/* ============================================================
   BSSCS — Bar Stocksheet & Sales Control System
   Stylesheet — Industrial/Utilitarian Dark Theme
   ============================================================ */

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

:root {
    --bg-primary:    #0d0f14;
    --bg-secondary:  #141720;
    --bg-card:       #1a1e2a;
    --bg-hover:      #1f2435;
    --border:        #2a2f40;
    --border-light:  #353a50;

    --text-primary:  #e8eaf0;
    --text-secondary:#8b91a8;
    --text-muted:    #555e78;

    --accent:        #f59e0b;
    --accent-dim:    rgba(245,158,11,0.15);
    --accent-hover:  #fbbf24;

    --green:         #10b981;
    --green-dim:     rgba(16,185,129,0.12);
    --red:           #ef4444;
    --red-dim:       rgba(239,68,68,0.12);
    --blue:          #3b82f6;
    --blue-dim:      rgba(59,130,246,0.12);
    --purple:        #8b5cf6;

    --font-main:    'IBM Plex Sans', sans-serif;
    --font-mono:    'IBM Plex Mono', monospace;

    --radius:        6px;
    --radius-lg:     10px;
    --shadow:        0 4px 20px rgba(0,0,0,0.4);
    --shadow-sm:     0 2px 8px rgba(0,0,0,0.3);

    --sidebar-w:     260px;
}

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

html, body {
    height: 100%;
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.6;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }

/* ── LAYOUT ── */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* ── SIDEBAR ── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0; top: 0; bottom: 0;
    z-index: 100;
    transition: transform .3s ease;
}

.sidebar-brand {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border);
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.brand-icon {
    width: 36px; height: 36px;
    background: var(--accent);
    border-radius: var(--radius);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.brand-text {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.brand-sub {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.sidebar-user {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--accent-dim);
}

.user-name {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary);
}

.user-role {
    font-size: 11px;
    color: var(--accent);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.user-branch {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
}

.nav-section-label {
    padding: 8px 20px 4px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-family: var(--font-mono);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    transition: all .15s ease;
    border-left: 3px solid transparent;
    position: relative;
}

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-left-color: var(--border-light);
}

.nav-item.active {
    background: var(--accent-dim);
    color: var(--accent);
    border-left-color: var(--accent);
}

.nav-item .nav-icon {
    width: 18px;
    text-align: center;
    font-size: 15px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 12px;
    background: var(--red-dim);
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: var(--radius);
    color: var(--red);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all .15s;
}
.btn-logout:hover { background: rgba(239,68,68,0.2); color: var(--red); }

/* ── MAIN CONTENT ── */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── TOPBAR ── */
.topbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 14px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.page-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ── PAGE BODY ── */
.page-body {
    padding: 24px 28px;
    flex: 1;
}

/* ── STAT CARDS ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    position: relative;
    overflow: hidden;
    transition: border-color .2s;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
}

.stat-card.amber::before  { background: var(--accent); }
.stat-card.green::before  { background: var(--green); }
.stat-card.red::before    { background: var(--red); }
.stat-card.blue::before   { background: var(--blue); }
.stat-card.purple::before { background: var(--purple); }

.stat-card:hover { border-color: var(--border-light); }

.stat-label {
    font-size: 11px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
    line-height: 1;
}

.stat-value.amber  { color: var(--accent); }
.stat-value.green  { color: var(--green); }
.stat-value.red    { color: var(--red); }

.stat-meta {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* ── CARDS ── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body { padding: 20px; }

/* ── BUTTONS ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all .15s;
    font-family: var(--font-main);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); color: #000; }

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

.btn-danger {
    background: var(--red-dim);
    color: var(--red);
    border-color: rgba(239,68,68,0.3);
}
.btn-danger:hover { background: rgba(239,68,68,0.25); }

.btn-secondary {
    background: var(--bg-hover);
    color: var(--text-secondary);
    border-color: var(--border-light);
}
.btn-secondary:hover { color: var(--text-primary); }

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-lg { padding: 11px 22px; font-size: 15px; }

/* ── TABLES ── */
.table-wrapper {
    overflow-x: auto;
}

.bsscs-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.bsscs-table thead tr {
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--border-light);
}

