/* ==========================================================================
   VIUCraft Dashboard Shell — E12-S01
   ========================================================================== */

/* ---------- Fixed topbar for dashboard pages ---------- */
.vc-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
}

/* Push banners below the fixed topbar and align with content area */
.vc-topbar ~ .stripe-test-banner,
.vc-topbar ~ .payment-failure-banner,
.vc-topbar ~ .trial-banner,
.vc-topbar ~ .usage-warning-banner,
.vc-topbar ~ .platform-announcement {
    margin-top: var(--vc-topbar-height, 64px);
    margin-left: var(--vc-sidebar-width, 260px);
}

body.sidebar-collapsed .vc-topbar ~ .stripe-test-banner,
body.sidebar-collapsed .vc-topbar ~ .payment-failure-banner,
body.sidebar-collapsed .vc-topbar ~ .trial-banner,
body.sidebar-collapsed .vc-topbar ~ .usage-warning-banner,
body.sidebar-collapsed .vc-topbar ~ .platform-announcement {
    margin-left: var(--vc-sidebar-collapsed-width, 70px);
}

/* Subsequent banners stack directly — no gap between them */
.vc-topbar ~ .stripe-test-banner ~ .payment-failure-banner,
.vc-topbar ~ .stripe-test-banner ~ .trial-banner,
.vc-topbar ~ .stripe-test-banner ~ .usage-warning-banner,
.vc-topbar ~ .stripe-test-banner ~ .platform-announcement,
.vc-topbar ~ .payment-failure-banner ~ .trial-banner,
.vc-topbar ~ .payment-failure-banner ~ .usage-warning-banner,
.vc-topbar ~ .trial-banner ~ .usage-warning-banner {
    margin-top: 0;
}

/* Container gets 64px top padding only when no banner precedes it */
.vc-topbar ~ .container-fluid {
    padding-top: var(--vc-topbar-height, 64px);
}

/* When a banner is present, it already offsets from the topbar — container needs no extra padding */
.vc-topbar ~ .stripe-test-banner ~ .container-fluid,
.vc-topbar ~ .payment-failure-banner ~ .container-fluid,
.vc-topbar ~ .trial-banner ~ .container-fluid,
.vc-topbar ~ .usage-warning-banner ~ .container-fluid,
.vc-topbar ~ .platform-announcement ~ .container-fluid {
    padding-top: 0;
}

/* ---------- Dashboard Custom Properties ---------- */
:root {
    --vc-sidebar-width: 260px;
    --vc-sidebar-collapsed-width: 70px;
    --vc-topbar-height: 64px;
    --vc-content-max-width: 1200px;
    --vc-border-radius: 8px;
    --vc-bg-sidebar: #ffffff;
    --vc-accent: var(--primary-indigo);
    --vc-accent-glow: rgba(99, 102, 241, 0.4);
    --vc-sidebar-text: #475569;
    --vc-sidebar-text-hover: #0f172a;
    --vc-sidebar-text-active: #0f172a;
    --vc-sidebar-icon: #94a3b8;
    --vc-sidebar-icon-active: #4338ca;
    --vc-sidebar-border: #e2e8f0;
    --vc-sidebar-hover-bg: #f8fafc;
    --vc-sidebar-active-bg: linear-gradient(90deg, rgba(99, 102, 241, 0.08) 0%, transparent 100%);
}

[data-theme="dark"] {
    --vc-bg-sidebar: var(--gradient-dark);
    --vc-sidebar-text: rgba(255, 255, 255, 0.65);
    --vc-sidebar-text-hover: #ffffff;
    --vc-sidebar-text-active: #ffffff;
    --vc-sidebar-icon: rgba(255, 255, 255, 0.5);
    --vc-sidebar-icon-active: #ffffff;
    --vc-sidebar-border: rgba(255, 255, 255, 0.05);
    --vc-sidebar-hover-bg: rgba(255, 255, 255, 0.06);
    --vc-sidebar-active-bg: linear-gradient(90deg, rgba(99, 102, 241, 0.15) 0%, transparent 100%);
    --vc-accent-glow: rgba(99, 102, 241, 0.6);
}

