/* ═══════════════════════════════════════════════════════════════════
   ARMS — Glassmorphism Design System
   Mobile-first · Poppins · Bootstrap 5.3 compatible
   ═══════════════════════════════════════════════════════════════════ */

/* ── 1. CSS Custom Properties (Design Tokens) ────────────────────── */
:root {
    /* Typography */
    font-size: clamp(13px, 0.5vw + 11.5px, 16px);

    /* Colors — Brand */
    --arms-accent:        #3b82f6;
    --arms-tesda-blue:    #0038A8;
    --arms-accent-dark:   #2563eb;
    --arms-accent-alt:    #6366f1;
    --arms-success:       #22c55e;
    --arms-warning:       #f59e0b;
    --arms-danger:        #ef4444;
    --arms-info:          #0ea5e9;

    /* Colors — Surface (Light) */
    --arms-bg:            #f1f5f9;
    --arms-surface:       rgba(255,255,255,0.75);
    --arms-surface-solid: #ffffff;
    --arms-border:        rgba(0,56,168,0.12);
    --arms-border-subtle: rgba(0,56,168,0.08);

    /* Colors — Text */
    --arms-text:          #0b1c3d; /* Deeper navy blue for primary text */
    --arms-text-muted:    #3b5275; /* Closer to navy for muted text */
    --arms-text-light:    #64748b;

    /* Glassmorphism */
    --arms-glass-bg:      rgba(255,255,255,0.52);
    --arms-glass-border:  rgba(255,255,255,0.55);
    --arms-glass-blur:    blur(22px);
    --arms-glass-shadow:  0 8px 32px rgba(0,56,168,0.08);

    /* Sidebar */
    --arms-sidebar-bg:    #0B1C3D; /* Deep TESDA Navy Blue — Light Mode */
    --arms-sidebar-w:     248px;
    --arms-sidebar-collapsed: 66px;

    /* Topbar */
    --arms-topbar-h:      60px;
    --arms-topbar-bg:     rgba(255,255,255,0.85);
    --arms-topbar-border: rgba(59,130,246,0.10);

    /* Bottom nav */
    --arms-bottom-nav-h:  62px;

    /* Radii */
    --arms-radius-sm:     8px;
    --arms-radius-md:     14px;
    --arms-radius-lg:     20px;
    --arms-radius-xl:     28px;

    /* Spacing */
    --arms-gap:           20px;
    --arms-gap-sm:        12px;

    /* Shadows */
    --arms-shadow-sm:     0 2px 8px rgba(15,23,42,0.07);
    --arms-shadow-md:     0 4px 20px rgba(15,23,42,0.10);
    --arms-shadow-lg:     0 8px 40px rgba(15,23,42,0.14);

    /* Transition */
    --arms-ease:          cubic-bezier(0.4, 0, 0.2, 1);
    --arms-dur:           160ms;
}

/* Dark mode tokens */
[data-bs-theme="dark"] {
    --arms-tesda-blue:    #ffffff;
    --arms-bg:            #0f172a;
    --arms-surface:       rgba(30,41,59,0.75);
    --arms-surface-solid: #1e293b;
    --arms-border:        rgba(255,255,255,0.12);
    --arms-border-subtle: rgba(255,255,255,0.06);
    --arms-text:          #f8fafc;
    --arms-text-muted:    #94a3b8;
    --arms-text-light:    #64748b;
    --arms-glass-bg:      rgba(15,23,42,0.85);
    --arms-sidebar-bg:    rgba(10,15,30,0.96); /* Deep Slate Black for Dark Mode */
    --arms-glass-border:  rgba(255,255,255,0.10);
    --arms-glass-blur:    blur(22px);
    --arms-glass-shadow:  0 8px 32px rgba(0,0,0,0.40);
    --arms-topbar-bg:     rgba(15,23,42,0.72);
    --arms-topbar-border: rgba(255,255,255,0.06);
}

/* ── 2. Base Reset & Body ─────────────────────────────────────────── */
*, *::before, *::after {
    font-family: 'Poppins', system-ui, -apple-system, sans-serif !important;
    box-sizing: border-box;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    background: var(--arms-bg);
    color: var(--arms-text);
    overflow-x: hidden;
    transition: color 0.4s ease, background 0.4s ease;
    position: relative;
}

/* ── Global Background Blur Effect ── */
#main-content, #sidebar, #mobile-header, #arms-bottom-nav, .arms-topbar {
    transition: filter 0.4s var(--arms-ease);
}

body.modal-open #main-content,
body.modal-open #sidebar,
body.modal-open #mobile-header,
body.modal-open #arms-bottom-nav,
body.modal-open .arms-topbar,
body.sidebar-open #main-content {
    filter: blur(8px);
    pointer-events: none; /* Prevent interaction while blurred */
    user-select: none;
}
/* ── 3. Typography ───────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-weight: 700 !important;
    color: var(--arms-text);
    line-height: 1.25;
    transition: color 0.4s ease;
}

p, .card-body { font-weight: 400; }

/* Bold targets */
th, label, .form-label, .card-header, .card-header *,
.card-title, .modal-title, .modal-header .modal-title,
.fw-bold, .font-weight-bold, .table thead th,
.page-title, .section-title, strong, b, .badge, .btn,
.alert-heading, .breadcrumb-item.active, .sidebar-section-title {
    font-weight: 700 !important;
}

