/* ============================================================
   AIWMS – AI Wagon management System - AIWMS
   WagonMonitor AI Theme — Complete Stylesheet
   ============================================================ */

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
    /* Brand colours */
    --navy:          #0f1b35;
    --navy-mid:      #162040;
    --navy-light:    #1d2d52;
    --navy-border:   rgba(255,255,255,0.08);

    --teal:          #0d6e6e;
    --teal-light:    #14a8a8;
    --teal-dim:      rgba(13,110,110,0.15);

    --crimson:       #c0392b;
    --crimson-light: #e74c3c;
    --crimson-dim:   rgba(192,57,43,0.12);

    --amber:         #e67e22;
    --amber-dim:     rgba(230,126,34,0.12);

    --sky:           #2980b9;
    --sky-dark:      #1a5276;

    /* Content area (light) */
    --bg-content:    #f0f2f7;
    --bg-white:      #ffffff;
    --bg-card:       #ffffff;
    --border-light:  #e2e8f0;
    --text-dark:     #1a202c;
    --text-mid:      #4a5568;
    --text-soft:     #718096;
    --text-muted:    #a0aec0;

    /* Sidebar */
    --sidebar-bg:    #0f1b35;
    --sidebar-w:     220px;
    --sidebar-text:  rgba(255,255,255,0.65);
    --sidebar-hover: rgba(255,255,255,0.08);
    --sidebar-active:rgba(255,255,255,0.14);

    /* Navbar */
    --navbar-h:      60px;
    --navbar-bg:     #ffffff;
    --navbar-border: #e2e8f0;

    /* Misc */
    --radius:        12px;
    --radius-sm:     8px;
    --radius-xs:     6px;
    --shadow:        0 2px 16px rgba(0,0,0,0.08);
    --shadow-md:     0 4px 24px rgba(0,0,0,0.12);
    --transition:    all 0.18s ease;
    --font:          'Inter', system-ui, -apple-system, sans-serif;
}

/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font);
    background: var(--bg-content);
    color: var(--text-dark);
    min-height: 100vh;
    line-height: 1.6;
    font-size: 14px;
}

a { color: var(--sky); text-decoration: none; }
a:hover { color: var(--teal); }

/* ============================================================
   LAYOUT
   ============================================================ */
.airms-body {
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── Sidebar ──────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Brand */
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 16px 14px;
    border-bottom: 1px solid var(--navy-border);
}

/* Dual-logo brand layout */
.sidebar-brand-dual {
    justify-content: center;
    gap: 8px;
    padding: 14px 12px 12px;
}
.brand-logo-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 0;
}
.brand-company-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 8px;
    background: #fff;
    padding: 3px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
.brand-company-name {
    font-size: 9px;
    font-weight: 700;
    color: rgba(255,255,255,0.55);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    white-space: nowrap;
}

.brand-icon {
    width: 36px; height: 36px; min-width: 36px;
    background: linear-gradient(135deg, var(--teal), var(--sky));
    border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    font-size: 17px; color: #fff;
    box-shadow: 0 3px 10px rgba(13,110,110,0.4);
}
.brand-title  { font-size: 15px; font-weight: 800; color: #fff; line-height: 1.1; }
.brand-sub    { font-size: 9px; font-weight: 600; color: rgba(255,255,255,0.4); text-transform: uppercase; letter-spacing: 1.2px; }

/* Node badge */
.sidebar-node-badge {
    margin: 10px 14px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 10px;
    color: rgba(255,255,255,0.5);
    display: flex; align-items: center; gap: 6px;
}
.sidebar-node-badge .node-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: #2ecc71;
    animation: blink 2s infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

/* Navigation */
.sidebar-nav { padding: 8px 10px; flex: 1; }

.nav-section-label {
    font-size: 9px; font-weight: 700; letter-spacing: 1.8px;
    color: rgba(255,255,255,0.28); text-transform: uppercase;
    padding: 8px 8px 4px;
}

.nav-link-item {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius-xs);
    color: var(--sidebar-text);
    font-size: 13px; font-weight: 500;
    transition: var(--transition);
    margin-bottom: 2px;
    cursor: pointer;
}
.nav-link-item i { font-size: 15px; flex-shrink: 0; }
.nav-link-item:hover {
    background: var(--sidebar-hover);
    color: rgba(255,255,255,0.9);
}
.nav-link-item.active {
    background: var(--sidebar-active);
    color: #fff;
    font-weight: 600;
    border-left: 3px solid var(--teal-light);
    padding-left: 9px;
}

/* Sidebar footer */
.sidebar-footer {
    display: flex; align-items: center;
    padding: 14px 14px;
    border-top: 1px solid var(--navy-border);
    gap: 8px;
}
.user-info   { display: flex; align-items: center; gap: 9px; flex: 1; min-width: 0; }
.user-avatar {
    width: 30px; height: 30px; border-radius: 50%; min-width: 30px;
    background: linear-gradient(135deg, var(--teal), var(--sky));
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; color: #fff;
}
.user-name   { display: block; font-size: 12px; font-weight: 600; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role   { display: block; font-size: 10px; color: rgba(255,255,255,0.4); white-space: nowrap; }

.btn-logout {
    background: rgba(192,57,43,0.18); border: 1px solid rgba(192,57,43,0.35);
    color: #e74c3c; border-radius: 6px;
    padding: 5px 9px; cursor: pointer; transition: var(--transition);
    font-size: 14px;
}
.btn-logout:hover { background: rgba(192,57,43,0.32); color: #ff6b6b; }

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

/* ── Top Navbar ───────────────────────────────────────────── */
.top-navbar {
    height: var(--navbar-h);
    background: var(--navbar-bg);
    border-bottom: 1px solid var(--navbar-border);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 24px;
    position: sticky; top: 0; z-index: 900;
}

.navbar-system-title {
    font-size: 11px; font-weight: 800; letter-spacing: 1.5px;
    text-transform: uppercase; color: var(--navy);
    line-height: 1;
}
.navbar-system-sub   { font-size: 9px; color: var(--text-soft); letter-spacing: 0.5px; }

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

.sidebar-toggle {
    background: none; border: none; color: var(--text-mid);
    font-size: 20px; cursor: pointer; padding: 4px;
    transition: var(--transition);
}
.sidebar-toggle:hover { color: var(--text-dark); }

.breadcrumb           { --bs-breadcrumb-divider-color: var(--text-muted); }
.breadcrumb-item a    { color: var(--text-soft); font-size: 12px; }
.breadcrumb-item.active { color: var(--text-dark); font-size: 12px; }
.breadcrumb-item + .breadcrumb-item::before { color: var(--text-muted); }

/* Navbar right widgets */
.nav-icon-btn {
    width: 34px; height: 34px; border-radius: 8px;
    background: var(--bg-content); border: 1px solid var(--border-light);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-mid); font-size: 15px;
    cursor: pointer; transition: var(--transition);
}
.nav-icon-btn:hover { background: var(--border-light); color: var(--text-dark); }

