/* =============================================
   Enterslice IT Infrastructure
   Premium Clean Theme — White Sidebar
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    --sidebar-width: 256px;
    --header-height: 62px;

    /* Brand */
    --primary:       #4f46e5;
    --primary-dark:  #3730a3;
    --primary-light: #818cf8;
    --primary-50:    #eef2ff;
    --primary-100:   #e0e7ff;

    /* Page */
    --bg-page:    #f5f6fa;
    --bg-card:    #ffffff;

    /* Borders */
    --border:     #e8eaf0;
    --border-xs:  #f0f2f7;

    /* Text */
    --txt-1: #111827;
    --txt-2: #4b5563;
    --txt-3: #9ca3af;

    /* Shadows */
    --sh-xs: 0 1px 2px rgba(16,24,40,.04);
    --sh-sm: 0 1px 4px rgba(16,24,40,.06), 0 1px 2px rgba(16,24,40,.04);
    --sh-md: 0 4px 16px rgba(16,24,40,.08);
    --sh-lg: 0 12px 40px rgba(16,24,40,.12);
    --sh-pr: 0 4px 14px rgba(79,70,229,.28);

    /* Sidebar (white) */
    --sb-bg:          #ffffff;
    --sb-border:      #e8eaf0;
    --sb-txt:         #6b7280;
    --sb-txt-active:  #111827;
    --sb-icon:        #9ca3af;
    --sb-icon-active: #4f46e5;
    --sb-hover-bg:    #f5f6fa;
    --sb-active-bg:   #eef2ff;
    --sb-label:       #b0b7c3;
}

/* =============================================
   BASE
   ============================================= */
*, *::before, *::after { box-sizing: border-box; }

body {
    background: var(--bg-page);
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    font-size: 0.875rem;
    color: var(--txt-1);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

/* =============================================
   SIDEBAR — WHITE / CLEAN
   ============================================= */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sb-bg);
    border-right: 1px solid var(--sb-border);
    height: 100vh;
    position: fixed;
    top: 0; left: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: #e8eaf0 transparent;
    box-shadow: var(--sh-sm);
}

.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-thumb { background: #e8eaf0; border-radius: 3px; }

/* Brand */
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0 1.1rem;
    height: var(--header-height);
    text-decoration: none;
    border-bottom: 1px solid var(--sb-border);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 2;
}

.brand-icon {
    width: 34px; height: 34px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-size: 1rem;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(79,70,229,.35);
}

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }

.brand-name {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--txt-1);
    letter-spacing: -.02em;
}

.brand-sub {
    font-size: 0.62rem;
    color: var(--txt-3);
    font-weight: 400;
    letter-spacing: .04em;
    text-transform: uppercase;
}

/* Nav */
.nav-section { padding: 0.75rem 0.85rem 0.5rem; }

.nav-label {
    display: block;
    font-size: 0.62rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--sb-label);
    padding: 0.9rem 0.6rem 0.3rem;
}

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.52rem 0.7rem;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--sb-txt);
    text-decoration: none;
    transition: background .15s, color .15s;
    margin-bottom: 1px;
    border: none;
    width: 100%;
    background: transparent;
    cursor: pointer;
    text-align: left;
    position: relative;
}

.sidebar .nav-link i {
    font-size: 1rem;
    width: 18px;
    text-align: center;
    color: var(--sb-icon);
    flex-shrink: 0;
    transition: color .15s;
}

.sidebar .nav-link:hover {
    background: var(--sb-hover-bg);
    color: var(--txt-1);
}

.sidebar .nav-link:hover i { color: var(--primary); }

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

.sidebar .nav-link.active i { color: var(--primary); }

.sidebar .nav-link.active::after {
    content: '';
    position: absolute;
    right: 0; top: 25%; bottom: 25%;
    width: 3px;
    background: var(--primary);
    border-radius: 3px 0 0 3px;
}

.sidebar .nav-link .badge {
    margin-left: auto;
    font-size: 0.63rem;
    padding: 0.18rem 0.5rem;
    border-radius: 20px;
}

.nav-section-divider {
    height: 1px;
    background: var(--border);
    margin: 0.6rem 0.85rem;
}

/* =============================================
   MAIN CONTENT
   ============================================= */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-page);
}

/* =============================================
   TOP NAVBAR
   ============================================= */
.top-navbar {
    background: #fff;
    border-bottom: 1px solid var(--border);
    height: var(--header-height);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0; z-index: 999;
    box-shadow: var(--sh-xs);
}

.top-navbar .breadcrumb { background: none; margin: 0; padding: 0; }
.top-navbar .breadcrumb-item + .breadcrumb-item::before { color: var(--txt-3); }
.top-navbar .breadcrumb-item a {
    color: var(--primary); text-decoration: none; font-weight: 500; font-size: 0.8rem;
}
.top-navbar .breadcrumb-item.active { color: var(--txt-2); font-size: 0.8rem; }