/* Muted */
.form-text, td, .nav-link, .dropdown-item, small, .small,
.text-muted, p, .list-group-item, .table td {
    font-weight: 400;
}

/* Fluid heading scale on mobile */
@media (max-width: 991.98px) {
    h1, h2 { font-size: clamp(1rem, 4vw, 1.5rem) !important; }
    h3, h4 { font-size: clamp(0.9rem, 3vw, 1.2rem) !important; }
    h5, h6 { font-size: clamp(0.8rem, 2.5vw, 1rem) !important; }
}

/* Zero letter-spacing fix */
.tracking-wider { letter-spacing: normal !important; }

/* ── 4. Glass Utility Classes ────────────────────────────────────── */
.glass {
    background: var(--arms-glass-bg) !important;
    backdrop-filter: var(--arms-glass-blur);
    -webkit-backdrop-filter: var(--arms-glass-blur);
    border: 1px solid var(--arms-glass-border) !important;
    box-shadow: var(--arms-glass-shadow) !important;
}

.glass-card {
    background: var(--arms-glass-bg);
    backdrop-filter: var(--arms-glass-blur);
    -webkit-backdrop-filter: var(--arms-glass-blur);
    border: 1px solid var(--arms-border) !important;
    border-radius: var(--arms-radius-md) !important;
    box-shadow: var(--arms-shadow-md) !important;
}

/* ── 5. Cards ────────────────────────────────────────────────────── */
.card {
    background: var(--arms-glass-bg);
    backdrop-filter: var(--arms-glass-blur);
    -webkit-backdrop-filter: var(--arms-glass-blur);
    border: 1px solid var(--arms-border) !important;
    border-radius: var(--arms-radius-md) !important;
    box-shadow: var(--arms-shadow-sm) !important;
    transition: box-shadow 0.28s var(--arms-ease),
                transform 0.28s var(--arms-ease),
                border-color 0.28s var(--arms-ease);
    position: relative;
    overflow: hidden;
}

.card:hover {
    box-shadow: 0 0 0 1.5px rgba(0,56,168,0.30),
                0 8px 32px rgba(0,56,168,0.18),
                0 2px 8px rgba(0,0,0,0.07) !important;
    transform: translateY(-2px);
    border-color: rgba(0,56,168,0.25) !important;
}

[data-bs-theme="dark"] .card:hover {
    box-shadow: 0 0 0 1.5px rgba(255,255,255,0.12),
                0 8px 32px rgba(0,56,168,0.28),
                0 2px 8px rgba(0,0,0,0.30) !important;
    border-color: rgba(255,255,255,0.15) !important;
}

[data-bs-theme="dark"] .card::after {
    background: radial-gradient(
        circle at var(--card-x, 50%) var(--card-y, 50%),
        rgba(255,255,255,0.06) 0%,
        transparent 65%
    );
}

.card-header {
    background: transparent !important;
    border-bottom: 1px solid var(--arms-border-subtle) !important;
    padding: 16px 20px !important;
}

.card-body { padding: clamp(14px, 3vw, 24px) !important; }

/* Solid colored stat cards */
.card[style*="background:#"],
.card[style*="background: #"],
.card[style*="border-left"] {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

/* ── 6. Buttons ──────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    vertical-align: middle;
    font-weight: 600 !important;
    border-radius: 50px !important;
    transition: all var(--arms-dur) var(--arms-ease) !important;
    letter-spacing: 0.01em;
    gap: 6px; /* consistent spacing for icons */
}

/* Strip native icon margins if a flex gap is used so it doesn't double up unexpectedly */
.btn > i.me-1, .btn > i.me-2, .btn > i.ms-1, .btn > i.ms-2 {
    margin: 0 !important;
}

.btn > i {
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn:hover   { transform: translateY(-1px); }
.btn:active  { transform: translateY(0) scale(0.97); }
.btn:focus-visible { outline: 3px solid rgba(59,130,246,0.4); outline-offset: 2px; }

.btn-primary {
    background: var(--arms-accent) !important;
    border-color: var(--arms-accent) !important;
    box-shadow: 0 4px 14px rgba(59,130,246,0.30) !important;
}
.btn-primary:hover {
    background: var(--arms-accent-dark) !important;
    border-color: var(--arms-accent-dark) !important;
    box-shadow: 0 6px 20px rgba(59,130,246,0.40) !important;
}

.btn-success {
    box-shadow: 0 4px 14px rgba(34,197,94,0.28) !important;
}
.btn-danger {
    box-shadow: 0 4px 14px rgba(239,68,68,0.28) !important;
}