.nav-time-badge, .nav-user-badge {
    display: flex; flex-direction: column; align-items: flex-end;
    font-size: 11px; line-height: 1.3; color: var(--text-mid);
}
.nav-user-badge .user-name-top { font-weight: 700; color: var(--text-dark); }

.navbar-avatar {
    width: 34px; height: 34px; border-radius: 8px;
    background: var(--navy);
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 800; color: #fff;
}

/* Flash messages */
.flash-wrap { padding: 12px 24px 0; }

/* ── Page Content ────────────────────────────────────────── */
.page-content  { flex: 1; overflow-y: auto; }
.page-container { max-width: 1440px; }

/* ── Page Header ─────────────────────────────────────────── */
.page-header {
    display: flex; align-items: flex-start; justify-content: space-between;
    gap: 16px; flex-wrap: wrap;
}
.page-title    { font-size: 22px; font-weight: 800; color: var(--text-dark); line-height: 1.2; margin-bottom: 2px; }
.page-subtitle { font-size: 12px; color: var(--text-soft); }

.btn-primary-action {
    display: inline-flex; align-items: center;
    background: var(--navy); color: #fff; border: none;
    padding: 9px 18px; border-radius: 9px;
    font-size: 13px; font-weight: 600;
    cursor: pointer; transition: var(--transition);
    box-shadow: 0 3px 10px rgba(15,27,53,0.3);
    white-space: nowrap;
}
.btn-primary-action:hover { background: var(--navy-light); color: #fff; transform: translateY(-1px); box-shadow: 0 5px 18px rgba(15,27,53,0.4); }

/* ============================================================
   DASHBOARD CARDS  (Deployment Hub style)
   ============================================================ */

/* Separate Deployment Info Grid */
.info-card-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-bottom: 1.5rem;
}
@media (max-width: 1200px) { .info-card-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px)  { .info-card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px)  { .info-card-grid { grid-template-columns: 1fr; } }

.info-metric-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 16px 20px;
    box-shadow: var(--shadow);
    display: flex; flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
}
.info-metric-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.info-metric-card.dark  { background: var(--navy); color: #fff; border-color: var(--navy); }

.info-metric-label { font-size: 10px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 10px; display: flex; align-items: center; gap: 6px; }
.info-metric-card.dark .info-metric-label { color: rgba(255,255,255,0.6); }

.info-metric-value { font-size: 20px; font-weight: 800; color: var(--text-dark); line-height: 1.2; margin-bottom: 6px; }
.info-metric-value.large { font-size: 24px; }
.info-metric-card.dark .info-metric-value { color: #fff; font-size: 36px; }

.info-metric-sub { font-size: 11px; color: var(--text-soft); }
.info-metric-card.dark .info-metric-sub { color: rgba(255,255,255,0.5); }

.info-metric-chip {
    display: inline-flex; align-items: center; background: #e8f5e9; color: #2e7d32;
    border-radius: 4px; padding: 2px 8px; font-size: 10px; font-weight: 700; letter-spacing: 0.5px;
    width: fit-content;
}

/* Alert Cards Row */
.alert-cards-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}
@media (max-width: 1100px) { .alert-cards-row { grid-template-columns: 1fr 1fr; } }
@media (max-width: 900px)  { .alert-cards-row { grid-template-columns: 1fr; } }

.ai-alert-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 20px 22px;
    box-shadow: var(--shadow);
}
.ai-alert-card.critical { border-left: 4px solid var(--crimson-light); }
.ai-alert-card.vision   { border-left: 4px solid var(--teal-light); }

.ai-card-tag {
    display: inline-flex; align-items: center; gap: 5px;
    border-radius: 4px; padding: 3px 9px;
    font-size: 9px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase;
    margin-bottom: 10px;
}
.ai-card-tag.vision-tag   { background: rgba(13,110,110,0.1); color: var(--teal); }
.ai-card-tag.critical-tag { background: var(--crimson-dim); color: var(--crimson-light); }

.ai-card-title { font-size: 18px; font-weight: 800; color: var(--text-dark); }
.ai-card-count {
    font-size: 42px; font-weight: 900; line-height: 1;
    float: right; margin-top: -4px;
}
.ai-card-count.teal   { color: var(--teal); }
.ai-card-count.red    { color: var(--crimson-light); }
.ai-card-sub   { font-size: 11px; color: var(--text-soft); margin-bottom: 12px; clear: both; }

.sequence-chips { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.sequence-chip {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: 8px;
    font-size: 12px; font-weight: 800;
}
.sequence-chip.teal   { background: var(--teal-dim); color: var(--teal); }
.sequence-chip.red    { background: var(--crimson-dim); color: var(--crimson-light); }
.sequence-chip.amber  { background: var(--amber-dim); color: var(--amber); }
.sequence-chip.more   { background: #f0f2f7; color: var(--text-soft); font-size: 10px; font-weight: 700; cursor: pointer; }
.seq-more-chip { position: relative; }
.seq-more-chip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--navy);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    white-space: pre;
    padding: 8px 12px;
    border-radius: 8px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    z-index: 99;
    min-width: 80px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0,0,0,.18);
}
.seq-more-chip::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--navy);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    z-index: 99;
}
.seq-more-chip:hover::after,
.seq-more-chip:hover::before { opacity: 1; }
.seq-label { font-size: 10px; font-weight: 700; letter-spacing: 0.8px; text-transform: uppercase; color: var(--text-muted); }

.ai-card-btn {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 9px 16px; border-radius: 8px;
    font-size: 12px; font-weight: 700; cursor: pointer; transition: var(--transition);
    border: none; width: 100%; justify-content: center;
}
.ai-card-btn.teal-btn   { background: var(--navy); color: #fff; }
.ai-card-btn.teal-btn:hover { background: var(--navy-light); }
.ai-card-btn.red-btn    { background: var(--crimson-light); color: #fff; }
.ai-card-btn.red-btn:hover { background: var(--crimson); }

/* ── Bottom Two-column layout ─────────────────────────────── */
.dashboard-bottom {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 20px;
    align-items: start;
}
@media (max-width: 1100px) { .dashboard-bottom { grid-template-columns: 1fr; } }

/* ── Common Card ─────────────────────────────────────────── */
.airms-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.airms-card-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap; gap: 8px;
}
.airms-card-header h5 { font-size: 14px; font-weight: 700; color: var(--text-dark); }
.airms-card-body      { padding: 18px; }

.section-number {
    width: 24px; height: 24px;
    background: var(--navy); border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 800; color: #fff; flex-shrink: 0;
}

/* Inventory table card header */
.inventory-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 18px; border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap; gap: 8px;
}
.inventory-search {
    display: flex; align-items: center; gap: 7px;
    background: var(--bg-content);
    border: 1px solid var(--border-light);
    border-radius: 6px; padding: 5px 12px;
    font-size: 12px; color: var(--text-soft); width: 200px;
}
.inventory-search input { border: none; background: transparent; outline: none; font-size: 12px; color: var(--text-dark); width: 100%; }
.status-filter-btn {
    display: inline-flex; align-items: center; gap: 5px;
    background: var(--bg-content); border: 1px solid var(--border-light);
    border-radius: 6px; padding: 5px 12px; font-size: 12px; font-weight: 600;
    color: var(--text-mid); cursor: pointer; transition: var(--transition);
}
.status-filter-btn:hover { background: var(--border-light); }

