/* ============================================
   Digital-Receiving System - Global Styles
   ============================================ */

:root {
    --bg:           #0a0f1e;
    --surface:      #111827;
    --surface-2:    #1a2235;
    --border:       rgba(255, 255, 255, 0.07);
    --primary:      #3b82f6;
    --primary-dim:  rgba(59, 130, 246, 0.12);
    --danger:       #ef4444;
    --danger-dim:   rgba(239, 68, 68, 0.12);
    --success:      #10b981;
    --success-dim:  rgba(16, 185, 129, 0.12);
    --warning:      #f59e0b;
    --warning-dim:  rgba(245, 158, 11, 0.12);
    --text:         #f1f5f9;
    --text-muted:   #64748b;
    --text-subtle:  #94a3b8;
    --sidebar-w:    260px;
    --topbar-h:     64px;
    --radius:       12px;
    --shadow:       0 4px 24px rgba(0,0,0,0.4);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg);
    background-image:
        radial-gradient(at 20% 20%, rgba(59,130,246,0.15) 0, transparent 50%),
        radial-gradient(at 80% 80%, rgba(139,92,246,0.1) 0, transparent 50%);
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow);
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo-icon {
    width: 52px; height: 52px;
    background: var(--primary-dim);
    border: 1px solid rgba(59,130,246,0.3);
    border-radius: 14px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1rem;
}

.login-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.5px;
}

.login-logo p {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.form-group { margin-bottom: 1.25rem; }

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-subtle);
    margin-bottom: 0.5rem;
    letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

.form-group input::placeholder { color: var(--text-muted); }

select option {
    background-color: #111827 !important;
    color: #f1f5f9 !important;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    border: none;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover { background: #2563eb; box-shadow: 0 4px 12px rgba(59,130,246,0.35); }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #059669; }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; }

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-subtle);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

.btn-full { width: 100%; }
.btn:active { transform: scale(0.98); }

/* ============================================
   DASHBOARD LAYOUT
   ============================================ */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-w);
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
}

.sidebar-role-badge {
    margin: 1rem 1.5rem 0.5rem;
}

.sidebar-role-badge span {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    background: var(--primary-dim);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    border: 1px solid rgba(59,130,246,0.2);
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}
.sidebar-nav::-webkit-scrollbar {
    width: 5px;
}
.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}
.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Custom Thin Dark Scrollbar for containers */
.custom-scrollbar {
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.4);
}

.nav-links { list-style: none; padding: 0 0.75rem; }

.nav-links li { margin-bottom: 2px; }

.nav-links a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 0.875rem;
    border-radius: 8px;
    color: var(--text-subtle);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.15s ease;
}

.nav-links a:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.nav-links a.active { background: var(--primary-dim); color: var(--primary); }

.nav-icon { width: 18px; height: 18px; flex-shrink: 0; }

.sidebar-footer-nav {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
}

.nav-logout {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--danger);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 0.25rem;
    transition: opacity 0.2s;
}

.nav-logout:hover { opacity: 0.7; }

/* Overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 99;
}

/* Main Area */
.main-area {
    flex: 1;
    margin-left: var(--sidebar-w);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Topbar */
.topbar {
    height: var(--topbar-h);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 50;
}

.hamburger {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-subtle);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 6px;
    transition: color 0.2s;
}

.hamburger:hover { color: var(--text); }

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-left: auto;
}

.topbar-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.status-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 2px rgba(16,185,129,0.3);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 2px rgba(16,185,129,0.3); }
    50%       { box-shadow: 0 0 0 4px rgba(16,185,129,0.1); }
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    cursor: pointer;
}

.user-avatar {
    width: 34px; height: 34px;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: white;
}

.user-info { display: flex; flex-direction: column; line-height: 1.2; }
.user-name { font-size: 0.85rem; font-weight: 600; color: var(--text); }
.user-role { font-size: 0.72rem; color: var(--text-muted); }

/* Content */
.content-area { padding: 1.75rem; flex: 1; }

.page-header { margin-bottom: 1.75rem; }
.page-header h1 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.3px; color: var(--text); }
.page-header p  { font-size: 0.875rem; color: var(--text-muted); margin-top: 0.25rem; }

