/* ============================================================
   NUVIO PANEL — Glassmorphism Dark Theme
   Aurora gradient backdrop + frosted glass surfaces.
   All class names preserved from prior version so markup is
   unchanged; only the visual treatment is refined.
   ============================================================ */

/* ---------- Google Inter font ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Base palette */
    --bg:           #07060d;
    --surface:      rgba(20, 18, 35, 0.55);
    --surface-strong: rgba(28, 26, 48, 0.75);
    --raised:       rgba(36, 32, 60, 0.55);
    --raised-solid: #1c1828;

    /* Brand */
    --accent:        #8b5cf6;
    --accent-light:  #a78bfa;
    --accent-dim:    rgba(139, 92, 246, 0.18);
    --accent-glow:   rgba(139, 92, 246, 0.35);

    /* Text */
    --text:    #ecebf7;
    --muted:   #8a87a8;
    --subtle:  #5a587a;

    /* Status */
    --danger:  #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    --info:    #3b82f6;

    /* Glass borders/highlights */
    --glass-border:    rgba(255, 255, 255, 0.08);
    --glass-border-hi: rgba(255, 255, 255, 0.14);
    --glass-highlight: rgba(255, 255, 255, 0.05);

    /* Layout */
    --sidebar-w:    240px;
    --radius:       14px;
    --radius-sm:    8px;
    --radius-lg:    18px;

    /* Shadows */
    --shadow-sm:  0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow:     0 6px 24px rgba(0, 0, 0, 0.35), 0 1px 0 rgba(255,255,255,0.04) inset;
    --shadow-md:  0 10px 40px rgba(0, 0, 0, 0.45), 0 1px 0 rgba(255,255,255,0.05) inset;
    --shadow-glow: 0 0 0 1px var(--glass-border-hi), 0 12px 32px rgba(139, 92, 246, 0.18);

    /* Glass blur (kept light enough to stay performant on big surfaces) */
    --blur:    blur(18px) saturate(160%);
    --blur-lg: blur(28px) saturate(180%);
}

/* ---------- Reset / Base ---------- */
*,*::before,*::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; min-height: 100%; }

body {
    color: var(--text);
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 0.9375rem;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    background: var(--bg);
    position: relative;
    overflow-x: hidden;
}

/* Aurora backdrop — fixed-position layer with multiple radial gradients.
   Provides the "something behind the glass" that glassmorphism needs. */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 60% 50% at 12% 8%,  rgba(139, 92, 246, 0.28) 0%, transparent 60%),
        radial-gradient(ellipse 55% 45% at 88% 18%, rgba(59, 130, 246, 0.22)  0%, transparent 65%),
        radial-gradient(ellipse 50% 40% at 78% 95%, rgba(236, 72, 153, 0.16)  0%, transparent 60%),
        radial-gradient(ellipse 45% 50% at 8% 92%,  rgba(34, 197, 94, 0.10)   0%, transparent 65%),
        linear-gradient(180deg, #0a0814 0%, #050410 100%);
    background-attachment: fixed;
}

/* Subtle grain overlay (CSS-only, no asset). Adds organic texture. */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image: radial-gradient(rgba(255,255,255,0.014) 1px, transparent 1px);
    background-size: 3px 3px;
    opacity: 0.6;
}

a { color: var(--accent-light); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--text); }

code {
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(139, 92, 246, 0.18);
    border-radius: 5px;
    padding: 1px 7px;
    font-size: 0.82rem;
    color: var(--accent-light);
    word-break: break-all;
    backdrop-filter: blur(6px);
}

small, .text-muted { color: var(--muted) !important; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    border: 2px solid transparent;
    background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(139, 92, 246, 0.35); background-clip: padding-box; }

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.ctlogin-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.ctlogin-card {
    background: var(--surface);
    backdrop-filter: var(--blur-lg);
    -webkit-backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border-hi);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 420px;
    padding: 44px 40px 36px;
    box-shadow: var(--shadow-md), 0 0 80px rgba(139, 92, 246, 0.15);
    position: relative;
}
.ctlogin-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,255,255,0.18), rgba(255,255,255,0) 40%, rgba(139,92,246,0.18) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.ctlogin-brand { text-align: center; margin-bottom: 32px; }
.ctlogin-brand h2 {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 4px;
    letter-spacing: -0.02em;
    background: linear-gradient(180deg, #fff, #cfc8ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.ctlogin-brand p { color: var(--muted); font-size: 0.85rem; margin: 0; }

.ctlogin-foot { text-align: center; margin-top: 24px; color: var(--muted); font-size: 0.8rem; }

/* ============================================================
   LAYOUT — SIDEBAR + CONTENT WRAPPER
   ============================================================ */
#wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* ---------- Sidebar ---------- */
#sidebar-wrapper {
    width: var(--sidebar-w);
    min-width: var(--sidebar-w);
    background: var(--surface);
    backdrop-filter: var(--blur-lg);
    -webkit-backdrop-filter: var(--blur-lg);
    border-right: 1px solid var(--glass-border);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    flex-shrink: 0;
    transition: width 0.25s ease, min-width 0.25s ease;
    z-index: 100;
}