/* ============================================================
   TABLES
   ============================================================ */
.airms-table { font-size: 12px; color: var(--text-dark); width: 100%; }
.airms-table thead th {
    background: #f8fafc;
    color: var(--text-muted); font-size: 10px; font-weight: 800;
    text-transform: uppercase; letter-spacing: 0.8px;
    border-bottom: 1px solid var(--border-light);
    padding: 10px 14px; white-space: nowrap;
}
.airms-table tbody td {
    padding: 11px 14px;
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}
.airms-table tbody tr:hover { background: #f8fafc; }
.airms-table tbody tr:last-child td { border-bottom: none; }

/* Rack ID badge */
.rack-id-badge {
    display: inline-block; padding: 2px 8px;
    background: rgba(15,27,53,0.08); color: var(--navy);
    border: 1px solid rgba(15,27,53,0.15);
    border-radius: 4px; font-size: 11px; font-weight: 700; letter-spacing: 0.5px;
}

/* Status badges */
.status-badge {
    display: inline-flex; align-items: center;
    padding: 3px 9px; border-radius: 20px;
    font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px;
}
.status-badge.ok      { background: rgba(46,204,113,0.12); color: #27ae60; }
.status-badge.sick    { background: var(--crimson-dim); color: var(--crimson-light); }
.status-badge.unclean { background: var(--amber-dim); color: var(--amber); }
.status-badge.na      { background: #f0f2f7; color: var(--text-muted); }

/* Health score bar */
.health-bar { display: flex; align-items: center; gap: 6px; }
.health-bar-track { flex: 1; height: 4px; background: var(--border-light); border-radius: 2px; overflow: hidden; }
.health-bar-fill  { height: 100%; border-radius: 2px; }
.health-bar-fill.good    { background: #27ae60; }
.health-bar-fill.bad     { background: var(--crimson-light); }
.health-bar-fill.warning { background: var(--amber); }
.health-bar-label { font-size: 10px; font-weight: 600; color: var(--text-soft); }

.action-btns { display: flex; gap: 4px; }

.pagination-wrap {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 16px;
    border-top: 1px solid var(--border-light);
    font-size: 11px; color: var(--text-soft);
}

/* ── Right column: Status Distribution + Timeline ─────────── */
.status-distribution-card { margin-bottom: 0; }

.donut-chart-wrap {
    display: flex; flex-direction: column; align-items: center;
    padding: 16px 0 8px;
}
.donut-svg { width: 130px; height: 130px; }
.donut-center-text { font-size: 26px; font-weight: 900; fill: var(--text-dark); }
.donut-center-sub  { font-size: 10px; fill: var(--text-muted); }

.donut-legend { padding: 0 18px 16px; display: flex; flex-direction: column; gap: 6px; }
.legend-row { display: flex; align-items: center; justify-content: space-between; font-size: 12px; }
.legend-dot-wrap { display: flex; align-items: center; gap: 7px; }
.legend-dot  { width: 9px; height: 9px; border-radius: 50%; }
.legend-dot.teal   { background: var(--teal); }
.legend-dot.light  { background: #b0bec5; }
.legend-dot.red    { background: var(--crimson-light); }
.legend-count { font-weight: 700; color: var(--text-dark); font-size: 12px; }

/* Wagon Log Table */
.wagon-log-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.wagon-log-table th { padding: 14px 12px; border-bottom: 1px solid var(--border-light); vertical-align: bottom; }
.wagon-log-table td { padding: 18px 12px; border-bottom: 1px solid var(--border-light); vertical-align: middle; }
.wagon-log-table tr:last-child td { border-bottom: none; }

/* ============================================================
   STAT CARDS (compact, used in other pages)
   ============================================================ */
.stat-card {
    display: flex; align-items: center; gap: 14px;
    padding: 16px 18px;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.stat-card-icon {
    width: 46px; height: 46px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; flex-shrink: 0;
}
.stat-card-blue  .stat-card-icon { background: rgba(41,128,185,0.1);  color: var(--sky);        }
.stat-card-green .stat-card-icon { background: rgba(46,204,113,0.1);  color: #27ae60;            }
.stat-card-orange .stat-card-icon{ background: rgba(230,126,34,0.1);  color: var(--amber);       }
.stat-card-red  .stat-card-icon  { background: rgba(192,57,43,0.1);   color: var(--crimson-light);}
.stat-card-teal .stat-card-icon  { background: rgba(13,110,110,0.1);  color: var(--teal);        }

.stat-card-value { font-size: 26px; font-weight: 800; line-height: 1; color: var(--text-dark); }
.stat-card-label { font-size: 11px; color: var(--text-soft); font-weight: 500; margin-top: 3px; }

/* ============================================================
   WAGON TABLE (form/view)
   ============================================================ */
.wagon-table-wrapper {
    max-height: 460px; overflow-y: auto; overflow-x: auto;
}
.wagon-table-wrapper::-webkit-scrollbar { width: 5px; height: 5px; }
.wagon-table-wrapper::-webkit-scrollbar-track { background: #f0f2f7; }
.wagon-table-wrapper::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

.wagon-table { font-size: 12px; color: var(--text-dark); width: 100%; }
.wagon-table-head { position: sticky; top: 0; z-index: 10; }
.wagon-table-head th {
    background: #f8fafc;
    color: var(--text-muted); font-size: 10px; font-weight: 800;
    text-transform: uppercase; letter-spacing: 0.8px;
    border-bottom: 1px solid var(--border-light);
    padding: 9px 14px; white-space: nowrap;
}
.wagon-table tbody td {
    padding: 7px 14px;
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}
.wagon-table tbody tr:hover { background: #f8fafc; }

.col-sn { width: 70px; text-align: center; }
.col-wn { min-width: 180px; }
.col-st { min-width: 130px; }

.sn-badge {
    display: inline-flex; align-items: center; justify-content: center;
    width: 26px; height: 26px;
    background: rgba(15,27,53,0.08); color: var(--navy);
    border-radius: 5px; font-size: 11px; font-weight: 700;
}

/* Row colours */
.row-sick    { background: rgba(192,57,43,0.05)   !important; }
.row-unclean { background: rgba(230,126,34,0.05)  !important; }
.row-fit     { background: rgba(46,204,113,0.05)  !important; }