/* ============================================
   CARDS & PANELS
   ============================================ */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    margin-bottom: 1.25rem;
}

.card-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-icon.blue   { background: var(--primary-dim); color: var(--primary); }
.card-icon.green  { background: var(--success-dim); color: var(--success); }
.card-icon.amber  { background: var(--warning-dim); color: var(--warning); }
.card-icon.red    { background: var(--danger-dim);  color: var(--danger);  }

.card-title { font-size: 1rem; font-weight: 600; color: var(--text); }
.card-subtitle { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.15rem; }

/* Stats Row */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-value { font-size: 1.6rem; font-weight: 700; color: var(--text); }
.stat-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.15rem; }

/* ============================================
   TABLE
   ============================================ */
.table-wrap { overflow-x: auto; border-radius: 8px; }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table thead th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: rgba(10, 15, 30, 0.5);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table tbody td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-subtle);
    vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: rgba(255,255,255,0.02); }

/* Status badges & UI Chips */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.28rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    letter-spacing: 0.3px;
}

/* Green / Success / Verified */
.badge-green, .badge-success, .bg-green {
    background: var(--success-dim, rgba(16,185,129,0.15));
    color: var(--success, #10b981);
    border: 1px solid rgba(16,185,129,0.25);
}

/* Red / Danger / Reversed */
.badge-red, .badge-danger, .badge-rejected, .bg-red {
    background: var(--danger-dim, rgba(239,68,68,0.15));
    color: var(--danger, #ef4444);
    border: 1px solid rgba(239,68,68,0.25);
}

/* Amber / Yellow / Warning / Pending */
.badge-amber, .badge-yellow, .badge-warning, .badge-pending, .bg-yellow {
    background: var(--warning-dim, rgba(245,158,11,0.15));
    color: var(--warning, #f59e0b);
    border: 1px solid rgba(245,158,11,0.25);
}

/* Blue / Primary / Info */
.badge-blue, .badge-primary, .badge-info, .bg-blue {
    background: var(--primary-dim, rgba(59,130,246,0.15));
    color: var(--primary, #3b82f6);
    border: 1px solid rgba(59,130,246,0.25);
}

/* Orange / Notice */
.badge-orange {
    background: rgba(249,115,22,0.15);
    color: #f97316;
    border: 1px solid rgba(249,115,22,0.25);
}

/* Gray / Secondary / Neutral */
.badge-gray, .badge-secondary, .badge-neutral, .bg-secondary {
    background: rgba(255,255,255,0.08);
    color: var(--text-subtle, #94a3b8);
    border: 1px solid rgba(255,255,255,0.12);
}

/* Icon Buttons & Table Actions */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 8px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-subtle);
    cursor: pointer;
    transition: all 0.2s ease;
    outline: none;
}
.btn-icon:hover {
    background: var(--surface-hover, rgba(255,255,255,0.06));
    color: var(--text);
    border-color: var(--border);
}
.btn-icon.text-red, .btn-icon.danger {
    color: var(--danger, #ef4444);
    background: transparent;
}
.btn-icon.text-red:hover, .btn-icon.danger:hover {
    background: var(--danger-dim, rgba(239,68,68,0.15));
    border-color: rgba(239,68,68,0.3);
    color: #f87171;
}
.btn-icon.text-primary, .btn-icon.primary {
    color: var(--primary, #3b82f6);
    background: transparent;
}
.btn-icon.text-primary:hover, .btn-icon.primary:hover {
    background: var(--primary-dim, rgba(59,130,246,0.15));
    border-color: rgba(59,130,246,0.3);
    color: #60a5fa;
}
.btn-icon.success {
    color: var(--success, #10b981);
    background: transparent;
}
.btn-icon.success:hover {
    background: var(--success-dim, rgba(16,185,129,0.15));
    border-color: rgba(16,185,129,0.3);
    color: #34d399;
}
.btn-icon.warning {
    color: var(--warning, #f59e0b);
    background: transparent;
}
.btn-icon.warning:hover {
    background: var(--warning-dim, rgba(245,158,11,0.15));
    border-color: rgba(245,158,11,0.3);
    color: #fbbf24;
}