.sidebar-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 18px 16px;
    border-bottom: 1px solid var(--glass-border);
    background: linear-gradient(135deg, rgba(139,92,246,0.16) 0%, rgba(139,92,246,0) 70%);
    text-decoration: none;
    transition: background 0.2s ease;
}
.sidebar-heading:hover {
    background: linear-gradient(135deg, rgba(139,92,246,0.24) 0%, rgba(139,92,246,0) 80%);
    text-decoration: none;
}

.sidebar-logo {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.30);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
}

.logo-img {
    height: 30px;
    width: auto;
    max-width: 36px;
    object-fit: contain;
    image-rendering: auto;
    transition: transform 0.2s ease;
}
.sidebar-heading:hover .logo-img { transform: scale(1.06); }

.sidebar-brand { display: flex; flex-direction: column; min-width: 0; line-height: 1.2; }
.sidebar-brand-name {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sidebar-brand-sub {
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 2px;
}

.sidebar-nav-label {
    padding: 18px 20px 6px;
    font-size: 0.67rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
}

.list-group.list-group-flush { padding: 8px 10px; flex: 1; background: transparent; }

#sidebar-wrapper .list-group-item {
    background: transparent;
    color: var(--muted);
    border: none;
    border-radius: var(--radius-sm);
    padding: 9px 12px;
    margin-bottom: 2px;
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
    cursor: pointer;
}

#sidebar-wrapper .list-group-item i {
    width: 16px;
    text-align: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

#sidebar-wrapper .list-group-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

#sidebar-wrapper .list-group-item.active {
    background: rgba(139, 92, 246, 0.16);
    color: var(--accent-light);
    box-shadow: inset 0 0 0 1px rgba(139, 92, 246, 0.28);
}
#sidebar-wrapper .list-group-item.active i { color: var(--accent-light); }

/* ---------- Sidebar collapsed ---------- */
#wrapper.toggled #sidebar-wrapper {
    width: 0;
    min-width: 0;
    overflow: hidden;
}

/* ---------- Page content ---------- */
#page-content-wrapper {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

/* ============================================================
   TOP NAVBAR
   ============================================================ */
.ctnav {
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-bottom: 1px solid var(--glass-border);
    padding: 0 20px;
    height: 56px;
    display: flex;
    align-items: center;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.ctnav .navbar-left { display: flex; align-items: center; gap: 12px; }

.logo-img-mobile { height: 32px; width: auto; object-fit: contain; }

.ctnav .navbar-brand-text {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text);
}

.ctnav #pageMessages { flex: 1; display: flex; justify-content: center; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    border-radius: var(--radius-sm) !important;
    font-size: 0.855rem !important;
    font-weight: 500 !important;
    padding: 7px 14px !important;
    border: 1px solid transparent !important;
    transition: all 0.18s ease !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    line-height: 1.4 !important;
    position: relative;
}

.btn:focus { box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.35) !important; outline: none !important; }

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #6d3def 100%) !important;
    border-color: rgba(255,255,255,0.14) !important;
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.35), inset 0 1px 0 rgba(255,255,255,0.18) !important;
}
.btn-primary:hover, .btn-primary:focus {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%) !important;
    border-color: rgba(255,255,255,0.2) !important;
    box-shadow: 0 6px 18px rgba(139, 92, 246, 0.45), inset 0 1px 0 rgba(255,255,255,0.22) !important;
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255,255,255,0.05) !important;
    border-color: var(--glass-border) !important;
    color: var(--text) !important;
    backdrop-filter: blur(6px);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.09) !important;
    border-color: var(--glass-border-hi) !important;
    color: var(--text) !important;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #c0392b 100%) !important;
    border-color: rgba(255,255,255,0.14) !important;
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.30), inset 0 1px 0 rgba(255,255,255,0.18) !important;
}
.btn-danger:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(239, 68, 68, 0.40), inset 0 1px 0 rgba(255,255,255,0.22) !important; }

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #16a34a 100%) !important;
    border-color: rgba(255,255,255,0.14) !important;
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.28), inset 0 1px 0 rgba(255,255,255,0.18) !important;
}
.btn-success:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(34, 197, 94, 0.38), inset 0 1px 0 rgba(255,255,255,0.22) !important; }

.btn-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%) !important;
    border-color: rgba(255,255,255,0.14) !important;
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.28), inset 0 1px 0 rgba(255,255,255,0.18) !important;
}
.btn-warning:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(245, 158, 11, 0.38), inset 0 1px 0 rgba(255,255,255,0.22) !important; }

.btn-info {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%) !important;
    border-color: rgba(255,255,255,0.14) !important;
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.28), inset 0 1px 0 rgba(255,255,255,0.18) !important;
}
.btn-info:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(59, 130, 246, 0.38), inset 0 1px 0 rgba(255,255,255,0.22) !important; }