/* ---------- Dashboard Layout Grid ---------- */
.vc-dashboard-layout {
    display: grid;
    grid-template-columns: var(--vc-sidebar-width) 1fr;
    min-height: 100vh;
}

/* ---------- Sidebar Styles ---------- */
.vc-sidebar {
    background: var(--vc-bg-sidebar);
    color: var(--vc-sidebar-text);
    transition: width var(--transition-base);
}

.vc-sidebar {
    border-right: 1px solid var(--vc-sidebar-border);
}

.vc-sidebar-brand {
    display: none;
    align-items: center;
    padding: 1.25rem 1.5rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--vc-sidebar-border);
}

/* Show sidebar brand only on mobile where topbar brand is hidden */
@media (max-width: 767.98px) {
    .vc-sidebar-brand {
        display: flex;
    }
}

.vc-sidebar-brand-text {
    font-weight: 700;
    color: white;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    transition: opacity var(--transition-fast);
}

/* ---------- Navigation Items ---------- */
.vc-sidebar-nav {
    padding: 0;
}

.vc-nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--vc-sidebar-text);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
}

.vc-nav-link:hover {
    background-color: var(--vc-sidebar-hover-bg);
    color: var(--vc-sidebar-text-hover);
}

.vc-nav-link.active {
    background: var(--vc-sidebar-active-bg);
    color: var(--vc-sidebar-text-active);
    font-weight: 600;
}

.vc-nav-link.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--vc-accent);
    border-radius: 0 4px 4px 0;
    box-shadow: 0 0 8px var(--vc-accent-glow);
}

.vc-nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    color: var(--vc-sidebar-icon);
    transition: color 0.2s, transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.vc-nav-icon svg {
    width: 20px;
    height: 20px;
}

.vc-nav-link:hover .vc-nav-icon,
.vc-nav-link.active .vc-nav-icon {
    color: var(--vc-sidebar-icon-active);
    transform: translateX(2px) scale(1.05);
}

.vc-nav-label {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--transition-fast);
}

/* ---------- Sidebar Widget ---------- */
.vc-sidebar-widget {
    margin: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--vc-border-radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

/* ---------- Sidebar Status ---------- */
.vc-sidebar-status {
    padding: 0.75rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.75rem;
}

/* ---------- Topbar Styles ---------- */
.vc-topbar {
    height: var(--vc-topbar-height);
    z-index: var(--z-navbar);
}

.vc-topbar-search {
    align-items: center;
    gap: 0.5rem;
}

.vc-search-placeholder {
    display: flex;
    align-items: center;
    padding: 0.375rem 0.75rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.vc-search-placeholder:hover {
    background: rgba(255, 255, 255, 0.12);
}

.vc-search-placeholder kbd {
    font-size: 0.7rem;
    padding: 0.1rem 0.35rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 3px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.7);
}

/* ---------- Hamburger (mobile) ---------- */
.vc-hamburger {
    z-index: calc(var(--z-navbar) + 1);
}

/* ---------- Avatar Dropdown ---------- */
.vc-avatar-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
}

.vc-avatar-btn::after {
    display: none; /* Hide default Bootstrap caret */
}

.vc-avatar-initial {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-brand);
    color: white;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.vc-avatar-menu {
    min-width: 200px;
    padding: 0.5rem 0;
    border-radius: var(--vc-border-radius);
    box-shadow: var(--shadow-lg);
}

.vc-avatar-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text-main);
    word-break: break-all;
}

/* ---------- Breadcrumbs ---------- */
.vc-breadcrumbs {
    padding: 0.75rem 0;
    margin-bottom: 0.5rem;
}

.vc-breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.vc-breadcrumb-item a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.vc-breadcrumb-item a:hover {
    color: var(--text-main);
}

.vc-breadcrumb-current {
    color: var(--text-main);
    font-weight: 500;
}

.vc-breadcrumb-separator {
    color: var(--text-muted);
    opacity: 0.5;
    font-size: 0.75rem;
}

/* ---------- Skeleton Loading ---------- */
.vc-skeleton-container {
    padding: 1rem 0;
}