/* Wagon inputs */
.wagon-input {
    background: #f8fafc !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-dark) !important;
    font-size: 12px !important; padding: 5px 8px !important;
    border-radius: 5px !important; transition: var(--transition);
}
.wagon-input:focus {
    background: #fff !important;
    border-color: var(--sky) !important;
    box-shadow: 0 0 0 2px rgba(41,128,185,0.15) !important;
    outline: none;
}
.wagon-status-select {
    background: #f8fafc !important; border: 1px solid var(--border-light) !important;
    color: var(--text-dark) !important; font-size: 12px !important;
    border-radius: 5px !important; cursor: pointer;
}
.wagon-status-select option { background: #fff; color: var(--text-dark); }
.wagon-status-select:focus {
    border-color: var(--sky) !important;
    box-shadow: 0 0 0 2px rgba(41,128,185,0.15) !important; outline: none;
}

/* Status Legend */
.wagon-status-legend { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--text-soft); }
.legend-dot-sm { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.op-na      { background: var(--text-muted); }
.op-clean   { background: #27ae60; }
.op-unclean { background: var(--amber); }
.op-sick    { background: var(--crimson-light); }
.op-fit     { background: var(--teal); }

/* Status pills */
.status-pill {
    display: inline-block; padding: 2px 9px; border-radius: 20px;
    font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}
.status-na      { background: #f0f2f7; color: var(--text-muted); }
.status-clean   { background: rgba(46,204,113,0.12); color: #27ae60; }
.status-unclean { background: var(--amber-dim); color: var(--amber); }
.status-sick    { background: var(--crimson-dim); color: var(--crimson-light); }
.status-fit     { background: rgba(13,110,110,0.1); color: var(--teal); }
.status-ok      { background: rgba(46,204,113,0.12); color: #27ae60; }

/* ============================================================
   FORM STYLES
   ============================================================ */
.airms-input {
    background: #f8fafc !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-dark) !important;
    border-radius: var(--radius-sm) !important;
    padding: 9px 12px !important;
    font-size: 13px;
    transition: var(--transition);
}
.airms-input::placeholder { color: var(--text-muted) !important; }
.airms-input:focus {
    background: #fff !important;
    border-color: var(--sky) !important;
    box-shadow: 0 0 0 3px rgba(41,128,185,0.12) !important;
    outline: none; color: var(--text-dark) !important;
}
.airms-input.is-invalid { border-color: var(--crimson-light) !important; }

.airms-textarea {
    background: #f8fafc !important; border: 1px solid var(--border-light) !important;
    color: var(--text-dark) !important; border-radius: var(--radius-sm) !important;
    padding: 9px 12px !important; resize: vertical; font-size: 13px;
    transition: var(--transition);
}
.airms-textarea:focus {
    background: #fff !important; border-color: var(--sky) !important;
    box-shadow: 0 0 0 3px rgba(41,128,185,0.12) !important;
    outline: none; color: var(--text-dark) !important;
}

.form-label { font-size: 12px; font-weight: 600; color: var(--text-mid); margin-bottom: 5px; }
.required-label::after { content: " *"; color: var(--crimson-light); }

.input-group-text {
    background: #f0f2f7 !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-soft) !important;
    border-right: none !important;
}

.fit-wagon-input {
    background: rgba(46,204,113,0.08) !important;
    border-color: rgba(46,204,113,0.3) !important;
    color: #27ae60 !important; font-weight: 700 !important;
}

.badge-auto-calc {
    background: rgba(46,204,113,0.1); color: #27ae60;
    border: 1px solid rgba(46,204,113,0.25);
    padding: 3px 10px; border-radius: 20px; font-size: 11px;
}

.form-actions-bar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 20px;
    background: var(--bg-white); border: 1px solid var(--border-light);
    border-radius: var(--radius);
    gap: 12px; flex-wrap: wrap;
    position: sticky; bottom: 0;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.06);
}

.btn-submit-report {
    display: inline-flex; align-items: center;
    background: var(--navy); color: #fff; border: none;
    padding: 11px 24px; border-radius: 9px;
    font-size: 14px; font-weight: 700;
    cursor: pointer; transition: var(--transition);
    box-shadow: 0 3px 10px rgba(15,27,53,0.3);
}
.btn-submit-report:hover:not(:disabled) { background: var(--navy-light); transform: translateY(-1px); }
.btn-submit-report:disabled { opacity: 0.65; cursor: not-allowed; }

/* ============================================================
   VIEW PAGE
   ============================================================ */
.info-label { font-size: 10px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; display: block; margin-bottom: 3px; }
.info-value { font-size: 14px; color: var(--text-dark); font-weight: 500; }

.summary-stat-box {
    padding: 18px; border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
    text-align: center;
}
.stat-total    { background: rgba(41,128,185,0.06);  border-color: rgba(41,128,185,0.2);  }
.stat-residual { background: rgba(230,126,34,0.06);  border-color: rgba(230,126,34,0.2);  }
.stat-sick     { background: rgba(192,57,43,0.06);   border-color: rgba(192,57,43,0.2);   }
.stat-fit      { background: rgba(46,204,113,0.06);  border-color: rgba(46,204,113,0.2);  }

.summary-stat-value { font-size: 34px; font-weight: 900; }
.stat-total    .summary-stat-value { color: var(--sky);           }
.stat-residual .summary-stat-value { color: var(--amber);         }
.stat-sick     .summary-stat-value { color: var(--crimson-light); }
.stat-fit      .summary-stat-value { color: #27ae60;              }
.summary-stat-label { font-size: 11px; color: var(--text-soft); font-weight: 600; margin-top: 3px; }

.sequence-display {
    background: #f8fafc; border: 1px solid var(--border-light);
    border-radius: var(--radius-sm); padding: 12px;
    font-size: 13px; color: var(--text-dark); font-family: monospace;
    min-height: 56px; white-space: pre-wrap;
}

.media-link {
    display: inline-flex; align-items: center; gap: 5px;
    color: var(--sky); font-size: 12px; word-break: break-all;
}
.media-link:hover { color: var(--teal); }

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
    background: #eef1f7;
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
}

/* Subtle geometric background */
.login-bg-decoration {
    position: fixed; top: -10%; left: -10%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(15,27,53,0.06) 0%, transparent 70%);
    pointer-events: none;
}
.login-bg-decoration::after {
    content: '';
    position: absolute; bottom: -200px; right: -300px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(13,110,110,0.06) 0%, transparent 70%);
}

.login-container {
    display: flex;
    width: min(920px, 96vw);
    min-height: 580px;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 16px 60px rgba(15,27,53,0.18);
    border: 1px solid var(--border-light);
    position: relative; z-index: 1;
}

/* Brand panel (dark navy) */
.login-brand-panel {
    flex: 0 0 360px;
    background: linear-gradient(145deg, #0c1730, #122040, #0a1525);
    padding: 48px 40px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-align: center; position: relative; overflow: hidden;
}
.login-brand-panel::before {
    content: '';
    position: absolute; top: -80px; right: -80px;
    width: 280px; height: 280px;
    background: radial-gradient(circle, rgba(13,110,110,0.2) 0%, transparent 70%);
}
.login-brand-panel::after {
    content: '';
    position: absolute; bottom: -60px; left: -60px;
    width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(41,128,185,0.15) 0%, transparent 70%);
}

