/* ============================================================
   Startup CRM — Main Stylesheet
   Responsive: Mobile (≤480px) · Tablet (481–820px) · Desktop (≥821px)
   + PWA-ready safe-area insets for iOS/Android notch
   ============================================================ */

/* ── CSS Custom Properties ─────────────────────────────────── */
:root {
    --primary: #1f6feb;
    --primary-soft: rgba(31, 111, 235, 0.09);
    --primary-hover: #1656ba;
    --bg: #f8fafc;
    --surface: #ffffff;
    --surface-alt: #f1f5f9;
    --text: #0f172a;
    --muted: #64748b;
    --line: #e2e8f0;
    --success: #16a34a;
    --warning: #f59e0b;
    --danger: #ef4444;
    --purple: #7c3aed;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
    --shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
    --sidebar-width: 250px;
    --topbar-height: 58px;
    --bottom-nav-height: 60px;
    --radius: 10px;
}

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.9rem;
    line-height: 1.45;
    /* iOS safe area support */
    padding-bottom: env(safe-area-inset-bottom);
}

img {
    max-width: 100%;
    height: auto;
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    touch-action: manipulation;
}

/* ── App Shell Layout ───────────────────────────────────────── */
.app-shell {
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
    /* dynamic viewport for mobile browsers */
}

/* ── Sidebar ────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    background: #fff;
    border-right: 1px solid var(--line);
    padding: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    /* Header fixed at top, nav scrolls */
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    z-index: 200;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
    flex-shrink: 0;
    padding: 14px 14px 10px 14px;
    background: #ffffff;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 30;
    position: sticky;
    top: 0;
}

.sidebar-header .brand-box {
    margin-bottom: 0;
    padding: 0;
    border-bottom: none;
    flex: 1;
}

.sidebar-close-btn {
    font-size: 0.85rem;
    padding: 6px;
    margin-left: 8px;
}

.sidebar-nav {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 12px 10px 16px 10px;
    scrollbar-width: thin;
    scrollbar-color: var(--line) transparent;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--line);
    border-radius: 4px;
}

/* Mobile sidebar overlay backdrop */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    z-index: 199;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

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

/* Brand */
.brand-box {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 8px 12px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 10px;
    flex-shrink: 0;
}

.brand-mark {
    width: 36px;
    height: 36px;
    min-width: 36px;
    background: linear-gradient(135deg, var(--primary), #5aa5ff);
    border-radius: 9px;
    display: grid;
    place-items: center;
    font-weight: 800;
    color: white;
    font-size: 0.8rem;
    letter-spacing: -0.02em;
    box-shadow: var(--shadow-sm);
}

.brand-name {
    font-weight: 700;
    font-size: 0.98rem;
    line-height: 1.15;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.brand-box small {
    color: var(--muted);
    font-size: 0.72rem;
}

/* Nav groups */
.nav-group {
    margin-bottom: 4px;
}

.group-label {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 8px 8px 4px;
    color: #94a3b8;
    font-weight: 700;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 9px;
    color: #334155;
    text-decoration: none;
    border-radius: 8px;
    padding: 7px 10px;
    transition: background 0.15s ease, color 0.15s ease;
    font-weight: 500;
    font-size: 0.85rem;
    -webkit-tap-highlight-color: transparent;
}

.nav-link i {
    font-size: 0.95rem;
    opacity: 0.85;
    flex-shrink: 0;
}

.nav-link:hover {
    background: var(--surface-alt);
    color: var(--text);
}

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

.nav-link.active i {
    color: var(--primary);
    opacity: 1;
}

.main-nav {
    margin-bottom: 2px;
}

.logout-form {
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid var(--line);
    flex-shrink: 0;
}

.logout-form .nav-link {
    width: 100%;
    border: 0;
    background: transparent;
    text-align: left;
    color: #dc2626;
    cursor: pointer;
}

.logout-form .nav-link:hover {
    background: #fee2e2;
    color: #b91c1c;
}

/* ── Main Panel ─────────────────────────────────────────────── */
.main-panel {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

/* ── Topbar ─────────────────────────────────────────────────── */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 22px;
    height: var(--topbar-height);
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 100;
    gap: 12px;
    flex-shrink: 0;
}

.page-kicker {
    color: var(--muted);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    line-height: 1.1;
}

.page-title {
    margin: 0;
    font-size: 1.22rem;
    font-weight: 700;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--surface-alt);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 6px 10px;
    min-width: 200px;
    transition: border-color 0.15s ease;
}