.vc-skeleton-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.vc-skeleton-card {
    background: var(--bg-surface);
    border-radius: var(--vc-border-radius);
    padding: 1.5rem;
    border: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.vc-skeleton {
    background: linear-gradient(90deg, var(--neutral-200) 25%, var(--neutral-100) 50%, var(--neutral-200) 75%);
    background-size: 200% 100%;
    animation: vc-skeleton-pulse 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
    height: 1rem;
}

.vc-skeleton-chart {
    background: var(--bg-surface);
    border-radius: var(--vc-border-radius);
    padding: 1.5rem;
    border: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

@keyframes vc-skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ---------- Focus Styles ---------- */
.vc-nav-link:focus-visible,
.vc-avatar-btn:focus-visible,
#sidebarCollapseBtn:focus-visible,
.vc-hamburger:focus-visible {
    outline: 2px solid var(--vc-accent);
    outline-offset: 2px;
}

/* ---------- Responsive: >= 1280px (expanded sidebar) ---------- */
@media (min-width: 1280px) {
    .vc-sidebar {
        width: var(--vc-sidebar-width);
    }
}

/* ---------- Responsive: 1024-1279px (collapsed icon-only, expand on hover) ---------- */
@media (min-width: 1024px) and (max-width: 1279px) {
    body:not(.sidebar-expanded) .vc-sidebar {
        width: var(--vc-sidebar-collapsed-width);
    }
    body:not(.sidebar-expanded) .vc-sidebar .vc-nav-label,
    body:not(.sidebar-expanded) .vc-sidebar .vc-sidebar-brand-text,
    body:not(.sidebar-expanded) .vc-sidebar .sidebar-nav h3,
    body:not(.sidebar-expanded) .vc-sidebar .vc-sidebar-widget,
    body:not(.sidebar-expanded) .vc-sidebar .vc-sidebar-status .status-text,
    body:not(.sidebar-expanded) .vc-sidebar .vc-nav-shortcut,
    body:not(.sidebar-expanded) .vc-sidebar .vc-sidebar-theme-toggle .vc-nav-label {
        display: none;
    }
    body:not(.sidebar-expanded) .vc-sidebar .vc-nav-link {
        justify-content: center;
        padding: 0.75rem 0;
    }
    body:not(.sidebar-expanded) .vc-sidebar .vc-nav-icon {
        margin: 0;
    }
    body:not(.sidebar-expanded) .vc-sidebar:hover {
        width: var(--vc-sidebar-width);
    }
    body:not(.sidebar-expanded) .vc-sidebar:hover .vc-nav-label,
    body:not(.sidebar-expanded) .vc-sidebar:hover .vc-sidebar-brand-text {
        display: inline;
    }
    body:not(.sidebar-expanded) .vc-sidebar:hover .vc-nav-link {
        justify-content: flex-start;
        padding: 0.75rem 1.5rem;
    }
}

/* ---------- Responsive: 768-1023px (hidden, slide-out on hamburger) ---------- */
@media (min-width: 768px) and (max-width: 1023px) {
    .vc-sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        position: fixed;
        top: var(--vc-topbar-height);
        left: 0;
        bottom: 0;
        z-index: var(--z-sidebar);
    }
    .vc-sidebar.show {
        transform: translateX(0);
    }
}

/* ---------- Responsive: < 768px (hidden, overlay with backdrop) ---------- */
@media (max-width: 767px) {
    .vc-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        z-index: var(--z-sidebar);
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        width: var(--vc-sidebar-width);
    }
    .vc-sidebar.show {
        transform: translateX(0);
    }
    .vc-mobile-backdrop {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: calc(var(--z-sidebar) - 1);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition-base), visibility var(--transition-base);
    }
    .vc-mobile-backdrop.active {
        opacity: 1;
        visibility: visible;
    }
    .vc-skeleton-grid {
        grid-template-columns: 1fr;
    }
}