.btn-sm { padding: 4px 10px !important; font-size: 0.8rem !important; }

.btn-block { width: 100%; justify-content: center; }

/* Toggle / hamburger button */
#menu-toggle {
    background: rgba(255,255,255,0.05) !important;
    backdrop-filter: blur(6px);
    border: 1px solid var(--glass-border) !important;
    color: var(--text) !important;
    padding: 6px 10px !important;
    line-height: 1 !important;
    flex-shrink: 0;
}
#menu-toggle:hover { background: rgba(255,255,255,0.09) !important; }

/* ============================================================
   FORM INPUTS (ctinput)
   ============================================================ */
.ctinput { margin-bottom: 16px; }

.ctinput label {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--muted);
    margin-bottom: 6px;
}

.ctinput input,
.ctinput select,
.ctinput textarea {
    display: block;
    width: 100%;
    padding: 9px 12px;
    font-size: 0.875rem;
    color: var(--text);
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    font-family: inherit;
    line-height: 1.5;
    backdrop-filter: blur(8px);
}

.ctinput input::placeholder,
.ctinput textarea::placeholder { color: var(--subtle); }

.ctinput input:focus,
.ctinput select:focus,
.ctinput textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.22);
    background: rgba(0, 0, 0, 0.35);
    color: var(--text);
}

.ctinput small {
    display: block;
    margin-top: 5px;
    font-size: 0.78rem;
    color: var(--muted);
}

.ctinput select option { background: var(--raised-solid); color: var(--text); }

.ctinput input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(0.7);
    cursor: pointer;
}

/* Sidebar grouped navigation */
.nav-section-header:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text) !important;
}
.nav-section-header.has-active {
    background: linear-gradient(90deg, rgba(139,92,246,0.10), transparent);
}
.nav-section-body .list-group-item { padding: 8px 18px 8px 42px; font-size: 0.88rem; }

/* Unified empty state */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--muted);
}
.empty-state i {
    font-size: 2.5rem;
    color: var(--subtle);
    margin-bottom: 12px;
    display: block;
    opacity: 0.5;
}
.empty-state p { margin-bottom: 0; font-size: 0.92rem; }
.empty-state .btn { margin-top: 12px; }

/* ============================================================
   INFO TIP — short "what this page does" banner
   ============================================================ */
.info-tip {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    margin: 0 0 16px;
    background: linear-gradient(90deg, rgba(139,92,246,0.14), rgba(139,92,246,0.02));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(139,92,246,0.25);
    border-left: 3px solid var(--accent-light);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.88rem;
    line-height: 1.5;
}
.info-tip-icon { flex-shrink: 0; color: var(--accent-light); font-size: 1rem; line-height: 1.5; margin-top: 2px; }
.info-tip-body { flex: 1; min-width: 0; }
.info-tip-headline { font-weight: 600; color: var(--text); margin-bottom: 2px; }
.info-tip-desc { color: var(--muted); font-size: 0.85rem; }
.info-tip code {
    background: rgba(139,92,246,0.18);
    color: var(--accent-light);
    border: 0;
    padding: 1px 6px;
    font-size: 0.82em;
}
.info-tip a { color: var(--accent-light); text-decoration: underline; text-decoration-color: rgba(139,92,246,0.4); }

/* ============================================================
   PAGE TOOLBAR
   ============================================================ */
.page-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.page-toolbar .toolbar-group { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.page-toolbar .btn { margin: 0; }

/* Custom dropdown (no Bootstrap JS) */
.nuv-dropdown { position: relative; display: inline-block; }
.nuv-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 220px;
    background: var(--surface-strong);
    backdrop-filter: var(--blur-lg);
    -webkit-backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border-hi);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    z-index: 100;
    padding: 6px;
}
.nuv-dropdown.open .nuv-dropdown-menu { display: block; animation: dropdownIn 0.16s ease-out; }
@keyframes dropdownIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }

.nuv-dropdown-menu .dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 8px 10px;
    color: var(--text);
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: none;
    border: 0;
    width: 100%;
    text-align: left;
    transition: background 0.12s ease, color 0.12s ease;
}
.nuv-dropdown-menu .dropdown-item:hover:not(:disabled) { background: rgba(139,92,246,0.14); color: var(--accent-light); }
.nuv-dropdown-menu .dropdown-item:disabled { opacity: 0.4; cursor: not-allowed; }
.nuv-dropdown-menu .dropdown-item.danger { color: var(--danger); }
.nuv-dropdown-menu .dropdown-item.danger:hover:not(:disabled) { background: rgba(239,68,68,0.14); color: var(--danger); }
.nuv-dropdown-menu .dropdown-divider { height: 1px; background: var(--glass-border); margin: 4px 2px; }
.nuv-dropdown-menu form { margin: 0; }

/* Selection bar */
.selection-bar {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    padding: 10px 14px;
    background: linear-gradient(90deg, rgba(139,92,246,0.18), rgba(139,92,246,0.08));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(139,92,246,0.4);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    box-shadow: 0 4px 16px rgba(139,92,246,0.15);
}
.selection-bar.active { display: flex; }
.selection-bar .selection-count { font-size: 0.9rem; font-weight: 600; color: var(--accent-light); }
.selection-bar .selection-actions { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.selection-bar .selection-actions input[type="number"] {
    width: 64px;
    padding: 6px 8px;
    font-size: 0.85rem;
    color: var(--text);
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    text-align: center;
}