.bsscs-table th {
    padding: 10px 14px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    white-space: nowrap;
}

.bsscs-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    vertical-align: middle;
}

.bsscs-table tr:hover td { background: var(--bg-hover); }

.bsscs-table tfoot td {
    background: var(--bg-secondary);
    border-top: 2px solid var(--border-light);
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent);
    padding: 12px 14px;
}

/* ── INLINE EDITABLE INPUT ── */
.inline-input {
    width: 90px;
    padding: 5px 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 13px;
    text-align: center;
    transition: all .15s;
}

.inline-input:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--bg-hover);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.inline-input:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.inline-input.saving {
    border-color: var(--blue);
    animation: pulse-blue 0.5s ease;
}

.inline-input.saved {
    border-color: var(--green);
}

@keyframes pulse-blue {
    0%, 100% { box-shadow: 0 0 0 0 var(--blue-dim); }
    50%       { box-shadow: 0 0 0 4px var(--blue-dim); }
}

/* ── BADGES ── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-mono);
}

.badge-amber  { background: var(--accent-dim); color: var(--accent); }
.badge-green  { background: var(--green-dim); color: var(--green); }
.badge-red    { background: var(--red-dim); color: var(--red); }
.badge-blue   { background: var(--blue-dim); color: var(--blue); }
.badge-purple { background: rgba(139,92,246,0.12); color: var(--purple); }

/* ── FORMS ── */
.form-group { margin-bottom: 16px; }

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: var(--font-mono);
}

.form-control {
    width: 100%;
    padding: 9px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 13.5px;
    transition: all .15s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

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

/* ── SELECT2 OVERRIDES ── */
.select2-container--default .select2-selection--single {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius) !important;
    height: 38px !important;
    display: flex !important;
    align-items: center !important;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--text-primary) !important;
    line-height: 1 !important;
    padding-left: 12px !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 36px !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow b {
    border-color: var(--text-muted) transparent transparent !important;
}

.select2-dropdown {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow) !important;
}

.select2-search--dropdown .select2-search__field {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius) !important;
    padding: 6px 10px !important;
}

.select2-results__option {
    color: var(--text-secondary) !important;
    padding: 8px 12px !important;
    font-size: 13px !important;
}

.select2-results__option--highlighted {
    background: var(--accent-dim) !important;
    color: var(--accent) !important;
}

.select2-results__option[aria-selected="true"] {
    background: var(--accent-dim) !important;
    color: var(--accent) !important;
}

/* ── LOGIN PAGE ── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.login-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 30%, rgba(245,158,11,0.05) 0%, transparent 70%),
        radial-gradient(ellipse 40% 60% at 80% 70%, rgba(59,130,246,0.04) 0%, transparent 70%);
}

.login-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.3;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow);
}

.login-logo {
    text-align: center;
    margin-bottom: 28px;
}

.login-logo .icon {
    width: 56px; height: 56px;
    background: var(--accent);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 26px;
    margin: 0 auto 14px;
}

.login-logo h1 {
    font-family: var(--font-mono);
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
}

.login-logo p {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 4px;
}

/* ── ALERT BOX ── */
.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 13px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-danger  { background: var(--red-dim); border: 1px solid rgba(239,68,68,0.3); color: var(--red); }
.alert-success { background: var(--green-dim); border: 1px solid rgba(16,185,129,0.3); color: var(--green); }
.alert-warning { background: var(--accent-dim); border: 1px solid rgba(245,158,11,0.3); color: var(--accent); }
.alert-info    { background: var(--blue-dim); border: 1px solid rgba(59,130,246,0.3); color: var(--blue); }

/* ── HAMBURGER ── */
.menu-toggle {
    display: none; /* hidden on desktop; shown via mobile media query */
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
}

/* ── MODAL ── */
.modal-content {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-lg) !important;
    color: var(--text-primary) !important;
}

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

.modal-header .modal-title { font-weight: 600; font-size: 15px; }

.modal-footer {
    border-top: 1px solid var(--border) !important;
    padding: 14px 20px !important;
}