.btn-outline-primary {
    border-color: var(--arms-accent) !important;
    color: var(--arms-accent) !important;
}
.btn-outline-primary:hover {
    background: var(--arms-accent) !important;
    color: #fff !important;
}

/* Icon-only buttons in tables */
.btn-sm {
    padding: 5px 12px !important;
    font-size: 0.78rem !important;
}

/* ── 7. Form Controls ────────────────────────────────────────────── */
.form-control, .form-select {
    background: var(--arms-glass-bg) !important;
    border: 1px solid var(--arms-border-subtle) !important;
    border-radius: var(--arms-radius-sm) !important;
    color: var(--arms-text) !important;
    font-size: 0.9rem !important;
    padding: 10px 14px !important;
    transition: border-color var(--arms-dur), box-shadow var(--arms-dur);
    backdrop-filter: blur(8px);
}

.form-control:focus, .form-select:focus {
    border-color: var(--arms-accent) !important;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.18) !important;
    background: var(--arms-surface-solid) !important;
    outline: none !important;
}

.form-control::placeholder { color: var(--arms-text-light) !important; }

.form-label {
    font-size: 0.82rem !important;
    font-weight: 600 !important;
    color: var(--arms-text-muted) !important;
    margin-bottom: 6px !important;
}

/* Input group */
.input-group .form-control:first-child { border-radius: var(--arms-radius-sm) 0 0 var(--arms-radius-sm) !important; }
.input-group .form-control:last-child  { border-radius: 0 var(--arms-radius-sm) var(--arms-radius-sm) 0 !important; }

/* ── 8. Tables ───────────────────────────────────────────────────── */
.table {
    color: var(--arms-text) !important;
    border-color: var(--arms-border-subtle) !important;
}

.table > :not(caption) > * > * {
    background: transparent !important;
    border-color: var(--arms-border-subtle) !important;
    padding: 12px 16px !important;
}

.table thead th {
    font-size: 0.72rem !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--arms-text-muted) !important;
    border-bottom: 2px solid var(--arms-border) !important;
    white-space: nowrap;
}

.table tbody tr {
    transition: background var(--arms-dur) var(--arms-ease);
}

.table tbody tr:hover {
    background: rgba(59,130,246,0.04) !important;
}

.table-responsive {
    border-radius: var(--arms-radius-md);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Dark mode table */
[data-bs-theme="dark"] .table-light { --bs-table-bg: rgba(255,255,255,0.03); --bs-table-color: var(--arms-text); }
[data-bs-theme="dark"] .table-light th { background: rgba(255,255,255,0.04) !important; color: var(--arms-text) !important; }

/* ── 9. Badges ───────────────────────────────────────────────────── */
.badge {
    font-weight: 600 !important;
    font-size: 0.7rem !important;
    border-radius: 50px !important;
    padding: 4px 10px !important;
    letter-spacing: 0.02em;
}

/* Soft badge variants */
.badge.bg-success { background: rgba(34,197,94,0.15) !important; color: #16a34a !important; border: 1px solid rgba(34,197,94,0.3) !important; }
.badge.bg-danger  { background: rgba(239,68,68,0.15) !important; color: #dc2626 !important; border: 1px solid rgba(239,68,68,0.3) !important; }
.badge.bg-warning { background: rgba(245,158,11,0.15) !important; color: #d97706 !important; border: 1px solid rgba(245,158,11,0.3) !important; }
.badge.bg-primary { background: rgba(59,130,246,0.15) !important; color: #2563eb !important; border: 1px solid rgba(59,130,246,0.3) !important; }
.badge.bg-info    { background: rgba(14,165,233,0.15) !important; color: #0284c7 !important; border: 1px solid rgba(14,165,233,0.3) !important; }
.badge.bg-secondary { background: rgba(100,116,139,0.15) !important; color: #475569 !important; border: 1px solid rgba(100,116,139,0.3) !important; }
.badge.bg-dark { background: rgba(15, 23, 42, 0.4) !important; color: #e2e8f0 !important; border: 1px solid rgba(255, 255, 255, 0.15) !important; }

[data-bs-theme="dark"] .badge.bg-success { color: #4ade80 !important; }
[data-bs-theme="dark"] .badge.bg-danger  { color: #f87171 !important; }
[data-bs-theme="dark"] .badge.bg-warning { color: #fbbf24 !important; }
[data-bs-theme="dark"] .badge.bg-primary { color: #60a5fa !important; }
[data-bs-theme="dark"] .badge.bg-secondary { color: #94a3b8 !important; }
[data-bs-theme="dark"] .badge.bg-dark { color: #f8fafc !important; border-color: rgba(255,255,255,0.2) !important; }

/* Notification count badge (keep solid) */
.badge.rounded-pill.bg-danger[style], .badge[data-notif] {
    background: #ef4444 !important;
    color: #fff !important;
    border: none !important;
}

