/* ═══════════════════════════════════════════════════════════════
   Vinad LMS — lms-ui.css (Vinad.UI.Shared)
   Single source of UI design tokens for every host (App/Admin/Reseller).
   All values map to MudBlazor palette variables so branding and
   dark mode keep working.
   ═══════════════════════════════════════════════════════════════ */

:root {
    /* Brand — mirrors LmsTheme.cs / the public website */
    --lms-primary:        #2563EB;
    --lms-primary-dark:   #1D4ED8;
    --lms-secondary:      #7C3AED;
    --lms-success:        #10B981;
    --lms-warning:        #F59E0B;
    --lms-error:          #EF4444;
    --lms-info:           #0EA5E9;

    /* Brand-tinted accents used by the website (light surfaces only) */
    --lms-gradient:       linear-gradient(135deg, #2563EB 0%, #7C3AED 100%);
    --lms-gradient-soft:  linear-gradient(135deg, #EFF6FF 0%, #F5F3FF 100%);

    /* Motion */
    --lms-motion-fast: .18s ease;
    --lms-motion-base: .25s ease;
}

/* ── Mud palette shortcuts (resolve at runtime, dark-mode aware) ── */
:root {
    --lms-hero-gradient: linear-gradient(135deg,
        var(--mud-palette-primary) 0%,
        var(--mud-palette-primary-darken, var(--lms-primary-dark)) 100%);
}

/* ═══════════════
   Utilities
   ═══════════════ */

/* Missing in MudBlazor v9 utility set; used across all hosts. */
.text-center { text-align: center !important; }

/* Semantic tint helpers: replace legacy hex tiles (#FEE2E2/#ECFDF5/…)
  Tinted surface + readable text in light mode; palette-embedded in dark mode. */
.lms-tint-primary   { background: rgba(37,99,235,.10);  color: var(--mud-palette-primary); }
.lms-tint-secondary { background: rgba(124,58,237,.10); color: var(--mud-palette-secondary); }
.lms-tint-success   { background: rgba(16,185,129,.12); color: var(--mud-palette-success); }
.lms-tint-warning   { background: rgba(245,158,11,.14); color: var(--mud-palette-warning); }
.lms-tint-error     { background: rgba(239,68,68,.12);  color: var(--mud-palette-error); }
.lms-tint-info      { background: rgba(14,165,233,.12); color: var(--mud-palette-info); }

/* Same tints as custom dark-mode variants (MudBlazor rewrites palette vars) */
.mud-theme-dark .lms-tint-primary   { background: rgba(96,165,250,.14); color: #60A5FA; }
.mud-theme-dark .lms-tint-secondary { background: rgba(167,139,250,.14); color: #A78BFA; }
.mud-theme-dark .lms-tint-success   { background: rgba(52,211,153,.14);  color: #34D399; }
.mud-theme-dark .lms-tint-warning   { background: rgba(251,191,36,.15);  color: #FBBF24; }
.mud-theme-dark .lms-tint-error     { background: rgba(248,113,113,.14); color: #F87171; }
.mud-theme-dark .lms-tint-info      { background: rgba(56,189,248,.14);  color: #38BDF8; }

/* Readable helpers instead of raw rgba(255,255,255,*) in headers/drawers */
.on-surface-muted { color: var(--mud-palette-text-secondary); }

/* ═══════════════
   Standard card (Elevation 0 + border, modern radius)
   ═══════════════ */
.lms-card {
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 14px;
    box-shadow: var(--mud-elevation-1);
    transition: box-shadow var(--lms-motion-base),
                border-color var(--lms-motion-base),
                transform var(--lms-motion-base);
}
.lms-card--hover:hover {
    border-color: rgba(37,99,235,.35);
    box-shadow: var(--mud-elevation-4);
    transform: translateY(-2px);
}
.lms-card__title {
    font-weight: 800;
    letter-spacing: 0;
}

/* Bordered paper replacement helper — use on MudPaper Elevation="0". */
.lms-paper {
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 14px;
}

/* ═══════════════
   Dashboard primitives (extend the vinad-dashboard.css system)
   ═══════════════ */
.lms-dashboard { color: var(--mud-palette-text-primary); }

.lms-dashboard-hero {
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 18px;
    background: var(--mud-palette-surface);
    box-shadow: var(--mud-elevation-1);
    min-height: 132px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}
.lms-dashboard-hero::before {
    content: '';
    position: absolute;
    inset-inline-start: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(var(--mud-palette-primary), var(--mud-palette-secondary));
}