/* =============================================
   PAGE CONTENT
   ============================================= */
.page-content { padding: 1.75rem; flex: 1; }

/* =============================================
   PAGE HEADER
   ============================================= */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

.page-header h4 {
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--txt-1);
    margin: 0;
    letter-spacing: -.025em;
}

/* =============================================
   CARDS
   ============================================= */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--sh-sm);
}

.card-header {
    background: #fff;
    border-bottom: 1px solid var(--border-xs);
    padding: 0.9rem 1.25rem;
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: 12px 12px 0 0 !important;
    color: var(--txt-1);
}

.card-body { padding: 1.25rem; }

.card-footer {
    background: #fafbfc;
    border-top: 1px solid var(--border);
    border-radius: 0 0 12px 12px !important;
    padding: 0.75rem 1.25rem;
}

/* =============================================
   STAT CARDS
   ============================================= */
.stat-card {
    border-radius: 12px;
    box-shadow: var(--sh-sm);
    border: 1px solid var(--border);
    transition: transform .2s ease, box-shadow .2s ease;
    overflow: hidden;
}

.stat-card:hover { transform: translateY(-2px); box-shadow: var(--sh-md); }

.stat-card .card-body {
    padding: 1.2rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 46px; height: 46px;
    border-radius: 11px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.stat-value {
    font-size: 1.65rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -.04em;
    color: var(--txt-1);
}

.stat-label {
    font-size: 0.72rem;
    color: var(--txt-3);
    font-weight: 500;
    margin-top: 3px;
    letter-spacing: .03em;
}

/* Gradient stat cards */
.stat-card-primary { background: linear-gradient(135deg,#4f46e5,#6366f1); border:none; }
.stat-card-primary .stat-value,
.stat-card-primary .stat-label  { color:#fff; }
.stat-card-primary .stat-icon   { background:rgba(255,255,255,.18); color:#fff; }

.stat-card-success { background: linear-gradient(135deg,#059669,#10b981); border:none; }
.stat-card-success .stat-value,
.stat-card-success .stat-label  { color:#fff; }
.stat-card-success .stat-icon   { background:rgba(255,255,255,.18); color:#fff; }

.stat-card-info    { background: linear-gradient(135deg,#0284c7,#0ea5e9); border:none; }
.stat-card-info .stat-value,
.stat-card-info .stat-label     { color:#fff; }
.stat-card-info .stat-icon      { background:rgba(255,255,255,.18); color:#fff; }

.stat-card-warning { background: linear-gradient(135deg,#d97706,#f59e0b); border:none; }
.stat-card-warning .stat-value,
.stat-card-warning .stat-label  { color:#fff; }
.stat-card-warning .stat-icon   { background:rgba(255,255,255,.18); color:#fff; }

.stat-card-danger  { background: linear-gradient(135deg,#dc2626,#ef4444); border:none; }
.stat-card-danger .stat-value,
.stat-card-danger .stat-label   { color:#fff; }
.stat-card-danger .stat-icon    { background:rgba(255,255,255,.18); color:#fff; }

/* =============================================
   TABLES
   ============================================= */
.table-card {
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--sh-sm);
    overflow: hidden;
}

.table { margin: 0; font-size: 0.82rem; }

.table thead th {
    background: #f9fafb;
    color: var(--txt-2);
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: .07em;
    border-bottom: 1px solid var(--border);
    padding: 0.7rem 1rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.72rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-xs);
    color: var(--txt-1);
}

.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr { transition: background .1s; }
.table tbody tr:hover td { background: #fafbff; }

/* =============================================
   BADGES & PILLS
   ============================================= */
.badge {
    font-weight: 600;
    font-size: 0.68rem;
    letter-spacing: .02em;
    padding: 0.28rem 0.6rem;
    border-radius: 6px;
}

.badge-available { background:#d1fae5!important; color:#065f46!important; }
.badge-allotted  { background:#dbeafe!important; color:#1e40af!important; }
.badge-in_repair { background:#fef3c7!important; color:#92400e!important; }
.badge-sold      { background:#f1f5f9!important; color:#475569!important; }
.badge-disposed  { background:#fee2e2!important; color:#991b1b!important; }

.status-pill {
    display: inline-flex; align-items: center;
    font-size: 0.7rem; font-weight: 600;
    padding: 0.22rem 0.65rem;
    border-radius: 20px;
    letter-spacing: .02em;
}

.ticket-open        { background:#ede9fe; color:#5b21b6; }
.ticket-in_progress { background:#fef3c7; color:#92400e; }
.ticket-resolved    { background:#d1fae5; color:#065f46; }
.ticket-closed      { background:#f1f5f9; color:#475569; }
.ticket-cancelled   { background:#fee2e2; color:#991b1b; }

.priority-low      { background:#d1fae5; color:#065f46; }
.priority-medium   { background:#fef9c3; color:#78350f; }
.priority-high     { background:#fee2e2; color:#991b1b; }
.priority-critical { background:#1e0a0a; color:#fca5a5; }