.btn-close { filter: invert(1) opacity(0.5); }

/* ── DataTables Override ── */
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius) !important;
    color: var(--text-primary) !important;
    padding: 5px 10px !important;
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
    color: var(--text-muted) !important;
    font-size: 12px !important;
    margin-top: 12px !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    color: var(--text-secondary) !important;
    border-radius: var(--radius) !important;
    padding: 4px 10px !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--accent-dim) !important;
    border: 1px solid var(--accent) !important;
    color: var(--accent) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--bg-hover) !important;
    color: var(--text-primary) !important;
}

/* ── VARIANCE WARNING ── */
.variance-warn {
    background: var(--red-dim) !important;
}

.variance-warn td {
    color: var(--red) !important;
}

/* ── COMPUTED ROW ── */
.computed-row td { opacity: 0.6; }

/* ── LOADING SPINNER ── */
.spinner {
    display: inline-block;
    width: 18px; height: 18px;
    border: 2px solid var(--border-light);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── MONO NUMBERS ── */
.mono { font-family: var(--font-mono); }

/* ═══════════════════════════════════════════
   MOBILE — full no-scroll experience
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {

    /* ── Lock viewport, no bounce scroll ── */
    html, body {
        overflow: hidden;
        height: 100%;
        position: fixed;
        width: 100%;
    }

    .app-wrapper {
        flex-direction: column;
        height: 100vh;
        overflow: hidden;
    }

    /* ── Sidebar: full-screen overlay ── */
    .sidebar {
        position: fixed;
        top: 0; left: 0; bottom: 0;
        width: 100vw;
        transform: translateX(-100%);
        z-index: 200;
        transition: transform .25s cubic-bezier(.4,0,.2,1);
    }

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

    /* Close sidebar when overlay tapped */
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.6);
        z-index: 199;
    }

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

    /* ── Main content: full height flex column ── */
    .main-content {
        margin-left: 0;
        height: 100vh;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    /* ── Topbar: fixed height, no wrap ── */
    .topbar {
        flex-shrink: 0;
        padding: 10px 14px;
        min-height: 54px;
        align-items: center;
    }

    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px; height: 36px;
        background: var(--bg-hover);
        border: 1px solid var(--border-light);
        border-radius: var(--radius);
        font-size: 18px;
        flex-shrink: 0;
    }

    .page-title { font-size: 14px; }
    .page-subtitle { display: none; }

    .topbar-right .badge {
        display: none;
    }
    /* Show only the first badge (working date / role) */
    .topbar-right .badge:first-child {
        display: inline-flex;
        font-size: 10px;
        padding: 3px 7px;
    }

    /* ── Page body: scrollable area between topbar and bottom nav ── */
    .page-body {
        flex: 1;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        padding: 12px;
        padding-bottom: 70px; /* room for bottom nav */
    }

    /* ── Stats grid: 2-col, compact ── */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        margin-bottom: 14px;
    }

    .stat-card { padding: 12px 14px; }

    .stat-value { font-size: 20px; }

    /* ── Cards ── */
    .card { border-radius: var(--radius); }
    .card-header {
        padding: 12px 14px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .card-body { padding: 12px; }

    /* ── STOCKSHEET TABLE → CARD LIST on mobile ── */
    .table-wrapper {
        overflow-x: hidden; /* kill horizontal scroll */
    }

    /* Desktop table columns hidden on mobile */
    .bsscs-table { display: block; }

    .bsscs-table thead { display: none; } /* hide headers */

    .bsscs-table tbody { display: block; }

    .bsscs-table tfoot { display: block; }

    .bsscs-table tr {
        display: flex;
        flex-direction: column;
        background: var(--bg-secondary);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        margin-bottom: 10px;
        padding: 12px 14px;
        gap: 0;
    }

    .bsscs-table tr:hover td { background: transparent; }

    .bsscs-table td {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 5px 0;
        border-bottom: 1px solid var(--border);
        font-size: 13px;
        min-height: 34px;
    }

    .bsscs-table td:last-child { border-bottom: none; }

    /* Label from data-label attribute */
    .bsscs-table td::before {
        content: attr(data-label);
        font-size: 10px;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.8px;
        color: var(--text-muted);
        font-family: var(--font-mono);
        flex-shrink: 0;
        margin-right: 10px;
    }