/* Stat cards */
.lms-stat {
    height: 100%;
    min-height: 118px;
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 16px;
    box-shadow: var(--mud-elevation-1);
    transition: border-color var(--lms-motion-base),
                box-shadow var(--lms-motion-base),
                transform var(--lms-motion-base);
}
.lms-stat:hover {
    border-color: rgba(37,99,235,.35);
    box-shadow: var(--mud-elevation-4);
    transform: translateY(-2px);
}

/* Consent/notice strip boxes */
.lms-notice {
    background: var(--mud-palette-surface);
    height: 100%;
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 14px;
    border-inline-start: 3px solid var(--mud-palette-primary);
    box-shadow: var(--mud-elevation-1);
}
.lms-notice--success { border-inline-start-color: var(--mud-palette-success); }
.lms-notice--warning { border-inline-start-color: var(--mud-palette-warning); }
.lms-notice--error   { border-inline-start-color: var(--mud-palette-error); }

/* Quick actions */
.lms-quickaction {
    width: 100%;
    min-height: 88px;
    border-radius: 12px;
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    text-transform: none;
    transition: transform var(--lms-motion-base), box-shadow var(--lms-motion-base);
}
.lms-quickaction:hover {
    transform: translateY(-2px);
    box-shadow: var(--mud-elevation-2);
}

/* ═══════════════
   Page header rhythm
   ═══════════════ */
.lms-page-section { margin-bottom: 20px; }

/* ═══════════════
   CTA buttons — shared by website + auth pages of panels
   ═══════════════ */
.lms-cta-primary {
    background: #fff;
    color: var(--mud-palette-primary);
    font-weight: 700;
    border-radius: 12px;
    padding: 14px 32px;
    box-shadow: 0 8px 24px rgba(15,23,42,.18);
    transition: transform var(--lms-motion-base), box-shadow var(--lms-motion-base);
}
.lms-cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(15,23,42,.26);
}
.lms-cta-secondary {
    border: 2px solid rgba(255,255,255,.6);
    color: #fff;
    font-weight: 600;
    border-radius: 12px;
    padding: 12px 28px;
    backdrop-filter: blur(8px);
    transition: background var(--lms-motion-base), border-color var(--lms-motion-base);
}
.lms-cta-secondary:hover {
    background: rgba(255,255,255,.12);
    border-color: #fff;
}

/* ═══════════════
   Focus discipline
   ═══════════════ */
*:focus:not(:focus-visible) { outline: none !important; }
*:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: 2px; }
/* ═══════════════
   Forms — استاندارد مشترک فیلدها
   ═══════════════ */
.lms-form { width: 100%; }
.lms-form .mud-input-control { width: 100%; min-width: 0; }
.lms-form .mud-grid { row-gap: 4px; }
.lms-form .mud-input-control-input-container { min-width: 0; }
.lms-form-actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    flex-wrap: wrap;
}

/* دیت‌پیکر باید دقیقاً هم‌عرض و هم‌تراز بقیه فیلدهای فرم باشد */
.lms-date-picker { width: 100%; display: block; }
.lms-date-picker .mud-input-control { width: 100%; }
.lms-date-picker .mud-input-control-input-container { min-width: 0; }

/* ═══════════════
   Buttons — استاندارد مشترک (LmsButton)
   ═══════════════ */
.lms-button {
    border-radius: 8px;
    font-weight: 600;
    letter-spacing: 0;
    text-transform: none;
    min-height: 36px;
    transition: background-color var(--lms-motion-base),
                box-shadow var(--lms-motion-base),
                transform var(--lms-motion-base);
}
.lms-button:hover:not(:disabled) {
    transform: translateY(-1px);
}

/* ═══════════════
   Tabs — کارت یکدست + تب فعالِ چسبیده به محتوا
   (الگوی تب «اشتراک»)
   ═══════════════ */
.lms-tabs {
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 14px;
    background: var(--mud-palette-surface);
    overflow: hidden;
    box-shadow: var(--mud-elevation-1);
}
.lms-tabs .mud-tabs-tabbar {
    background: var(--mud-palette-background-gray);
    border-bottom: 1px solid var(--mud-palette-lines-default);
    padding: 0 6px;
    gap: 2px;
}
.lms-tabs .mud-tab {
    border-radius: 0 !important;
    text-transform: none;
    letter-spacing: 0;
    font-size: .9rem;
    font-weight: 600;
    min-height: 52px;
    padding: 12px 18px;
    color: var(--mud-palette-text-secondary);
    background: transparent;
    border-bottom: 3px solid transparent;
    transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}
.lms-tabs .mud-tab:hover {
    background-color: rgba(37, 99, 235, .07);
    color: var(--mud-palette-primary);
}
.lms-tabs .mud-tab.mud-tab-active {
    background-color: var(--mud-palette-surface);
    color: var(--mud-palette-primary);
    border-bottom-color: var(--mud-palette-primary);
    font-weight: 700;
}
.lms-tabs .mud-tabs-panels {
    background: var(--mud-palette-surface);
}