/* Inline search in card header */
.card-header .inline-search { display: flex; align-items: center; gap: 6px; margin: 0; }
.card-header .inline-search input[type="text"] {
    padding: 6px 10px;
    font-size: 0.85rem;
    color: var(--text);
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    min-width: 220px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.card-header .inline-search input[type="text"]:focus {
    border-color: var(--accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(139,92,246,0.18);
}

/* Sortable table headers */
th.sortable-th { cursor: pointer; user-select: none; white-space: nowrap; transition: color 0.12s ease; }
th.sortable-th:hover { color: var(--accent-light); }
th .sort-icon {
    margin-left: 6px;
    opacity: 0.35;
    font-size: 0.72rem;
    transition: opacity 0.12s ease, color 0.12s ease;
}
th.sortable-th:hover .sort-icon { opacity: 0.75; }
th .sort-icon.active { opacity: 1; color: var(--accent-light); }

/* ============================================================
   CUSTOM SWITCH (Bootstrap override)
   ============================================================ */
.custom-control-label { color: var(--text) !important; font-size: 0.875rem; }
.custom-control-label::before {
    background: rgba(255,255,255,0.06) !important;
    border-color: var(--glass-border) !important;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.2) !important;
}
.custom-control-input:checked ~ .custom-control-label::before {
    background: linear-gradient(135deg, var(--accent), #6d3def) !important;
    border-color: var(--accent) !important;
    box-shadow: 0 2px 8px rgba(139,92,246,0.35), inset 0 1px 0 rgba(255,255,255,0.2) !important;
}
.custom-control-input:focus ~ .custom-control-label::before {
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.30) !important;
}

/* ============================================================
   CARDS — frosted glass surfaces
   ============================================================ */
.card {
    background: var(--surface) !important;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
/* Subtle top-edge highlight — the thing that makes glass feel real */
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12) 30%, rgba(255,255,255,0.12) 70%, transparent);
    pointer-events: none;
    z-index: 1;
}

.card-header {
    background: rgba(255,255,255,0.02) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 14px 18px !important;
    position: relative;
    z-index: 2;
}

.card-header h5, .card-header h6 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}
.card-header h5 i, .card-header h6 i {
    color: var(--accent-light);
    font-size: 0.85rem;
}

.card-body { padding: 18px !important; color: var(--text); position: relative; z-index: 2; }

/* ============================================================
   PAGE HEADING
   ============================================================ */
.ctheading { padding: 0 0 20px; }

.ctheading h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text);
    margin: 0;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(180deg, #fff, #c8c0ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ctheading h2 i {
    color: var(--accent-light);
    -webkit-text-fill-color: var(--accent-light);
    font-size: 1.1rem;
    filter: drop-shadow(0 2px 6px rgba(139,92,246,0.4));
}

/* Page container padding */
.container-fluid.py-4 { padding: 28px 24px !important; }

/* ============================================================
   STAT CARDS
   ============================================================ */
.stat-card {
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 22px 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.14) 50%, transparent);
}
.stat-card::after {
    content: '';
    position: absolute;
    top: -40%;
    right: -30%;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139,92,246,0.18) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.stat-card:hover {
    border-color: rgba(139,92,246,0.35);
    transform: translateY(-3px);
    box-shadow: 0 16px 32px rgba(0,0,0,0.30), 0 0 0 1px rgba(139,92,246,0.18);
}
.stat-card:hover::after { opacity: 1; }

.stat-card .stat-icon {
    font-size: 1.4rem;
    margin-bottom: 4px;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
    position: relative;
    z-index: 1;
}

.stat-card .stat-number {
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--accent-light);
    line-height: 1;
    letter-spacing: -0.03em;
    position: relative;
    z-index: 1;
}

.stat-card .stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    position: relative;
    z-index: 1;
}

.stat-card.green  .stat-number { color: var(--success); }
.stat-card.green::after  { background: radial-gradient(circle, rgba(34,197,94,0.18) 0%, transparent 70%); }
.stat-card.red    .stat-number { color: var(--danger); }
.stat-card.red::after    { background: radial-gradient(circle, rgba(239,68,68,0.18) 0%, transparent 70%); }
.stat-card.blue   .stat-number { color: var(--info); }
.stat-card.blue::after   { background: radial-gradient(circle, rgba(59,130,246,0.18) 0%, transparent 70%); }
.stat-card.yellow .stat-number { color: var(--warning); }
.stat-card.yellow::after { background: radial-gradient(circle, rgba(245,158,11,0.18) 0%, transparent 70%); }

/* ============================================================
   TABLES
   ============================================================ */
.table {
    color: var(--text) !important;
    border-color: var(--glass-border) !important;
    margin-bottom: 0;
    width: 100%;
    background: transparent !important;
}