    /* Hide serial number cell on mobile */
    .bsscs-table td.mobile-hide { display: none; }

    /* Tfoot row */
    .bsscs-table tfoot tr {
        background: var(--accent-dim);
        border: 1px solid rgba(245,158,11,0.3);
    }

    .bsscs-table tfoot td {
        border-bottom: 1px solid rgba(245,158,11,0.15);
        padding: 6px 0;
    }

    /* ── Inline inputs: touch-friendly ── */
    .inline-input {
        width: 80px;
        height: 38px;
        font-size: 16px; /* prevents iOS zoom */
        padding: 6px 10px;
        text-align: right;
        border-radius: var(--radius);
    }

    /* ── Form controls: no zoom on focus ── */
    .form-control,
    select.form-control,
    input.form-control {
        font-size: 16px !important; /* prevents iOS auto-zoom */
        height: 42px;
    }

    /* ── Buttons ── */
    .btn { font-size: 13px; padding: 9px 14px; }
    .btn-lg { width: 100%; justify-content: center; }

    /* ── Filter row: stack vertically ── */
    .d-flex.gap-2.flex-wrap {
        flex-direction: column;
        gap: 10px !important;
    }

    .d-flex.gap-2.flex-wrap > * {
        width: 100% !important;
        min-width: unset !important;
    }

    .d-flex.gap-2.flex-wrap [style*="padding-top"] {
        padding-top: 0 !important;
    }

    /* ── Bottom nav bar (mobile only) ── */
    .mobile-bottom-nav {
        display: flex !important;
        position: fixed;
        bottom: 0; left: 0; right: 0;
        height: 58px;
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-light);
        z-index: 150;
    }

    .mobile-bottom-nav a {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 3px;
        color: var(--text-muted);
        text-decoration: none;
        font-size: 10px;
        font-weight: 600;
        font-family: var(--font-mono);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        transition: color .15s;
        padding: 6px 4px;
        border-top: 2px solid transparent;
    }

    .mobile-bottom-nav a.active {
        color: var(--accent);
        border-top-color: var(--accent);
    }

    .mobile-bottom-nav a .nav-icon {
        font-size: 20px;
        line-height: 1;
    }

    /* ── Modal: full screen on mobile ── */
    .modal-dialog {
        margin: 0 !important;
        max-width: 100% !important;
        height: 100vh;
        display: flex;
        align-items: flex-end;
    }

    .modal-content {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
        border-left: none !important;
        border-right: none !important;
        border-bottom: none !important;
        max-height: 90vh;
        overflow-y: auto;
    }

    /* ── DataTables: hide pagination controls to save space ── */
    .dataTables_wrapper .dataTables_filter,
    .dataTables_wrapper .dataTables_length,
    .dataTables_wrapper .dataTables_info,
    .dataTables_wrapper .dataTables_paginate {
        display: none !important;
    }

    /* ── Compute/Action buttons: full width ── */
    #computeBtn {
        width: 100%;
        justify-content: center;
        margin-top: 8px;
    }

    /* ── Select2 full width ── */
    .select2-container { width: 100% !important; }
}

/* ── Bottom nav: hidden on desktop ── */
.mobile-bottom-nav { display: none; }


/* ── UTILITIES ── */
.text-amber   { color: var(--accent); }
.text-green   { color: var(--green); }
.text-red     { color: var(--red); }
.text-blue    { color: var(--blue); }
.text-muted   { color: var(--text-muted); }
.text-right   { text-align: right; }
.text-center  { text-align: center; }
.fw-bold      { font-weight: 700; }
.mt-1 { margin-top: 6px; }
.mt-2 { margin-top: 12px; }
.mt-3 { margin-top: 20px; }
.mb-1 { margin-bottom: 6px; }
.mb-2 { margin-bottom: 12px; }
.mb-3 { margin-bottom: 20px; }
.gap-2 { gap: 8px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }

.swal2-popup {
    background: var(--bg-card) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-lg) !important;
}

.swal2-title { color: var(--text-primary) !important; }
.swal2-html-container { color: var(--text-secondary) !important; }
.swal2-confirm { background: var(--accent) !important; color: #000 !important; }
.swal2-cancel { background: var(--bg-hover) !important; color: var(--text-secondary) !important; }