/* =============================================
   BUTTONS
   ============================================= */
.btn {
    font-weight: 500;
    font-size: 0.82rem;
    border-radius: 8px;
    transition: all .17s ease;
    letter-spacing: .01em;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    box-shadow: var(--sh-pr);
    transform: translateY(-1px);
    color: #fff;
}

.btn-sm { font-size: 0.77rem; padding: 0.28rem 0.7rem; border-radius: 7px; }

.btn-outline-primary { color: var(--primary); border-color: #c7d2fe; }
.btn-outline-primary:hover { background: var(--primary-50); color: var(--primary-dark); border-color: var(--primary); }

.btn-outline-secondary { border-color: var(--border); color: var(--txt-2); }
.btn-outline-secondary:hover { background: var(--bg-page); color: var(--txt-1); border-color: #c8ccd6; }

.btn-outline-danger { border-color: #fecaca; color: #dc2626; }
.btn-outline-danger:hover { background: #fef2f2; border-color: #fca5a5; color: #b91c1c; }

.btn-outline-info { border-color: #bae6fd; color: #0284c7; }
.btn-outline-info:hover { background: #f0f9ff; border-color: #7dd3fc; color: #0369a1; }

.btn-outline-warning { border-color: #fde68a; color: #d97706; }
.btn-outline-warning:hover { background: #fffbeb; border-color: #fcd34d; color: #b45309; }

/* =============================================
   FORMS
   ============================================= */
.form-control, .form-select {
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.865rem;
    color: var(--txt-1);
    padding: 0.48rem 0.85rem;
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(99,102,241,.1);
    outline: none;
}

.form-control::placeholder { color: var(--txt-3); }

.form-label {
    font-weight: 600;
    font-size: 0.77rem;
    color: var(--txt-2);
    letter-spacing: .04em;
    text-transform: uppercase;
    margin-bottom: 0.3rem;
    display: block;
}

.form-control-sm, .form-select-sm {
    font-size: 0.81rem;
    padding: 0.32rem 0.72rem;
    border-radius: 7px;
}

.form-text { font-size: 0.75rem; color: var(--txt-3); }

/* =============================================
   FILTER BAR
   ============================================= */
.filter-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.8rem 1.2rem;
    margin-bottom: 1.2rem;
    box-shadow: var(--sh-xs);
}

/* =============================================
   FOOTER
   ============================================= */
footer {
    border-top: 1px solid var(--border) !important;
    background: #fff !important;
    padding: 0.8rem 1.75rem !important;
}

/* =============================================
   AUTH PAGES
   ============================================= */
.auth-wrapper {
    min-height: 100vh;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(99,102,241,.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(124,58,237,.1) 0%, transparent 50%),
        linear-gradient(160deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-card {
    border-radius: 18px;
    border: none;
    box-shadow: 0 30px 80px rgba(0,0,0,.3), 0 0 0 1px rgba(255,255,255,.06);
    background: #fff;
}

/* =============================================
   UTILITY
   ============================================= */
.x-small { font-size: 0.72rem; }

code {
    font-size: 0.77rem;
    background: var(--primary-50);
    color: var(--primary);
    padding: 0.14rem 0.42rem;
    border-radius: 5px;
    font-family: 'JetBrains Mono','Fira Code','Consolas', monospace;
}

/* Pagination */
.pagination { gap: 3px; }
.page-link {
    border-radius: 7px !important;
    font-size: 0.79rem;
    color: var(--primary);
    border-color: var(--border);
    padding: 0.32rem 0.62rem;
}
.page-item.active .page-link { background: var(--primary); border-color: var(--primary); }
.page-link:hover { background: var(--primary-50); color: var(--primary-dark); border-color: var(--border); }

/* Avatar */
.avatar-circle {
    width: 32px; height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.78rem;
    font-weight: 700;
    flex-shrink: 0;
    letter-spacing: -.01em;
}

/* Dropdown */
.dropdown-menu {
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: var(--sh-lg);
    padding: 0.4rem;
    font-size: 0.82rem;
    background: #fff;
}

.dropdown-item {
    border-radius: 7px;
    padding: 0.42rem 0.8rem;
    font-weight: 500;
    color: var(--txt-1);
    transition: background .12s;
}
.dropdown-item:hover { background: var(--primary-50); color: var(--primary); }
.dropdown-item.text-danger:hover { background: #fef2f2; color: #b91c1c; }

/* Alert error inline */
.alert-inline-error {
    background: #fef2f2;
    border-left: 3px solid #ef4444;
    border-radius: 9px;
    padding: 0.85rem 1rem;
    margin-bottom: 1rem;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.show { transform: translateX(0); box-shadow: var(--sh-lg); }
    .main-content { margin-left: 0; }
    .page-content { padding: 1rem; }
}