/* ── 10. Modals ──────────────────────────────────────────────────── */
.modal-content {
    background: var(--arms-surface-solid) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid var(--arms-border-subtle) !important;
    border-radius: var(--arms-radius-lg) !important;
    box-shadow: 0 24px 64px rgba(0,0,0,0.20) !important;
    color: var(--arms-text) !important;
}

.modal-header {
    border-bottom: 1px solid var(--arms-border-subtle) !important;
    padding: 20px 24px 16px !important;
}

.modal-footer {
    border-top: 1px solid var(--arms-border-subtle) !important;
    padding: 16px 24px 20px !important;
}

.modal-backdrop.show { backdrop-filter: blur(4px); }

/* ── 11. Alerts ──────────────────────────────────────────────────── */
.alert {
    border-radius: var(--arms-radius-md) !important;
    border: none !important;
    font-size: 0.875rem;
}

.alert-success { background: rgba(34,197,94,0.12) !important; color: #15803d !important; border-left: 4px solid #22c55e !important; }
.alert-danger  { background: rgba(239,68,68,0.12) !important; color: #b91c1c !important; border-left: 4px solid #ef4444 !important; }
.alert-warning { background: rgba(245,158,11,0.12) !important; color: #b45309 !important; border-left: 4px solid #f59e0b !important; }
.alert-info    { background: rgba(14,165,233,0.12) !important; color: #0369a1 !important; border-left: 4px solid #0ea5e9 !important; }

[data-bs-theme="dark"] .alert-success { color: #4ade80 !important; }
[data-bs-theme="dark"] .alert-danger  { color: #f87171 !important; }
[data-bs-theme="dark"] .alert-warning { color: #fbbf24 !important; }
[data-bs-theme="dark"] .alert-info    { color: #38bdf8 !important; }

/* ── 12. Dropdowns ───────────────────────────────────────────────── */
.dropdown-menu {
    background: var(--arms-glass-bg) !important;
    backdrop-filter: var(--arms-glass-blur) !important;
    -webkit-backdrop-filter: var(--arms-glass-blur) !important;
    border: 1px solid var(--arms-glass-border) !important;
    border-radius: var(--arms-radius-md) !important;
    box-shadow: var(--arms-shadow-lg) !important;
    padding: 6px !important;
}

.dropdown-item {
    border-radius: var(--arms-radius-sm) !important;
    font-size: 0.875rem !important;
    padding: 8px 14px !important;
    color: var(--arms-text) !important;
    transition: background var(--arms-dur), color var(--arms-dur);
}

.dropdown-item:hover {
    background: rgba(59,130,246,0.08) !important;
    color: var(--arms-accent) !important;
}

/* ── 13. Page Header (Inside modules) ────────────────────────────── */
.arms-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--arms-border-subtle);
}

.arms-page-title {
    font-size: clamp(1.15rem, 3vw, 1.6rem);
    font-weight: 800;
    color: var(--arms-text);
    margin: 0;
    letter-spacing: -0.02em;
}

/* ── 14. Empty State ─────────────────────────────────────────────── */
.arms-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(40px, 8vw, 72px) 24px;
    text-align: center;
    gap: 14px;
}

.arms-empty-state__icon {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    opacity: 0.25;
    color: var(--arms-text-muted);
}

.arms-empty-state__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--arms-text);
    margin: 0;
}

.arms-empty-state__desc {
    font-size: 0.85rem;
    color: var(--arms-text-muted);
    max-width: 300px;
    line-height: 1.6;
    margin: 0;
}

/* ── 15. Topbar (Mobile + Desktop) ──────────────────────────────── */
#mobile-header, .arms-topbar {
    display: none;
    height: var(--arms-topbar-h);
    background: var(--arms-topbar-bg) !important;
    backdrop-filter: var(--arms-glass-blur);
    -webkit-backdrop-filter: var(--arms-glass-blur);
    border-bottom: 1px solid var(--arms-topbar-border);
    padding: 0 clamp(12px, 3vw, 24px);
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1030;
    width: 100%;
    box-shadow: 0 2px 16px rgba(15,23,42,0.06);
}

/* ── 16. Sidebar (Desktop) ───────────────────────────────────────── */
#sidebar {
    width: var(--arms-sidebar-w);
    min-width: var(--arms-sidebar-w);
    background: var(--arms-sidebar-bg) !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-right: 1px solid rgba(255,255,255,0.10);
    color: #fff;
    transition: width var(--arms-dur) var(--arms-ease),
                min-width var(--arms-dur) var(--arms-ease);
    overflow: hidden;
    z-index: 1040;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 28px rgba(0,0,0,0.22);
}

/* Scrollable body: contains branding + nav + logout — all scroll together */
#sidebar-scroll-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.15) transparent;
}
#sidebar-scroll-body::-webkit-scrollbar { width: 4px; }
#sidebar-scroll-body::-webkit-scrollbar-track { background: transparent; }
#sidebar-scroll-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }

/* Nav list inside scroll body */
#sidebar-scroll-body > .nav {
    flex: 1;
    flex-wrap: nowrap;
    padding: 8px 0;
}

