link.mui-current::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 20%;
    bottom: 20%;
    width: 3px;
    border-radius: 999px;
    background-color: currentColor;
    opacity: 0.9;
}

.sidebar-light #sidebar .nav-main-link.active,
.sidebar-light #sidebar .nav-main-link.mui-current,
#page-container:not(.sidebar-dark) #sidebar .nav-main-link.active,
#page-container:not(.sidebar-dark) #sidebar .nav-main-link.mui-current {
    background-color: rgba(15, 23, 42, 0.06);
}

/* --------------------------------------------------------------------------
   Dashboard stat cards
   -------------------------------------------------------------------------- */
.item.item-rounded-lg {
    border-radius: 14px;
}

.mui-stat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    flex: 0 0 auto;
}

/* --------------------------------------------------------------------------
   Auth pages
   -------------------------------------------------------------------------- */
.hero-static {
    background-image:
        radial-gradient(1100px 550px at 85% -10%, rgba(99, 102, 241, 0.08), transparent 60%),
        radial-gradient(900px 500px at -10% 110%, rgba(14, 165, 233, 0.08), transparent 60%);
}

.hero-static .block {
    border-radius: var(--mui-radius-lg);
    box-shadow: var(--mui-shadow-lg);
}

/* Gentle page entrance (disabled by prefers-reduced-motion below) */
@keyframes mui-fade-up {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: none; }
}

#main-container .content {
    animation: mui-fade-up 0.3s var(--mui-ease);
}

/* --------------------------------------------------------------------------
   Scrollbars (WebKit + Firefox)
   -------------------------------------------------------------------------- */
* {
    scrollbar-width: thin;
    scrollbar-color: rgba(100, 116, 139, 0.4) transparent;
}

*::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background-color: rgba(100, 116, 139, 0.4);
    border-radius: 999px;
}

*::-webkit-scrollbar-thumb:hover {
    background-color: rgba(100, 116, 139, 0.6);
}

/* --------------------------------------------------------------------------
   Micro-interactions & accessibility
   -------------------------------------------------------------------------- */
a, button, [role="button"], .btn, input[type="submit"] {
    cursor: pointer;
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid rgba(59, 130, 246, 0.55);
    outline-offset: 2px;
    border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}