.brand-logo-wrap   { margin-bottom: 18px; }
.brand-logo-icon {
    width: 70px; height: 70px;
    background: linear-gradient(135deg, var(--teal), var(--sky));
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 32px; color: #fff;
    box-shadow: 0 8px 28px rgba(13,110,110,0.5);
    animation: iconPulse 3s ease-in-out infinite;
}
@keyframes iconPulse {
    0%, 100% { box-shadow: 0 8px 28px rgba(13,110,110,0.5); }
    50%       { box-shadow: 0 8px 42px rgba(13,110,110,0.8); }
}

/* Login page dual-logo row */
.login-dual-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 22px;
}
.login-logo-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.login-company-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
    border-radius: 12px;
    background: #fff;
    padding: 4px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.28);
}
.login-company-label {
    font-size: 9px;
    font-weight: 700;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.login-brand-name    { font-size: 32px; font-weight: 900; color: #fff; letter-spacing: 3px; margin-bottom: 6px; }
.login-brand-tagline { font-size: 12px; color: rgba(255,255,255,0.45); line-height: 1.6; margin-bottom: 22px; }

.login-brand-badges { display: flex; gap: 7px; justify-content: center; flex-wrap: wrap; }
.badge-feature {
    background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.65); padding: 4px 11px; border-radius: 20px;
    font-size: 10px; font-weight: 600; display: flex; align-items: center; gap: 4px;
}

.login-stats { display: flex; gap: 22px; margin-top: 26px; }
.login-stat  { text-align: center; }
.stat-number { font-size: 24px; font-weight: 800; color: rgba(13,110,110,0.9); color: #4dd0c4; }
.stat-label  { font-size: 9px; color: rgba(255,255,255,0.35); text-transform: uppercase; letter-spacing: 1px; }

/* Login form panel (light) */
.login-form-panel {
    flex: 1; background: #fff;
    padding: 48px 44px;
    display: flex; flex-direction: column; justify-content: center;
}
.login-title    { font-size: 26px; font-weight: 800; color: var(--text-dark); }
.login-subtitle { font-size: 13px; color: var(--text-soft); margin-top: 3px; margin-bottom: 28px; }
.login-form-header { margin-bottom: 28px; }

/* Floating label inputs (light theme) */
.form-group-float { position: relative; }
.input-icon-wrap  { position: relative; }
.input-icon {
    position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
    color: var(--text-muted); font-size: 15px; z-index: 2; transition: var(--transition);
}
.login-input {
    background: #f8fafc !important; border: 1px solid var(--border-light) !important;
    color: var(--text-dark) !important;
    padding: 16px 42px 6px 42px !important;
    height: 54px; border-radius: 9px !important; font-size: 13px;
    transition: var(--transition);
}
.login-input:focus {
    background: #fff !important; border-color: var(--teal) !important;
    box-shadow: 0 0 0 3px rgba(13,110,110,0.1) !important;
    outline: none; color: var(--text-dark) !important;
}
.login-input:focus ~ .input-icon,
.login-input:not(:placeholder-shown) ~ .input-icon { color: var(--teal); }

.floating-label {
    position: absolute; left: 42px; top: 50%;
    transform: translateY(-50%);
    font-size: 13px; color: var(--text-muted);
    pointer-events: none; transition: 0.15s ease;
}
.login-input:focus ~ .floating-label,
.login-input:not(:placeholder-shown) ~ .floating-label {
    top: 10px; font-size: 9px; color: var(--teal); font-weight: 700; transform: none;
}

.btn-toggle-pass {
    position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
    background: none; border: none; color: var(--text-muted);
    cursor: pointer; padding: 2px; font-size: 14px; z-index: 2; transition: var(--transition);
}
.btn-toggle-pass:hover { color: var(--text-dark); }

.login-check-label { font-size: 12px; color: var(--text-soft); }

.btn-login {
    background: var(--navy); color: #fff; border: none;
    padding: 13px; border-radius: 9px;
    font-size: 14px; font-weight: 700;
    cursor: pointer; transition: var(--transition);
    box-shadow: 0 3px 14px rgba(15,27,53,0.3);
}
.btn-login:hover { background: var(--navy-light); transform: translateY(-1px); box-shadow: 0 6px 22px rgba(15,27,53,0.4); }

/* ============================================================
   BOOTSTRAP OVERRIDES  (light theme)
   ============================================================ */
.form-check-input:checked { background-color: var(--teal); border-color: var(--teal); }
.form-check-input { background-color: #f0f2f7; border-color: var(--border-light); }

.btn-outline-secondary { color: var(--text-mid); border-color: var(--border-light); }
.btn-outline-secondary:hover { background: #f0f2f7; color: var(--text-dark); }

.btn-outline-primary { color: var(--sky); border-color: rgba(41,128,185,0.3); }
.btn-outline-primary:hover { background: rgba(41,128,185,0.08); color: var(--sky-dark); }

.btn-outline-warning { color: var(--amber); border-color: rgba(230,126,34,0.3); }
.btn-outline-warning:hover { background: rgba(230,126,34,0.08); }

.btn-outline-info   { color: var(--teal); border-color: rgba(13,110,110,0.3); }
.btn-outline-info:hover { background: rgba(13,110,110,0.06); }

.btn-outline-danger { color: var(--crimson-light); border-color: rgba(192,57,43,0.3); }
.btn-outline-danger:hover { background: var(--crimson-dim); }

.btn-warning { background: var(--amber); border-color: var(--amber); color: #fff; }
.btn-warning:hover { background: #d35400; border-color: #d35400; color: #fff; }

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

.alert-success { background: rgba(46,204,113,0.08); border-color: rgba(46,204,113,0.25); color: #27ae60; }
.alert-danger  { background: var(--crimson-dim); border-color: rgba(192,57,43,0.2); color: var(--crimson-light); }

.badge.bg-primary { background: var(--sky)          !important; }
.badge.bg-warning { background: var(--amber)         !important; color: #fff !important; }
.badge.bg-danger  { background: var(--crimson-light) !important; }
.badge.bg-success { background: #27ae60              !important; }

.pagination .page-link {
    background: var(--bg-white); border-color: var(--border-light); color: var(--text-mid);
    font-size: 12px;
}
.pagination .page-link:hover { background: #f0f2f7; color: var(--text-dark); }
.pagination .page-item.active .page-link { background: var(--navy); border-color: var(--navy); color: #fff; }
.pagination .page-item.disabled .page-link { opacity: 0.4; }

select.form-select, select.form-control {
    background-color: #f8fafc !important;
    color: var(--text-dark) !important;
    border-color: var(--border-light) !important;
}
select.form-select option { background: #fff; color: var(--text-dark); }

input[type="datetime-local"] { color-scheme: light; }

/* Scrollbar */
::-webkit-scrollbar       { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #f0f2f7; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-soft); }

/* Empty state */
.empty-state { text-align: center; color: var(--text-soft); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-wrapper { margin-left: 0; }
    .form-actions-bar { position: relative; }
}