/* ── Branding ── */
#sidebar-brand { overflow: hidden; flex-shrink: 0; }

/* ── Toggle button ── */
.toggle-btn {
    cursor: pointer;
    padding: 14px 20px;
    color: rgba(255,255,255,0.70);
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    transition: background var(--arms-dur), color var(--arms-dur);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    white-space: nowrap;
    overflow: hidden;
    font-size: 0.88rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.toggle-btn:hover { background: rgba(255,255,255,0.06); color: #fff; }

/* ── Nav links ── */
#sidebar .nav-link {
    color: rgba(255,255,255,0.70);
    padding: 9px 14px 9px 18px;
    white-space: nowrap;
    overflow: hidden;
    transition: background var(--arms-dur) var(--arms-ease),
                color var(--arms-dur) var(--arms-ease),
                border-color var(--arms-dur);
    border-radius: var(--arms-radius-sm);
    margin: 2px 10px;
    display: flex;
    align-items: center;  /* Ensure flex center */
    justify-content: flex-start;
    gap: 12px;
    font-size: 0.875rem;
    border-left: 3px solid transparent;
}

#sidebar .nav-link span.nav-text,
#sidebar .nav-link div.nav-text {
    line-height: 1.2;
    flex: 1;
    font-weight: 600;
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
}

#sidebar .nav-link:hover {
    background: rgba(255,255,255,0.10);
    color: #fff;
    border-left-color: rgba(255,255,255,0.30);
}

#sidebar .nav-link.active {
    background: rgba(255,255,255,0.18);
    color: #ffffff;
    border-left-color: #ffffff;
    font-weight: 700;
}

#sidebar .nav-link i {
    font-size: 1.1rem;
    width: 22px;
    height: 22px;           /* Set implicit height */
    line-height: 1;         /* Strip inherit line-height */
    display: flex;          /* Inner flex */
    align-items: center;    /* Center actual icon glyph */
    justify-content: center;
    flex-shrink: 0;
}

/* Section label */
#sidebar .nav-link.text-uppercase {
    font-size: 0.65rem !important;
    letter-spacing: 0.1em;
    opacity: 0.45;
    padding: 14px 20px 6px;
    cursor: default;
    pointer-events: none;
    border-left: none !important;
}

/* ── Sidebar Collapsed ── */
#sidebar.collapsed {
    width: var(--arms-sidebar-collapsed);
    min-width: var(--arms-sidebar-collapsed);
}

#sidebar.collapsed #sidebar-brand { display: none !important; }

#sidebar.collapsed span.nav-text,
#sidebar.collapsed div.nav-text,
#sidebar.collapsed .toggle-btn span.nav-text,
#sidebar.collapsed .badge.rounded-pill { display: none !important; }

#sidebar.collapsed li:has(> span.nav-link.text-uppercase) { display: none; }

#sidebar.collapsed .toggle-btn,
#sidebar.collapsed #sidebar-toggle-btn {
    justify-content: center !important;
    padding: 12px 0 !important;
    gap: 0 !important;
}

#sidebar.collapsed .nav-link {
    justify-content: center;
    margin: 4px auto;
    padding: 10px 0;
    gap: 0;
    width: 44px;
    height: 44px;
    border-radius: var(--arms-radius-sm);
    border-left: none !important;
    border-bottom: 3px solid transparent;
}

#sidebar.collapsed .nav-link.active { border-bottom-color: rgba(255,255,255,0.70); background: rgba(255,255,255,0.18); }

#sidebar.collapsed #desktop-logout-container { padding: 4px !important; }
#sidebar.collapsed #desktop-logout-btn {
    justify-content: center !important;
    padding: 11px 0 !important;
    gap: 0 !important;
    width: 44px;
    border-radius: var(--arms-radius-sm);
}

/* Lang buttons */
#sidebar .lang-btn {
    cursor: pointer;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50rem;
    padding: 5px 10px;
    color: rgba(255,255,255,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    font-size: 0.72rem;
    font-weight: 500;
    transition: all var(--arms-dur);
    width: auto;
    margin: 0;
}
#sidebar .lang-btn span.nav-text { flex: none; }
#sidebar .lang-btn:hover { background: rgba(255,255,255,0.08); color: #fff; border-color: rgba(255,255,255,0.3); }
#sidebar .lang-btn.lang-btn--active { background: rgba(59,130,246,0.18); color: #93c5fd; border-color: rgba(59,130,246,0.4); }

#sidebar.collapsed .sidebar-toggles { flex-direction: column; padding: 0 !important; }
#sidebar.collapsed .lang-btn { width: 38px; height: 38px; margin: 3px auto; padding: 0; border-radius: 50%; }

/* Logout — inside scroll body, rendered as a normal nav section */
#desktop-logout-container {
    padding: 12px 0 16px !important;
    border-top: 1px solid rgba(255,255,255,0.12) !important;
    margin-top: 8px;
}
#desktop-logout-btn {
    color: rgba(255,180,180,0.90) !important;
    transition: color var(--arms-dur), background var(--arms-dur) !important;
    border-left: 3px solid transparent !important;
}
#desktop-logout-btn:hover {
    background: rgba(239,68,68,0.18) !important;
    color: #fca5a5 !important;
    border-left-color: #fca5a5 !important;
}