/* ============================================
   FORM GRID
   ============================================ */
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ============================================
   FOOTER
   ============================================ */
.main-footer {
    text-align: center;
    padding: 1rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.78rem;
    border-top: 1px solid var(--border);
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay.open {
        display: block;
    }

    .main-area {
        margin-left: 0;
    }

    .hamburger { display: flex; }

    .topbar-status { display: none; }

    .content-area { padding: 1rem; }

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

    .form-grid-2 { grid-template-columns: 1fr; }

    .user-info { display: none; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: 0.875rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
    font-weight: 500;
}
.alert-success { background: rgba(16,185,129,0.12); color: #10b981; border: 1px solid rgba(16,185,129,0.2); }
.alert-error   { background: rgba(239,68,68,0.12);  color: #ef4444; border: 1px solid rgba(239,68,68,0.2);  }
.alert-warning { background: rgba(245,158,11,0.12); color: #f59e0b; border: 1px solid rgba(245,158,11,0.2); }

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    padding: 0.875rem 1.25rem;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 500;
    color: #fff;
    z-index: 9999;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    max-width: 320px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast-success { background: #10b981; }
.toast-error   { background: #ef4444; }

/* ============================================
   SELECT2 DARK THEME OVERRIDES
   ============================================ */
.select2-container--default .select2-selection--single {
    background-color: var(--bg, #0b1120) !important;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.15)) !important;
    border-radius: 8px !important;
    height: 42px !important;
    display: flex !important;
    align-items: center !important;
}
.select2-container--default .select2-selection--single .select2-selection__rendered {
    color: #f8fafc !important;
    padding-left: 0.75rem !important;
    font-size: 0.875rem !important;
    font-weight: 500 !important;
}
.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 40px !important;
    right: 8px !important;
}
.select2-container--default .select2-selection--single .select2-selection__arrow b {
    border-color: #94a3b8 transparent transparent transparent !important;
}

/* Dropdown Container */
.select2-dropdown {
    background-color: #1e293b !important;
    border: 1px solid rgba(59, 130, 246, 0.4) !important;
    border-radius: 8px !important;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7) !important;
    z-index: 999999 !important;
    overflow: hidden !important;
}

/* Search Box inside Dropdown */
.select2-search--dropdown {
    padding: 0.6rem !important;
    background-color: #1e293b !important;
}
.select2-search--dropdown .select2-search__field {
    background-color: #0f172a !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    border-radius: 6px !important;
    color: #ffffff !important;
    padding: 0.6rem 0.75rem !important;
    font-size: 0.875rem !important;
    outline: none !important;
}
.select2-search--dropdown .select2-search__field:focus {
    border-color: #3b82f6 !important;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25) !important;
}

/* Options List Container & Custom Dark Scrollbar */
.select2-results__options {
    background-color: #1e293b !important;
    padding: 0.25rem !important;
    max-height: 240px !important;
}
.select2-results__options::-webkit-scrollbar {
    width: 6px;
}
.select2-results__options::-webkit-scrollbar-track {
    background: #0f172a;
    border-radius: 4px;
}
.select2-results__options::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 4px;
}
.select2-results__options::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* Regular Options */
.select2-results__option {
    color: #cbd5e1 !important;
    padding: 0.6rem 0.85rem !important;
    font-size: 0.85rem !important;
    border-radius: 6px !important;
    margin-bottom: 2px !important;
    transition: background 0.15s ease, color 0.15s ease !important;
}

/* Hovered / Highlighted Option */
.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background-color: #2563eb !important;
    color: #ffffff !important;
    font-weight: 600 !important;
}

/* Selected Option State (Fix for invisible white text on light gray) */
.select2-container--default .select2-results__option[aria-selected=true] {
    background-color: rgba(59, 130, 246, 0.22) !important;
    color: #60a5fa !important;
    font-weight: 600 !important;
}

/* Selected + Highlighted Option State */
.select2-container--default .select2-results__option--highlighted[aria-selected=true] {
    background-color: #2563eb !important;
    color: #ffffff !important;
}