@media (max-width: 768px) {
    .login-container { flex-direction: column; min-height: auto; }
    .login-brand-panel { flex: none; padding: 32px 28px; }
    .login-stats { display: none; }
    .login-form-panel { padding: 32px 24px; }
    .hub-banner { flex-wrap: wrap; }
    .hub-total-card { margin-left: 0; flex: 0 0 100%; }
    .page-title { font-size: 18px; }
    .stat-card-value { font-size: 22px; }
}

/* ============================================================
   KPI CARDS & PERIOD TABS
   ============================================================ */

/* Period tab strip */
.kpi-period-tabs {
    display: flex; align-items: center; gap: 4px;
    background: #f0f2f7; border: 1px solid var(--border-light);
    border-radius: 10px; padding: 3px;
    width: fit-content;
}
.kpi-period-tab {
    padding: 5px 14px; border-radius: 7px;
    font-size: 12px; font-weight: 600; color: var(--text-soft);
    cursor: pointer; border: none; background: transparent;
    transition: var(--transition);
    white-space: nowrap;
}
.kpi-period-tab:hover  { color: var(--text-dark); background: rgba(255,255,255,0.7); }
.kpi-period-tab.active {
    background: var(--bg-white); color: var(--navy);
    box-shadow: 0 1px 6px rgba(0,0,0,0.08);
}

/* KPI cards grid */
.kpi-cards-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
@media (max-width: 1100px) { .kpi-cards-row { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px)  { .kpi-cards-row { grid-template-columns: 1fr; } }

.kpi-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 18px 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative; overflow: hidden;
}
.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.kpi-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    border-radius: var(--radius) var(--radius) 0 0;
}
.kpi-card.kpi-reports::before  { background: var(--sky); }
.kpi-card.kpi-wagons::before   { background: var(--teal); }
.kpi-card.kpi-sick::before     { background: var(--crimson-light); }
.kpi-card.kpi-residual::before { background: var(--amber); }

.kpi-card-label {
    font-size: 10px; font-weight: 700; letter-spacing: 1.2px;
    text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px;
    display: flex; align-items: center; gap: 5px;
}
.kpi-card-label i { font-size: 12px; }

.kpi-card-value {
    font-size: 32px; font-weight: 900; color: var(--text-dark);
    line-height: 1; margin-bottom: 6px;
}
.kpi-card.kpi-reports  .kpi-card-value { color: var(--sky);  }
.kpi-card.kpi-wagons   .kpi-card-value { color: var(--teal); }
.kpi-card.kpi-sick     .kpi-card-value { color: var(--crimson-light); }
.kpi-card.kpi-residual .kpi-card-value { color: var(--amber); }

.kpi-card-sub {
    font-size: 11px; color: var(--text-soft); display: flex; align-items: center; gap: 5px;
}
.kpi-badge-up   { background: rgba(46,204,113,0.1);  color: #27ae60; border-radius: 4px; padding: 1px 6px; font-size: 10px; font-weight: 700; }
.kpi-badge-down { background: var(--crimson-dim);    color: var(--crimson-light); border-radius: 4px; padding: 1px 6px; font-size: 10px; font-weight: 700; }
.kpi-badge-flat { background: #f0f2f7; color: var(--text-muted); border-radius: 4px; padding: 1px 6px; font-size: 10px; font-weight: 700; }

/* KPI mini progress */
.kpi-mini-bar { height: 3px; background: var(--border-light); border-radius: 2px; margin-top: 10px; overflow: hidden; }
.kpi-mini-fill { height: 100%; border-radius: 2px; transition: width 0.6s ease; }
.kpi-reports  .kpi-mini-fill { background: var(--sky);           }
.kpi-wagons   .kpi-mini-fill { background: var(--teal);          }
.kpi-sick     .kpi-mini-fill { background: var(--crimson-light); }
.kpi-residual .kpi-mini-fill { background: var(--amber);         }

/* KPI section header */
.kpi-section-header {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 10px;
    margin-bottom: 14px;
}
.kpi-section-title { font-size: 14px; font-weight: 700; color: var(--text-dark); }

/* ============================================================
   ADVANCED REPORT TABLE (search, sort, filter, pagination)
   ============================================================ */

/* Table outer card header with filter strip */
.report-table-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-light);
}
.report-table-header-top {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 10px; margin-bottom: 12px;
}
.report-table-title { font-size: 14px; font-weight: 700; color: var(--text-dark); }
.report-table-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* Global search bar */
.global-search-wrap {
    display: flex; align-items: center; gap: 7px;
    background: var(--bg-content);
    border: 1px solid var(--border-light);
    border-radius: 7px; padding: 6px 12px;
    width: 220px;
}
.global-search-wrap input {
    border: none; background: transparent; outline: none;
    font-size: 12px; color: var(--text-dark); width: 100%;
}
.global-search-wrap i { font-size: 12px; color: var(--text-muted); flex-shrink: 0; }

/* Filter strip (row of column filters) */
.filter-strip {
    display: flex; align-items: flex-end; gap: 10px; flex-wrap: wrap;
    padding: 12px 0 0;
    border-top: 1px solid var(--border-light);
}
.filter-group { display: flex; flex-direction: column; gap: 3px; }
.filter-group label { font-size: 10px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; }
.filter-input, .filter-select {
    border: 1px solid var(--border-light);
    background: var(--bg-content); color: var(--text-dark);
    border-radius: 6px; padding: 5px 9px;
    font-size: 12px; outline: none;
    transition: var(--transition);
    height: 32px;
}
.filter-input:focus, .filter-select:focus {
    border-color: var(--teal); box-shadow: 0 0 0 2px rgba(13,110,110,0.1);
}
.filter-input { width: 130px; }
.filter-select { min-width: 110px; cursor: pointer; }
.filter-date   { width: 150px; }

.btn-apply-filter {
    background: var(--navy); color: #fff; border: none;
    border-radius: 6px; padding: 6px 14px;
    font-size: 12px; font-weight: 600; cursor: pointer;
    transition: var(--transition); height: 32px;
    display: inline-flex; align-items: center; gap: 5px;
}
.btn-apply-filter:hover { background: var(--navy-light); }

.btn-clear-filter {
    background: transparent; color: var(--text-soft);
    border: 1px solid var(--border-light);
    border-radius: 6px; padding: 5px 12px;
    font-size: 12px; cursor: pointer;
    transition: var(--transition); height: 32px;
    display: inline-flex; align-items: center; gap: 5px;
}
.btn-clear-filter:hover { background: var(--bg-content); color: var(--text-dark); }

/* Active filter chips */
.active-filters { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; padding: 8px 18px; border-bottom: 1px solid var(--border-light); }
.filter-chip {
    display: inline-flex; align-items: center; gap: 5px;
    background: rgba(13,110,110,0.08); border: 1px solid rgba(13,110,110,0.2);
    color: var(--teal); border-radius: 20px;
    padding: 2px 10px; font-size: 11px; font-weight: 600;
}
.filter-chip-close { cursor: pointer; font-size: 12px; margin-left: 2px; }
.filter-chip-close:hover { color: var(--crimson-light); }