/* ── 17. Sidebar Overlay ─────────────────────────────────────────── */
#sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(2px);
    z-index: 1035;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}
#sidebar-overlay.show-overlay { opacity: 1; pointer-events: auto; }

/* ── 18. Main Content ────────────────────────────────────────────── */
#main-content {
    flex-grow: 1;
    padding: clamp(16px, 3vw, 28px) clamp(14px, 3vw, 28px);
    width: calc(100% - var(--arms-sidebar-w));
    margin-left: var(--arms-sidebar-w);
    transition: width var(--arms-dur) var(--arms-ease),
                margin-left var(--arms-dur) var(--arms-ease);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#sidebar.collapsed ~ #main-content {
    width: calc(100% - var(--arms-sidebar-collapsed));
    margin-left: var(--arms-sidebar-collapsed);
}

/* ── 19. Mobile Header ───────────────────────────────────────────── */
#mobile-header {
    display: none;
    height: var(--arms-topbar-h);
    background: var(--arms-sidebar-bg) !important;
    backdrop-filter: var(--arms-glass-blur);
    -webkit-backdrop-filter: var(--arms-glass-blur);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding: 0 clamp(12px, 4vw, 20px);
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1030;
    width: 100%;
}

/* ── 20. Bottom Navigation (Mobile) ─────────────────────────────── */
#arms-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--arms-bottom-nav-h);
    background: var(--arms-sidebar-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid rgba(255,255,255,0.06);
    z-index: 1040;
    box-shadow: 0 -4px 24px rgba(0,0,0,0.18);
}

#arms-bottom-nav ul {
    display: flex;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
    align-items: stretch;
}

#arms-bottom-nav li {
    flex: 1;
    display: flex;
}

#arms-bottom-nav a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    text-decoration: none;
    color: rgba(255,255,255,0.45);
    font-size: 0.6rem;
    font-weight: 600;
    padding: 6px 4px;
    transition: color var(--arms-dur), background var(--arms-dur);
    border-radius: 0;
    position: relative;
    letter-spacing: 0.03em;
}

#arms-bottom-nav a:hover,
#arms-bottom-nav a.active {
    color: var(--arms-accent) !important;
    background: rgba(59,130,246,0.06);
}

#arms-bottom-nav a.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 2px;
    background: var(--arms-accent);
    border-radius: 0 0 4px 4px;
}

#arms-bottom-nav a i {
    font-size: 1.15rem;
    transition: transform var(--arms-dur) var(--arms-ease);
}

#arms-bottom-nav a:hover i,
#arms-bottom-nav a.active i {
    transform: translateY(-1px);
}

/* ── 21. Bootstrap Dark Mode Overrides ───────────────────────────── */
[data-bs-theme="dark"] .bg-white    { background-color: var(--arms-surface-solid) !important; }
[data-bs-theme="dark"] .bg-light    { background-color: rgba(255,255,255,0.04) !important; }
[data-bs-theme="dark"] .text-dark   { color: var(--arms-text) !important; }
[data-bs-theme="dark"] .text-muted  { color: var(--arms-text-muted) !important; }
[data-bs-theme="dark"] body         { background-color: var(--arms-bg) !important; }
[data-bs-theme="dark"] #main-content { background: transparent; }
[data-bs-theme="dark"] .card        { background: var(--arms-glass-bg) !important; }

[data-bs-theme="dark"] .alert-success { background-color: rgba(34,197,94,0.12)  !important; border-left-color: #22c55e !important; }
[data-bs-theme="dark"] .alert-danger  { background-color: rgba(239,68,68,0.12)  !important; border-left-color: #ef4444 !important; }

/* ── 22. Animations & Micro-interactions ────────────────────────── */
@keyframes armsSlideUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes armsFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes armsPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(59,130,246,0.4); }
    50%       { box-shadow: 0 0 0 6px rgba(59,130,246,0); }
}

#main-content { animation: armsFadeIn 0.2s ease; }

.card { animation: armsSlideUp 0.25s ease both; }

/* Stagger card grid children */
.row > [class*="col-"] > .card:nth-child(1) { animation-delay: 0.04s; }
.row > [class*="col-"] > .card:nth-child(2) { animation-delay: 0.08s; }
.row > [class*="col-"] > .card:nth-child(3) { animation-delay: 0.12s; }
.row > [class*="col-"] > .card:nth-child(4) { animation-delay: 0.16s; }

/* ── 23. Responsive — Mobile ────────────────────────────────────── */
@media (max-width: 991.98px) {
    body { flex-direction: column; }

    #mobile-header { display: flex; }

    /* Bottom nav visible on mobile */
    #arms-bottom-nav { display: block; }

    /* Add bottom padding so content isn't hidden behind bottom nav */
    #main-content {
        padding-bottom: calc(var(--arms-bottom-nav-h) + 60px) !important;
    }