.table thead th {
    border-bottom: 1px solid var(--glass-border) !important;
    border-top: 0 !important;
    color: var(--muted) !important;
    font-size: 0.72rem !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.06em !important;
    padding: 12px 16px !important;
    background: rgba(255,255,255,0.02) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 3;
}

.table td {
    border-color: var(--glass-border) !important;
    padding: 14px 16px !important;
    vertical-align: middle !important;
    font-size: 0.875rem;
    background: transparent !important;
}

.table-striped tbody tr:nth-of-type(odd) {
    background: rgba(255, 255, 255, 0.018) !important;
}
.table-striped tbody tr:nth-of-type(odd) > td { background: transparent !important; }

.table-hover tbody tr { transition: background 0.15s ease; }
.table-hover tbody tr:hover {
    background: rgba(139, 92, 246, 0.10) !important;
    color: var(--text) !important;
}
.table-hover tbody tr:hover > td { background: transparent !important; }

/* Responsive table wrappers */
.table-responsive-wrapper,
.table-outer {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 0 0 var(--radius) var(--radius);
}

/* URL cells */
.url-cell-wrap { display: flex; align-items: center; gap: 8px; min-width: 0; }
.url-code { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 460px; font-size: 0.78rem; }

.btn-xs {
    padding: 2px 7px !important;
    font-size: 0.7rem !important;
    line-height: 1.4 !important;
    border-radius: 5px !important;
    flex-shrink: 0;
}

.url-cell { max-width: 280px; }
.url-truncate { display: flex; align-items: center; gap: 8px; }
.url-truncate code { display: block; max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.url-truncate .btn-copy {
    flex-shrink: 0;
    padding: 2px 6px !important;
    font-size: 0.7rem !important;
    opacity: 0.7;
    transition: opacity 0.15s ease;
}
.url-truncate:hover .btn-copy { opacity: 1; }

/* Stacked cell */
.cell-stack { line-height: 1.3; }
.cell-stack strong { display: block; color: var(--text); font-weight: 600; }
.cell-stack small { display: block; color: var(--muted); font-size: 0.75rem; margin-top: 2px; }

/* Actions cell */
.actions-cell { white-space: nowrap; text-align: right; }
.actions-cell .btn { margin-left: 4px; }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    font-size: 0.72rem !important;
    font-weight: 600 !important;
    padding: 4px 9px !important;
    border-radius: 999px !important;
    letter-spacing: 0.02em;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    line-height: 1.2;
}

.badge-success  { background: rgba(34,197,94,0.18) !important;  color: #6ee7a0 !important; border: 1px solid rgba(34,197,94,0.35) !important;  box-shadow: 0 0 14px rgba(34,197,94,0.12); }
.badge-danger   { background: rgba(239,68,68,0.18) !important;  color: #fca5a5 !important; border: 1px solid rgba(239,68,68,0.35) !important;  box-shadow: 0 0 14px rgba(239,68,68,0.12); }
.badge-warning  { background: rgba(245,158,11,0.18) !important; color: #fcd34d !important; border: 1px solid rgba(245,158,11,0.35) !important; box-shadow: 0 0 14px rgba(245,158,11,0.12); }
.badge-info     { background: rgba(59,130,246,0.18) !important; color: #93c5fd !important; border: 1px solid rgba(59,130,246,0.35) !important; box-shadow: 0 0 14px rgba(59,130,246,0.12); }
.badge-secondary { background: rgba(255,255,255,0.06) !important; color: var(--muted) !important; border: 1px solid var(--glass-border) !important; }
.badge-primary  { background: rgba(139,92,246,0.20) !important; color: var(--accent-light) !important; border: 1px solid rgba(139,92,246,0.35) !important; box-shadow: 0 0 14px rgba(139,92,246,0.15); }

/* ============================================================
   MODALS — strong glass with deep blur
   ============================================================ */
.modal-backdrop { background: rgba(0, 0, 0, 0.55) !important; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.modal-backdrop.show { opacity: 1 !important; }

.modal-content {
    background: var(--surface-strong) !important;
    backdrop-filter: var(--blur-lg);
    -webkit-backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border-hi) !important;
    border-radius: var(--radius) !important;
    color: var(--text) !important;
    box-shadow: var(--shadow-md), 0 0 0 1px rgba(139,92,246,0.12) !important;
    overflow: hidden;
    position: relative;
}
.modal-content::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18) 50%, transparent);
    pointer-events: none;
}

.modal-header { border-bottom: 1px solid var(--glass-border) !important; padding: 16px 20px !important; }
.modal-header .modal-title { font-size: 0.95rem; font-weight: 600; }
.modal-footer { border-top: 1px solid var(--glass-border) !important; padding: 14px 20px !important; }
.modal-body { padding: 20px !important; color: var(--text); font-size: 0.9rem; }