/* حالت بدون کارت — برای تب‌هایی که داخل یک کارت دیگر هستند */
.lms-tabs--bare {
    border: 0;
    border-radius: 0;
    box-shadow: none;
    background: transparent;
}
.lms-tabs--bare .mud-tabs-tabbar {
    border-radius: 0;
}

@media (max-width: 600px) {
    .lms-tabs .mud-tab { padding: 10px 12px; font-size: .82rem; }
}

/* ═══════════════
   FullCalendar — متغیرهای رنگی‌اش باید از تم Mud بیایند
   (پیش‌فرض FullCalendar همیشه #fff است ⇒ در تم تاریک متن نامرئی می‌شود)
   ═══════════════ */
:root {
    --fc-text-color: var(--mud-palette-text-primary);
    --fc-page-bg-color: var(--mud-palette-surface);
    --fc-border-color: var(--mud-palette-lines-default);
    --fc-neutral-bg-color: var(--mud-palette-background-gray);
    --fc-neutral-text-color: var(--mud-palette-text-secondary);
    --fc-today-bg-color: rgba(37, 99, 235, .10);
    --fc-list-event-hover-bg-color: var(--mud-palette-background-gray);
    --fc-button-bg-color: var(--mud-palette-surface);
    --fc-button-border-color: var(--mud-palette-lines-default);
    --fc-button-text-color: var(--mud-palette-text-primary);
    --fc-button-hover-bg-color: var(--mud-palette-background-gray);
    --fc-button-hover-border-color: var(--mud-palette-lines-default);
    --fc-button-hover-text-color: var(--mud-palette-text-primary);
    --fc-button-active-bg-color: var(--mud-palette-primary);
    --fc-button-active-border-color: var(--mud-palette-primary);
    --fc-button-active-text-color: var(--mud-palette-primary-text, #fff);
}

/* عنوان ماه/جدول و سلول‌ها صریحاً رنگ بگیرند (FullCalendar ارث می‌دهد) */
.fc .fc-toolbar-title,
.fc .fc-col-header-cell-cushion,
.fc .fc-daygrid-day-number,
.fc .fc-daygrid-day-top,
.fc .fc-list-day-cushion,
.fc .fc-list-event-title,
.fc .fc-list-event-time,
.fc .fc-scrollgrid,
.fc .fc-daygrid-day-frame {
    color: var(--mud-palette-text-primary);
}
.fc .fc-toolbar-title {
    color: var(--mud-palette-text-primary);
    font-weight: 800;
}
.fc .fc-col-header-cell-cushion {
    color: var(--mud-palette-text-secondary);
    font-weight: 700;
}
.fc .fc-daygrid-day-number {
    color: var(--mud-palette-text-secondary);
    font-weight: 600;
}
.fc .fc-button {
    border-radius: 8px;
    font-weight: 600;
    text-transform: none;
    color: var(--mud-palette-text-primary) !important;
    background-color: var(--mud-palette-surface) !important;
    border-color: var(--mud-palette-lines-default) !important;
}
.fc .fc-button:hover {
    background-color: var(--mud-palette-background-gray) !important;
    color: var(--mud-palette-text-primary) !important;
}
.fc .fc-button:not(:disabled):active,
.fc .fc-button-active {
    background-color: var(--mud-palette-primary) !important;
    border-color: var(--mud-palette-primary) !important;
    color: var(--mud-palette-primary-text, #fff) !important;
}
.fc .fc-button:disabled {
    opacity: .5;
}
.fc .fc-more-link {
    color: var(--mud-palette-primary);
    font-weight: 600;
}
.fc .fc-popover {
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-primary);
}

/* ═══════════════
   Navigation shell — برند بالای ستون منو، هدر کنار آن
   ═══════════════ */
.lms-nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--mud-palette-lines-default);
    margin-bottom: 8px;
}
.lms-nav-brand__text {
    min-width: 0;
}
.lms-nav-brand__name {
    font-size: 14px;
    font-weight: 800;
    color: var(--mud-palette-text-primary);
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.lms-nav-brand__user {
    font-size: 11px;
    font-weight: 600;
    color: var(--mud-palette-text-secondary);
    margin-top: 1px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 600px) {
    .lms-nav-brand { padding: 8px 12px; }
}

/* ═══════════════
   Skeleton loading
   ═══════════════ */
.lms-loading { width: 100%; }
.lms-skeleton-card {
    border-radius: 14px;
    border: 1px solid var(--mud-palette-lines-default);
    background: var(--mud-palette-surface);
}
.lms-skeleton-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
@media (max-width: 700px) {
    .lms-skeleton-row { grid-template-columns: 1fr; }
}