    /* Sidebar: slides in from left */
    #sidebar {
        position: fixed;
        height: 100vh;
        left: calc(-1 * var(--arms-sidebar-w) - 10px);
        width: var(--arms-sidebar-w) !important;
        min-width: var(--arms-sidebar-w) !important;
        top: 0;
        transition: left 0.28s var(--arms-ease);
    }

    #sidebar.mobile-open {
        left: 0;
        overflow-y: auto;
        padding-bottom: calc(var(--arms-bottom-nav-h) + 60px) !important;
    }

    /* Mobile: ignore collapsed state */
    #sidebar.collapsed { width: var(--arms-sidebar-w) !important; min-width: var(--arms-sidebar-w) !important; }
    #sidebar.collapsed #sidebar-brand { display: block !important; }
    #sidebar.collapsed span.nav-text,
    #sidebar.collapsed div.nav-text,
    #sidebar.collapsed .toggle-btn span.nav-text { display: inline !important; }
    #sidebar.collapsed li:has(> span.nav-link.text-uppercase) { display: block; }
    #sidebar.collapsed .toggle-btn { justify-content: flex-start !important; padding: 14px 20px !important; }
    #sidebar.collapsed .nav-link {
        justify-content: flex-start !important;
        margin: 2px 10px !important;
        padding: 9px 14px 9px 18px !important;
        gap: 12px !important;
        width: auto !important;
        height: auto !important;
        border-left: 3px solid transparent !important;
        border-bottom: none !important;
    }
    #sidebar.collapsed .nav-link.active { border-left-color: rgba(255,255,255,0.70) !important; }
    #sidebar.collapsed .lang-btn {
        justify-content: flex-start !important;
        width: calc(100% - 20px) !important;
        border-radius: 50rem !important;
        padding: 6px 12px !important;
        margin: 2px 10px !important;
    }

    /* Full-width content */
    #main-content,
    #sidebar.collapsed ~ #main-content {
        width: 100% !important;
        margin-left: 0 !important;
        /* Use standard 14px top/bottom, 12px L/R, but override bottom padding for the thumb footer clearance */
        padding: 14px 12px calc(var(--arms-bottom-nav-h) + 60px) !important;
    }

    /* Mobile typography */
    .badge  { font-size: clamp(0.6rem, 1.5vw, 0.72rem) !important; padding: 3px 8px !important; }
    .btn    { font-size: clamp(0.72rem, 1.8vw, 0.875rem) !important; padding: 7px 14px !important; }
    .btn-sm { font-size: clamp(0.65rem, 1.5vw, 0.775rem) !important; padding: 4px 10px !important; }
    small, .small { font-size: clamp(0.65rem, 1.4vw, 0.8rem) !important; }

    /* Icon-only action buttons in btn-group — force square & centred icon */
    .btn-group .btn-sm {
        width: 34px;
        height: 34px;
        padding: 0 !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0;
    }

    /* Table: card-per-row on small */
    .table-card-mobile thead { display: none; }
    .table-card-mobile tbody tr {
        display: block;
        background: var(--arms-glass-bg);
        border: 1px solid var(--arms-border-subtle);
        border-radius: var(--arms-radius-md);
        margin-bottom: 10px;
        padding: 12px;
    }
    .table-card-mobile tbody td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 6px 0 !important;
        border: none !important;
        font-size: 0.82rem !important;
    }
    .table-card-mobile tbody td::before {
        content: attr(data-label);
        font-weight: 700;
        font-size: 0.7rem;
        color: var(--arms-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        flex-shrink: 0;
        margin-right: 12px;
    }



    .table th {
        font-size: clamp(0.65rem, 1.8vw, 0.82rem) !important;
        padding: 8px 10px !important;
        white-space: nowrap !important;
        word-break: normal !important;
    }
    .table td {
        font-size: clamp(0.7rem, 2vw, 0.85rem) !important;
        padding: 10px 10px !important;
        white-space: normal !important;
        word-break: break-word;
        min-width: 80px;
    }

    .table td:last-child .btn-group { display: flex; flex-wrap: nowrap; gap: 2px; }

    /* Card padding */
    .card-body { padding: 14px !important; }

    .table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: 4px; }
}

/* Touch target minimum */
@media (max-width: 991.98px) {
    /* Exclude btn-sm (icon action buttons) from min-height so they stay compact */
    a:not(.btn-sm), button:not(.btn-sm), [role="button"]:not(.btn-sm) { min-height: 44px; }
    #arms-bottom-nav a { min-height: 0; }
}

/* ── 24. Small Mobile (< 640px): Auto card-row tables ───────────── */
@media (max-width: 639px) {
    /* Hide the original table header */
    .table-responsive > .table thead { display: none !important; }
    .table-responsive > .table { width: 100% !important; margin: 0 !important; }
    .table-responsive { overflow-x: unset !important; }