.close { color: var(--muted) !important; opacity: 1 !important; font-size: 1.2rem !important; text-shadow: none !important; }
.close:hover { color: var(--text) !important; }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    border-radius: var(--radius-sm) !important;
    font-size: 0.875rem !important;
    border: 1px solid transparent !important;
    padding: 12px 16px !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.alert-danger  { background: rgba(239,68,68,0.14) !important;  color: #fca5a5 !important; border-color: rgba(239,68,68,0.30) !important; }
.alert-warning { background: rgba(245,158,11,0.14) !important; color: #fcd34d !important; border-color: rgba(245,158,11,0.30) !important; }
.alert-success { background: rgba(34,197,94,0.14) !important;  color: #6ee7a0 !important; border-color: rgba(34,197,94,0.30) !important; }
.alert-info    { background: rgba(59,130,246,0.14) !important; color: #93c5fd !important; border-color: rgba(59,130,246,0.30) !important; }

.alert .close { color: inherit !important; opacity: 0.7 !important; }
.alert .close:hover { opacity: 1 !important; }

/* ============================================================
   SETTINGS SECTIONS
   ============================================================ */
.settings-section {
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 20px 22px;
    margin-bottom: 16px;
    position: relative;
    overflow: hidden;
}
.settings-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12) 50%, transparent);
    pointer-events: none;
}

.settings-section h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 1;
}
.settings-section h4 i {
    color: var(--accent-light);
    font-size: 0.85rem;
    filter: drop-shadow(0 2px 4px rgba(139,92,246,0.4));
}

/* ============================================================
   DATATABLES overrides
   ============================================================ */
.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
    background: rgba(0,0,0,0.25) !important;
    color: var(--text) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-sm) !important;
    padding: 5px 10px !important;
    font-size: 0.85rem !important;
    backdrop-filter: blur(8px);
}

.dataTables_wrapper .dataTables_filter input:focus {
    outline: none;
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(139,92,246,0.22);
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate { color: var(--muted) !important; font-size: 0.82rem; }

.dataTables_wrapper .paginate_button {
    color: var(--muted) !important;
    border: 1px solid transparent !important;
    border-radius: var(--radius-sm) !important;
    padding: 4px 10px !important;
    background: transparent !important;
}

.dataTables_wrapper .paginate_button:hover {
    background: rgba(255,255,255,0.05) !important;
    color: var(--text) !important;
    border-color: var(--glass-border) !important;
}

.dataTables_wrapper .paginate_button.current,
.dataTables_wrapper .paginate_button.current:hover {
    background: linear-gradient(135deg, var(--accent), #6d3def) !important;
    color: #fff !important;
    border-color: rgba(255,255,255,0.18) !important;
    box-shadow: 0 4px 12px rgba(139,92,246,0.3);
}

.dataTables_wrapper .dataTables_length label,
.dataTables_wrapper .dataTables_filter label { color: var(--muted) !important; font-size: 0.83rem; }

/* ============================================================
   PAGINATION (Bootstrap)
   ============================================================ */
.page-item.active .page-link {
    background: linear-gradient(135deg, var(--accent), #6d3def) !important;
    border-color: rgba(255,255,255,0.18) !important;
    color: #fff !important;
}
.page-link {
    background: rgba(255,255,255,0.04) !important;
    backdrop-filter: blur(6px);
    border-color: var(--glass-border) !important;
    color: var(--muted) !important;
}
.page-link:hover { color: var(--text) !important; background: rgba(255,255,255,0.08) !important; }

/* ============================================================
   UTILITY
   ============================================================ */
.text-white { color: var(--text) !important; }
.text-purple { color: var(--accent-light) !important; }

.overflow-x-auto { overflow-x: auto; }

/* Page notifications */
#pageMessages {
    position: fixed;
    top: 68px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    min-width: 300px;
    max-width: 500px;
}
#pageMessages .alert { box-shadow: var(--shadow-md); }

/* ============================================================
   STATS ROW (Horizontal stat pills)
   ============================================================ */
.stats-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.stat-pill {
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 140px;
    box-shadow: var(--shadow-sm);
    transition: border-color 0.18s ease, transform 0.18s ease;
}
.stat-pill:hover {
    border-color: rgba(139,92,246,0.30);
    transform: translateY(-2px);
}

.stat-pill i {
    font-size: 1.2rem;
    color: var(--accent-light);
    opacity: 0.95;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}

.stat-pill.green i  { color: var(--success); }
.stat-pill.red i    { color: var(--danger); }
.stat-pill.blue i   { color: var(--info); }
.stat-pill.yellow i { color: var(--warning); }

.stat-pill-content { display: flex; flex-direction: column; gap: 1px; line-height: 1.2; }

.stat-pill .stat-value { font-size: 1.1rem; font-weight: 700; color: var(--text); line-height: 1.3; }

.stat-pill .stat-label {
    font-size: 0.68rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    line-height: 1;
}

/* ============================================================
   FORM GRID
   ============================================================ */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px 20px;
}
.form-grid .ctinput { margin-bottom: 0; }
.form-grid .ctinput.full { grid-column: 1 / -1; }

.form-actions {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
}

.filter-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }

/* ============================================================
   DATA GRID (Card-based data display)
   ============================================================ */
.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
    padding: 16px;
}