/* ---------- Collapsed sidebar (via JS toggle) ---------- */
body.sidebar-collapsed .sidebar,
body.sidebar-collapsed .vc-sidebar {
    width: var(--vc-sidebar-collapsed-width);
}

body.sidebar-collapsed .vc-nav-label,
body.sidebar-collapsed .vc-sidebar-brand-text,
body.sidebar-collapsed .sidebar-nav h3,
body.sidebar-collapsed .vc-sidebar-widget,
body.sidebar-collapsed .vc-sidebar-status .status-text,
body.sidebar-collapsed .vc-nav-shortcut,
body.sidebar-collapsed .vc-sidebar-theme-toggle .vc-nav-label,
body.sidebar-collapsed .sidebar-brand span,
body.sidebar-collapsed .sidebar-brand h4,
body.sidebar-collapsed .sidebar-nav .nav-link .vc-nav-label {
    display: none;
}

body.sidebar-collapsed .vc-nav-link {
    justify-content: center;
    padding: 0.75rem 0;
}

body.sidebar-collapsed .sidebar-nav .nav-link {
    justify-content: center;
    padding: 0.75rem 0;
}

body.sidebar-collapsed .sidebar-nav .nav-link i {
    margin-right: 0;
    font-size: 1.25rem;
}

body.sidebar-collapsed .vc-nav-icon {
    margin: 0;
}

body.sidebar-collapsed .vc-nav-icon svg {
    width: 22px;
    height: 22px;
}

body.sidebar-collapsed .vc-sidebar-brand,
body.sidebar-collapsed .sidebar-brand {
    justify-content: center;
    padding: 1.25rem 0.5rem;
}

body.sidebar-collapsed .vc-sidebar-brand .logo-icon,
body.sidebar-collapsed .sidebar-brand .logo-icon {
    margin-right: 0 !important;
}

body.sidebar-collapsed .vc-sidebar-footer {
    padding: 0.5rem;
}

body.sidebar-collapsed .vc-sidebar-theme-toggle {
    justify-content: center;
    padding: 0.75rem 0;
}

body.sidebar-collapsed .vc-sidebar-status {
    justify-content: center;
    padding: 0.75rem 0.5rem;
}

body.sidebar-collapsed .main-content {
    margin-left: var(--vc-sidebar-collapsed-width);
    width: calc(100% - var(--vc-sidebar-collapsed-width));
}

body.sidebar-collapsed .navbar-brand {
    width: var(--vc-sidebar-collapsed-width) !important;
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
    justify-content: center;
}

body.sidebar-collapsed .navbar-brand span {
    display: none;
}

/* ---------- Sidebar Footer ---------- */
.vc-sidebar-footer {
    margin-top: auto;
    border-top: 1px solid var(--vc-sidebar-border);
}

/* ---------- Sidebar Theme Toggle ---------- */
.vc-sidebar-theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    color: var(--vc-sidebar-text);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.vc-sidebar-theme-toggle:hover {
    background-color: var(--vc-sidebar-hover-bg);
    color: var(--vc-sidebar-text-hover);
}

.vc-sidebar-theme-toggle i {
    min-width: 24px;
    text-align: center;
    color: var(--vc-sidebar-icon);
    transition: color var(--transition-fast);
}

.vc-sidebar-theme-toggle:hover i {
    color: var(--vc-sidebar-icon-active);
}

/* ---------- Keyboard Shortcut Hints in Sidebar ---------- */
.vc-nav-shortcut {
    margin-left: auto;
    font-size: 0.6875rem;
    font-family: var(--font-mono, 'SFMono-Regular', 'Consolas', monospace);
    color: var(--vc-sidebar-icon);
    opacity: 0;
    transition: opacity var(--transition-fast);
    white-space: nowrap;
}

.vc-nav-link:hover .vc-nav-shortcut {
    opacity: 1;
}

/* ---------- Theme Transition ---------- */
body.theme-transitioning,
body.theme-transitioning * {
    transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease !important;
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
    .vc-skeleton {
        animation: none;
        background: var(--neutral-200);
    }
    .vc-sidebar,
    .vc-nav-link,
    .vc-nav-icon,
    .vc-nav-label,
    .vc-sidebar-brand-text {
        transition: none;
    }
}