/* ── Sortable Table ───────────────────────────────────────── */
.sortable-table { font-size: 12px; color: var(--text-dark); width: 100%; }
.sortable-table thead th {
    background: #f8fafc;
    color: var(--text-muted); font-size: 10px; font-weight: 800;
    text-transform: uppercase; letter-spacing: 0.8px;
    border-bottom: 1px solid var(--border-light);
    padding: 10px 14px; white-space: nowrap;
    user-select: none;
}
.sortable-table thead th.sortable {
    cursor: pointer;
    transition: var(--transition);
}
.sortable-table thead th.sortable:hover {
    background: #eef0f4; color: var(--text-dark);
}
.sort-icon {
    display: inline-flex; flex-direction: column;
    align-items: center; gap: 1px;
    margin-left: 5px; vertical-align: middle; opacity: 0.4;
}
.sort-icon.asc  .si-up   { opacity: 1; color: var(--teal); }
.sort-icon.desc .si-down { opacity: 1; color: var(--teal); }
.si-up, .si-down { font-size: 8px; line-height: 1; }

.sortable-table tbody td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}
.sortable-table tbody tr:hover { background: #f8fafc; }
.sortable-table tbody tr:last-child td { border-bottom: none; }

/* Link cell */
.link-cell a {
    display: inline-flex; align-items: center; gap: 3px;
    color: var(--sky); font-size: 11px; max-width: 120px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.link-cell a:hover { color: var(--teal); }

/* Size selector */
.page-size-select {
    background: var(--bg-content); border: 1px solid var(--border-light);
    border-radius: 6px; padding: 4px 8px;
    font-size: 12px; color: var(--text-dark); cursor: pointer; outline: none;
}

/* table results info */
.table-meta { font-size: 11px; color: var(--text-soft); white-space: nowrap; }
.table-meta strong { color: var(--text-dark); }


/* ============================================================
   RESPONSIVE – EXTENDED (Full Coverage)
   ============================================================ */

/* ── Sidebar Overlay / Backdrop ──────────────────────────── */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    backdrop-filter: blur(1px);
    -webkit-backdrop-filter: blur(1px);
    transition: opacity 0.25s ease;
}
.sidebar-overlay.active { display: block; }

/* ── Sidebar mobile close button ─────────────────────────── */
.sidebar-close-btn {
    display: none;
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.75);
    border-radius: 6px;
    width: 30px;
    height: 30px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 13px;
    transition: var(--transition);
    z-index: 10;
}
.sidebar-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

/* Sidebar needs relative positioning to anchor the close button */
.sidebar { position: fixed; }

@media (max-width: 1024px) {
    .sidebar-close-btn { display: flex; }
    /* Ensure sidebar brand has room for the close button */
    .sidebar-brand { padding-right: 48px; }
}

/* ── Tablet / Phablet  ≤ 900px ───────────────────────────── */
@media (max-width: 900px) {
    /* Navbar: hide non-essential right-side elements */
    .nav-time-badge { display: none !important; }
    .navbar-system-sub { display: none; }

    /* Reduce page container padding */
    .page-container { padding: 16px !important; }

    /* KPI section: header stacks, tabs allow horizontal scroll */
    .kpi-section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .kpi-period-tabs {
        overflow-x: auto;
        max-width: 100%;
        flex-wrap: nowrap;
        -ms-overflow-style: none;
        scrollbar-width: none;
    }
    .kpi-period-tabs::-webkit-scrollbar { display: none; }

    /* Report table toolbar: stack & stretch */
    .report-table-header-top {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }
    .report-table-actions {
        display: flex;
        flex-wrap: wrap;
        width: 100%;
        gap: 8px;
    }
    .global-search-wrap {
        width: 100% !important;
        flex: 1 1 100%;
    }
    .page-size-select { flex: 1; min-width: 80px; }

    /* Filter strip: 2-column layout */
    .filter-strip { gap: 8px; flex-wrap: wrap; }
    .filter-group { flex: 1 1 calc(50% - 8px); min-width: 120px; }
    .filter-input,
    .filter-date,
    .filter-select { width: 100%; min-width: unset; }

    /* Pagination: center and stack */
    .pagination-wrap {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    /* Alert cards: already 1-col at 900px; ensure buttons stack cleanly */
    .ai-alert-card [style*="display:flex;gap:8px"],
    .ai-alert-card div[style*="gap:8px"] { flex-wrap: wrap; }
}

/* ── Mobile  ≤ 768px ─────────────────────────────────────── */
@media (max-width: 768px) {
    /* Navbar */
    .top-navbar {
        padding: 0 14px;
        height: auto;
        min-height: var(--navbar-h);
        padding-top: 8px;
        padding-bottom: 8px;
        flex-wrap: wrap;
        gap: 6px;
    }
    .navbar-left { gap: 8px; flex: 1; min-width: 0; }
    .navbar-right { gap: 6px; }
    .nav-user-badge { display: none !important; }
    .navbar-system-title {
        font-size: 10px;
        letter-spacing: 0.8px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 180px;
    }

    /* Page content padding */
    .page-container { padding: 12px !important; }
    .flash-wrap { padding: 10px 12px 0; }

    /* Page header */
    .page-header { flex-wrap: wrap; gap: 8px; }
    .page-title { font-size: 17px !important; }
    .page-subtitle { font-size: 11px; }

    /* Card component */
    .airms-card-header { flex-wrap: wrap; gap: 6px; }
    .airms-card-body { padding: 14px; }

    /* Filter strip: full-width groups on mobile */
    .filter-group { flex: 1 1 100%; }
    .btn-apply-filter { flex: 1 1 calc(50% - 5px); min-width: 0; justify-content: center; }
    .btn-clear-filter { flex: 1 1 calc(50% - 5px); min-width: 0; justify-content: center; }

    /* Wagon inventory card header */
    .inventory-header { flex-direction: column; align-items: flex-start; gap: 8px; }
    .inventory-search { width: 100%; }

    /* Wagon table scrollable */
    .wagon-table-wrapper { max-height: 380px; }

    /* Form actions bar: stack vertically on mobile */
    .form-actions-bar {
        flex-direction: column;
        gap: 10px;
        padding: 12px 14px;
    }
    .form-actions-bar > a.btn,
    .form-actions-bar > .d-flex { width: 100%; }
    .form-actions-bar .d-flex.gap-2 .btn {
        flex: 1;
        text-align: center;
        justify-content: center;
        display: inline-flex;
        align-items: center;
    }
    .btn-submit-report {
        width: 100%;
        justify-content: center;
        padding: 10px 16px;
        font-size: 13px;
    }

    /* AI alert cards */
    .ai-card-count { font-size: 32px; }
    .ai-card-title { font-size: 15px; }