.data-card {
    background: var(--raised);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 18px;
    transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
    position: relative;
    overflow: hidden;
}
.data-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.10) 50%, transparent);
    pointer-events: none;
}
.data-card:hover {
    border-color: rgba(139,92,246,0.35);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.30), 0 0 0 1px rgba(139,92,246,0.18);
}

.data-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 14px;
    gap: 12px;
}

.data-card-title { display: flex; flex-direction: column; gap: 2px; }
.data-card-title .name { font-weight: 600; color: var(--text); font-size: 0.95rem; }
.data-card-title .id { font-size: 0.75rem; color: var(--muted); }

.data-card-badges { display: flex; gap: 6px; flex-shrink: 0; flex-wrap: wrap; }

.data-card-body {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 16px;
    margin-bottom: 16px;
}

.data-field { display: flex; flex-direction: column; gap: 3px; }
.data-field.full { grid-column: 1 / -1; }
.data-field .label {
    font-size: 0.68rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}
.data-field .value { font-size: 0.85rem; color: var(--text); word-break: break-word; }
.data-field .value code { font-size: 0.8rem; }
.data-field .url-value { display: flex; align-items: flex-start; gap: 8px; }
.data-field .url-value code { flex: 1; word-break: break-all; max-width: 100%; display: block; }
.data-field .url-value .copy-btn { flex-shrink: 0; padding: 3px 6px !important; font-size: 0.7rem !important; }

.data-card-actions {
    display: flex;
    gap: 8px;
    padding-top: 14px;
    border-top: 1px solid var(--glass-border);
}
.data-card-actions .btn { flex: 1; justify-content: center; }

/* ============================================================
   POPULAR ADDONS / PLUGIN TYPES GRID
   ============================================================ */
.popular-addons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.popular-addon {
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 14px;
    transition: border-color 0.18s ease, background 0.18s ease;
}
.popular-addon:hover { border-color: rgba(139,92,246,0.30); background: rgba(139,92,246,0.06); }

.popular-addon strong { display: block; color: var(--text); font-size: 0.85rem; margin-bottom: 6px; }
.popular-addon code { font-size: 0.75rem; word-break: break-all; display: block; }

.plugin-types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.plugin-type {
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 12px;
    transition: border-color 0.18s ease;
}
.plugin-type:hover { border-color: rgba(139,92,246,0.30); }
.plugin-type strong { display: block; font-size: 0.85rem; color: var(--text); margin-bottom: 4px; }
.plugin-type span { font-size: 0.78rem; color: var(--muted); }

/* ============================================================
   MOBILE — Overlay sidebar
   ============================================================ */
@media (max-width: 767.98px) {
    #sidebar-wrapper {
        position: fixed;
        left: -100%;
        top: 0;
        height: 100vh;
        z-index: 200;
        width: var(--sidebar-w) !important;
        min-width: var(--sidebar-w) !important;
        transition: left 0.25s ease;
        box-shadow: 8px 0 40px rgba(0,0,0,0.6);
    }

    #wrapper.toggled #sidebar-wrapper {
        left: 0;
        width: var(--sidebar-w) !important;
        min-width: var(--sidebar-w) !important;
        overflow-y: auto;
    }

    #wrapper.toggled::before {
        content: '';
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.55);
        backdrop-filter: blur(4px);
        z-index: 199;
    }

    .container-fluid.py-4 { padding: 18px 14px !important; }
    .ctnav { padding: 0 14px; }

    .stats-row { gap: 8px; }
    .stat-pill { flex: 1; min-width: calc(50% - 4px); padding: 12px 14px; }
    .stat-pill .stat-value { font-size: 1.1rem; }

    .form-grid { grid-template-columns: 1fr; }

    .data-grid { grid-template-columns: 1fr; padding: 12px; gap: 12px; }
    .data-card-body { grid-template-columns: 1fr; }

    .popular-addons-grid,
    .plugin-types-grid { grid-template-columns: 1fr; }
}

@media (max-width: 991.98px) {
    .ctlogin-card { padding: 32px 24px 28px; }
}

@media (min-width: 768px) and (max-width: 1024px) {
    .data-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   PROGRESSIVE ENHANCEMENT — graceful fallback for browsers
   without backdrop-filter support (mostly old Firefox).
   ============================================================ */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .card, .stat-card, .stat-pill, .ctlogin-card,
    .settings-section, .data-card, .modal-content,
    #sidebar-wrapper, .ctnav, .nuv-dropdown-menu,
    .info-tip, .selection-bar, .alert {
        background: var(--raised-solid) !important;
    }
}

/* ============================================================
   NEW COLLECTION MODAL — inspired by nuvio-collections-editor
   Centered glass card with segmented mode tabs and multi-modal body.
   ============================================================ */
.nuv-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 500;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 60px 20px 40px;
    overflow-y: auto;
    animation: nuvFade 0.18s ease-out;
}
@keyframes nuvFade { from { opacity: 0; } to { opacity: 1; } }