    /* Each body row becomes a card */
    .table-responsive > .table tbody tr {
        display: block !important;
        background: var(--arms-glass-bg);
        border: 1px solid var(--arms-border-subtle);
        border-radius: var(--arms-radius-md);
        margin-bottom: 12px;
        padding: 4px 14px;
    }

    /* Each cell becomes a CSS grid row: [label | value] */
    .table-responsive > .table tbody td {
        display: grid !important;
        grid-template-columns: 90px 1fr;
        align-items: start;
        padding: 8px 0 !important;
        border: none !important;
        border-bottom: 1px solid var(--arms-border-subtle) !important;
        font-size: 0.83rem !important;
        white-space: normal !important;
        word-break: break-word;
        min-width: 0 !important;
        gap: 0;
    }

    /* Last cell (actions): full width, no border, right-aligned */
    .table-responsive > .table tbody td:last-child {
        display: flex !important;
        justify-content: flex-end;
        border-bottom: none !important;
        padding: 10px 0 !important;
        grid-template-columns: unset;
    }

    /* Checkbox cell: compact, full width, no label */
    .table-responsive > .table tbody td:first-child:not([data-label]) {
        display: flex !important;
        justify-content: flex-start;
        border-bottom: none !important;
        padding: 6px 0 !important;
    }

    /* The label column — ::before occupies grid column 1 */
    .table-responsive > .table tbody td[data-label]::before {
        content: attr(data-label);
        font-weight: 700;
        font-size: 0.68rem;
        color: var(--arms-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.06em;
        padding-top: 2px;
        line-height: 1.4;
    }

    /* Cells with no label: collapse the grid to single column */
    .table-responsive > .table tbody td:not([data-label]) {
        grid-template-columns: 1fr !important;
    }
    .table-responsive > .table tbody td:not([data-label])::before { display: none !important; }
    .table-responsive > .table tbody td[data-label=""]::before { display: none !important; }
}

/* ── Interactive Blob Background ── */
.blob-bg-container {
    position: fixed;
    inset: 0;
    z-index: -2; /* Safely underneath everything */
    overflow: hidden;
    pointer-events: none;
}

/* Base configs for wrappers */
.blob-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    will-change: transform;
    z-index: -1;
}

.cursor-bg-blob {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--blob1-bg) 0%, transparent 60%);
    border-radius: 50%;
    position: absolute;
    top: -300px;  /* Offset to center it perfectly on the mouse coordinates */
    left: -300px;
    /* pure JS driven, no keyframe animations so it instantly tracks the mouse */
}

.blob-wrapper {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    will-change: transform;
}

/* Blobs base shape */
.bg-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px); /* Heavy modern gaussian blur */
    will-change: transform;
    transition: background 0.6s var(--arms-ease);
}

/* Light Mode Gradients */
:root {
    --blob1-bg: rgba(59, 130, 246, 0.35); /* Accent blue */
    --blob2-bg: rgba(0, 56, 168, 0.18);   /* TESDA logo blue */
    --blob3-bg: rgba(99, 102, 241, 0.25); /* Muted Indigo */
}

/* Dark Mode Gradients */
[data-bs-theme="dark"] {
    --blob1-bg: rgba(14, 165, 233, 0.22); /* Bright glow navy */
    --blob2-bg: rgba(30, 58, 138, 0.45);  /* Midnight core */
    --blob3-bg: rgba(37, 99, 235, 0.25);  /* Deep royal */
}

/* Layering, size and auto animation */
.blob1 {
    width: 45vw;
    height: 45vw;
    background: var(--blob1-bg);
    top: -10vw;
    left: -10vw;
    animation: driftBlobs1 24s infinite alternate ease-in-out;
}

.blob2 {
    width: 55vw;
    height: 40vw;
    background: var(--blob2-bg);
    bottom: -15vw;
    right: -10vw;
    animation: driftBlobs2 30s infinite alternate ease-in-out;
    animation-delay: -5s;
}

.blob3 {
    width: 35vw;
    height: 35vw;
    background: var(--blob3-bg);
    top: 30vh;
    left: 35vw;
    animation: driftBlobs3 28s infinite alternate ease-in-out;
    animation-delay: -10s;
}

@keyframes driftBlobs1 {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(10vw, 15vh) scale(1.15); }
}

@keyframes driftBlobs2 {
    0%   { transform: translate(0, 0) scale(1.1); }
    100% { transform: translate(-15vw, -10vh) scale(0.9); }
}

@keyframes driftBlobs3 {
    0%   { transform: translate(0, 0) scale(0.95); }
    100% { transform: translate(12vw, -12vh) scale(1.2); }
}

/* Responsiveness adjustments for smaller screens */
@media (max-width: 768px) {
    .bg-blob { filter: blur(50px); }
    .blob1 { width: 70vw; height: 70vw; }
    .blob2 { width: 80vw; height: 70vw; bottom: -25vw; right: -15vw; }
    .blob3 { width: 60vw; height: 60vw; left: 20vw; }
}