    /* KPI */
    .kpi-card-value { font-size: 26px; }

    /* View page: header action buttons */
    .page-header .d-flex.flex-wrap { gap: 6px; }

    /* Login */
    .login-brand-panel { flex: none; padding: 26px 22px; }
    .login-form-panel { padding: 26px 22px; }
    .login-stats { display: none; }

    /* Summary stats (view page) */
    .summary-stat-value { font-size: 26px !important; }

    /* Hub banner */
    .hub-banner { flex-direction: column; }
    .hub-location-block {
        flex: 0 0 100%;
        border-right: none;
        padding-right: 0;
        margin-right: 0;
        border-bottom: 1px solid var(--border-light);
        padding-bottom: 14px;
        margin-bottom: 12px;
    }
    .hub-stats-row { gap: 16px; flex-wrap: wrap; }
    .hub-total-card { flex: 0 0 100%; margin-left: 0; }
}

/* ── Small mobile  ≤ 576px ──────────────────────────────── */
@media (max-width: 576px) {
    /* Navbar */
    .top-navbar { padding: 0 10px; }
    .navbar-avatar { display: none; }
    .navbar-system-title {
        font-size: 9px;
        max-width: 130px;
    }

    /* Page padding minimum */
    .page-container { padding: 8px !important; }
    .flash-wrap { padding: 6px 8px 0; }

    /* Page header fully stacks */
    .page-header { flex-direction: column; align-items: flex-start; }
    .page-header .btn-primary-action,
    .page-header .btn { align-self: flex-start; }

    /* Metric cards compact */
    .info-metric-card { padding: 12px 14px; }
    .info-metric-value { font-size: 15px; }
    .info-metric-value.large { font-size: 18px; }
    .info-metric-card.dark .info-metric-value { font-size: 26px; }

    /* AI alert cards */
    .ai-alert-card { padding: 14px; }
    .ai-card-count { font-size: 26px !important; }
    .ai-card-title { font-size: 14px; }
    .ai-card-btn { font-size: 11px; padding: 8px 10px; }
    .sequence-chip {
        width: 28px;
        height: 28px;
        font-size: 11px;
        border-radius: 6px;
    }

    /* KPI */
    .kpi-card { padding: 14px; }
    .kpi-card-value { font-size: 22px; }
    .kpi-section-title { font-size: 13px; }
    .kpi-period-tab { padding: 5px 10px; font-size: 11px; }

    /* Card structure */
    .airms-card-header { padding: 10px 12px; }
    .airms-card-body { padding: 10px 12px; }

    /* Wagon table: narrower minimum columns */
    .wagon-table .col-wn { min-width: 130px; }
    .wagon-table .col-st { min-width: 100px; }

    /* Report table */
    .report-table-header { padding: 10px 12px; }

    /* Summary stats (view page) */
    .summary-stat-box { padding: 12px 8px; }
    .summary-stat-value { font-size: 22px !important; }

    /* Login */
    .login-brand-panel { padding: 20px 16px; }
    .login-form-panel { padding: 20px 16px; }
    .login-brand-name { font-size: 24px !important; }
    .login-title { font-size: 20px; }
    .login-subtitle { font-size: 12px; }
    .login-brand-badges { gap: 4px; }
    .badge-feature { font-size: 9px; padding: 3px 7px; }

    /* Pagination compact */
    .pagination-sm .page-link { padding: 0.2rem 0.45rem; font-size: 11px; }
    .table-meta { font-size: 10px; }

    /* Hub stats */
    .hub-stat-value { font-size: 16px; }
    .hub-stats-row { gap: 10px; }

    /* Stat card */
    .stat-card-value { font-size: 20px; }
    .stat-card { padding: 12px 14px; }
    .stat-card-icon { width: 38px; height: 38px; font-size: 16px; }

    /* Active filter chips wrap */
    .active-filters { padding: 6px 12px; }

    /* Section badge in card header */
    .airms-card-header .badge-auto-calc { font-size: 10px; padding: 2px 8px; }
    .airms-card-header small { font-size: 10px; }
}

/* ============================================================
   TOAST NOTIFICATION SYSTEM
   ============================================================ */
.toast-container {
    position: fixed;
    top: 80px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
    max-width: 420px;
    width: calc(100vw - 48px);
}

.airms-toast {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    font-size: 13px;
    color: var(--text-dark);
    pointer-events: auto;
    transform: translateX(120%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.airms-toast.toast-visible {
    transform: translateX(0);
    opacity: 1;
}
.airms-toast.toast-exit {
    transform: translateX(120%);
    opacity: 0;
}

.toast-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.toast-message { flex: 1; line-height: 1.4; font-weight: 500; }
.toast-close {
    background: none; border: none; color: var(--text-muted);
    font-size: 18px; cursor: pointer; padding: 0 2px;
    line-height: 1; flex-shrink: 0; transition: color 0.15s;
}
.toast-close:hover { color: var(--text-dark); }

.airms-toast-success { border-left: 4px solid #27ae60; }
.airms-toast-success .toast-icon { color: #27ae60; }

.airms-toast-error { border-left: 4px solid var(--crimson-light); }
.airms-toast-error .toast-icon { color: var(--crimson-light); }

.airms-toast-warning { border-left: 4px solid var(--amber); }
.airms-toast-warning .toast-icon { color: var(--amber); }

.airms-toast-info { border-left: 4px solid var(--sky); }
.airms-toast-info .toast-icon { color: var(--sky); }

@media (max-width: 576px) {
    .toast-container {
        top: auto; bottom: 16px;
        right: 12px; left: 12px;
        max-width: none; width: auto;
    }
}

/* ============================================================
   LOADING OVERLAY
   ============================================================ */
.airms-loading-overlay {
    position: fixed; inset: 0;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px);
    z-index: 9998;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.2s ease;
}
.airms-loading-overlay.visible { opacity: 1; }

.airms-loading-spinner {
    display: flex; flex-direction: column;
    align-items: center; gap: 12px;
}
.airms-loading-spinner .spinner-border {
    width: 40px; height: 40px; border-width: 3px; color: var(--navy);
}
.airms-loading-text { font-size: 13px; font-weight: 600; color: var(--text-mid); }

/* ============================================================
   FORM VALIDATION STATES
   ============================================================ */
.field-invalid {
    border-color: var(--crimson-light) !important;
    box-shadow: 0 0 0 2px rgba(192, 57, 43, 0.1) !important;
}
.field-error-msg {
    font-size: 11px; color: var(--crimson-light);
    margin-top: 4px; display: none;
}
.field-error-msg.visible { display: block; }

/* ============================================================
   EMPTY STATE (generic reusable)
   ============================================================ */
.empty-state-box {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 48px 20px; text-align: center; color: var(--text-muted);
}
.empty-state-box i { font-size: 48px; opacity: 0.35; margin-bottom: 12px; }
.empty-state-box p { font-size: 14px; font-weight: 600; color: var(--text-soft); margin: 0 0 4px; }
.empty-state-box span { font-size: 12px; color: var(--text-muted); }