.nuv-modal-card {
    background: var(--surface-strong);
    backdrop-filter: var(--blur-lg);
    -webkit-backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border-hi);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    box-shadow: var(--shadow-md), 0 0 80px rgba(139, 92, 246, 0.18);
    position: relative;
    overflow: hidden;
    animation: nuvPop 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.3);
}
.nuv-modal-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18) 50%, transparent);
    pointer-events: none;
}
@keyframes nuvPop {
    from { opacity: 0; transform: translateY(-12px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.nuv-modal-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 22px 18px;
    border-bottom: 1px solid var(--glass-border);
    position: relative;
}
.nuv-modal-header h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.01em;
}
.nuv-modal-header p {
    margin: 3px 0 0;
    font-size: 0.82rem;
    color: var(--muted);
}
.nuv-modal-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(139,92,246,0.28), rgba(139,92,246,0.08));
    border: 1px solid rgba(139,92,246,0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-light);
    font-size: 1.1rem;
    box-shadow: 0 4px 14px rgba(139,92,246,0.25);
}
.nuv-modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    background: none;
    border: 0;
    color: var(--muted);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    padding: 4px 10px;
    border-radius: 6px;
    transition: background 0.15s ease, color 0.15s ease;
}
.nuv-modal-close:hover { background: rgba(255,255,255,0.06); color: var(--text); }

/* Segmented tabs */
.nuv-seg-tabs {
    display: flex;
    gap: 4px;
    padding: 6px;
    margin: 16px 22px 0;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
}
.nuv-seg-tab {
    flex: 1;
    background: transparent;
    border: 0;
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 500;
    padding: 8px 10px;
    border-radius: 7px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: background 0.16s ease, color 0.16s ease, box-shadow 0.16s ease;
}
.nuv-seg-tab:hover { color: var(--text); }
.nuv-seg-tab.active {
    background: rgba(255,255,255,0.07);
    color: var(--text);
    box-shadow: 0 2px 8px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.08);
}
.nuv-seg-tab i { font-size: 0.78rem; }

.nuv-modal-body {
    padding: 18px 22px 22px;
    max-height: calc(100vh - 220px);
    overflow-y: auto;
}

/* Shared mode containers */
.nuv-loading, .nuv-empty {
    text-align: center;
    padding: 36px 16px;
    color: var(--muted);
    font-size: 0.9rem;
}
.nuv-loading i { font-size: 1.2rem; margin-right: 8px; color: var(--accent-light); }
.nuv-empty i { display: block; font-size: 2rem; margin-bottom: 10px; color: var(--subtle); }
.nuv-empty p { margin: 0 0 14px; }

.nuv-empty-choice {
    text-align: center;
    padding: 28px 16px;
}
.nuv-empty-choice i { display: block; font-size: 2.4rem; color: var(--accent-light); margin-bottom: 14px; filter: drop-shadow(0 4px 10px rgba(139,92,246,0.4)); }
.nuv-empty-choice p { margin: 0 0 16px; color: var(--muted); font-size: 0.9rem; }

/* Catalog checklist (From Addon mode) */
.nuv-checklist {
    margin-top: 14px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    background: rgba(0, 0, 0, 0.18);
    overflow: hidden;
}
.nuv-checklist-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.nuv-checklist-body {
    max-height: 220px;
    overflow-y: auto;
    padding: 4px 0;
}
.nuv-check-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    cursor: pointer;
    font-size: 0.87rem;
    color: var(--text);
    transition: background 0.12s ease;
    margin: 0;
}
.nuv-check-row:hover { background: rgba(139,92,246,0.08); }
.nuv-check-row input[type="checkbox"] {
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}
.nuv-check-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Drag-drop zone */
.nuv-dropzone {
    border: 2px dashed var(--glass-border-hi);
    border-radius: var(--radius);
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.18s ease, background 0.18s ease;
    background: rgba(255,255,255,0.02);
}
.nuv-dropzone:hover,
.nuv-dropzone.dragover {
    border-color: rgba(139,92,246,0.5);
    background: rgba(139,92,246,0.06);
}
.nuv-dropzone-icon {
    display: inline-flex;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    background: rgba(139,92,246,0.12);
    border: 1px solid rgba(139,92,246,0.3);
    color: var(--accent-light);
    font-size: 1.1rem;
    margin-bottom: 12px;
}
.nuv-dropzone-title { margin: 0 0 3px; font-weight: 600; color: var(--text); font-size: 0.92rem; }
.nuv-dropzone-sub { margin: 0; color: var(--muted); font-size: 0.8rem; }

/* btn-xs (small segmented buttons in the checklist toolbar) */
.btn.btn-xs { padding: 2px 8px !important; font-size: 0.7rem !important; border-radius: 5px !important; }

@media (max-width: 560px) {
    .nuv-modal-backdrop { padding: 20px 10px; }
    .nuv-modal-header { padding: 16px 16px 14px; }
    .nuv-seg-tabs { margin: 12px 14px 0; flex-wrap: wrap; }
    .nuv-seg-tab { flex: 1 1 auto; min-width: calc(50% - 2px); }
    .nuv-modal-body { padding: 14px 16px 18px; }
}