.search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.1);
}

.search-box i {
    color: var(--muted);
    font-size: 0.85rem;
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    width: 100%;
    font-size: 0.82rem;
}

.user-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: white;
    padding: 4px 6px 4px 6px;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
}

.user-pill strong {
    display: block;
    font-size: 0.82rem;
    line-height: 1.1;
}

.user-pill small {
    display: block;
    color: var(--muted);
    font-size: 0.68rem;
    line-height: 1.1;
}

.avatar {
    width: 28px;
    height: 28px;
    min-width: 28px;
    background: linear-gradient(135deg, #1f6feb, #7cb8ff);
    color: white;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.72rem;
}

.toggle-sidebar {
    display: none;
    /* hidden on desktop */
    width: 36px;
    height: 36px;
    padding: 0;
    font-size: 1.2rem;
    border-radius: 8px;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

/* ── Content Area ───────────────────────────────────────────── */
.content-area {
    padding: 18px 22px;
    flex: 1;
}

/* ── Section Header ─────────────────────────────────────────── */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.section-title {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

/* ── Cards & Panels ─────────────────────────────────────────── */
.card-panel {
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 14px 16px;
    margin-bottom: 14px;
}

.card-panel .section-header {
    border-bottom: 1px solid var(--line);
    padding-bottom: 8px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;
}

/* ── Metric KPI Grids (Mobile-First Compact Design) ────────── */
.metric-grid-primary {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 8px;
}

.metric-grid-secondary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 10px;
}

@media (min-width: 821px) {
    .metric-grid-primary {
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
        margin-bottom: 10px;
    }

    .metric-grid-secondary {
        grid-template-columns: repeat(6, 1fr);
        gap: 8px;
        margin-bottom: 12px;
    }
}

.metric-card-compact {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 9px;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
    padding: 9px 12px 8px;
    position: relative;
    border-left: 3.5px solid var(--primary);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.metric-card-compact:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(15, 23, 42, 0.07);
}

.metric-card-compact.accent-blue {
    border-left-color: #1f6feb;
}

.metric-card-compact.accent-green {
    border-left-color: #16a34a;
}

.metric-card-compact.accent-amber {
    border-left-color: #f59e0b;
}

.metric-card-compact.accent-purple {
    border-left-color: #7c3aed;
}

.metric-card-compact.accent-rose {
    border-left-color: #e11d48;
}

.metric-card-compact.accent-cyan {
    border-left-color: #0891b2;
}

.metric-card-compact .metric-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4px;
    margin-bottom: 2px;
}

.metric-card-compact .metric-label {
    color: var(--muted);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.metric-icon-badge {
    width: 24px;
    height: 24px;
    min-width: 24px;
    border-radius: 6px;
    display: grid;
    place-items: center;
    font-size: 0.78rem;
}

.icon-blue {
    background: rgba(31, 111, 235, 0.12);
    color: #1f6feb;
}

.icon-green {
    background: rgba(22, 163, 74, 0.12);
    color: #16a34a;
}

.icon-amber {
    background: rgba(245, 158, 11, 0.12);
    color: #d97706;
}

.icon-purple {
    background: rgba(124, 58, 237, 0.12);
    color: #7c3aed;
}

.icon-rose {
    background: rgba(225, 29, 72, 0.12);
    color: #e11d48;
}

.icon-cyan {
    background: rgba(6, 182, 212, 0.12);
    color: #0891b2;
}

.icon-indigo {
    background: rgba(79, 70, 229, 0.12);
    color: #4f46e5;
}

.metric-card-compact .value {
    margin: 2px 0 1px;
    font-size: 1.15rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.metric-card-compact .delta {
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Secondary Metric Mini-Tiles ────────────────────────────── */
.metric-mini-chip {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 6px 9px;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
    transition: transform 0.12s ease;
}

.metric-mini-chip:hover {
    transform: translateY(-1px);
    border-color: #cbd5e1;
}

.metric-mini-chip .chip-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 7px;
    display: grid;
    place-items: center;
    font-size: 0.82rem;
}

.metric-mini-chip .chip-info {
    min-width: 0;
    flex: 1;
}

.metric-mini-chip .chip-val {
    font-size: 0.94rem;
    font-weight: 800;
    line-height: 1.15;
    color: #0f172a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.metric-mini-chip .chip-lbl {
    font-size: 0.64rem;
    font-weight: 600;
    color: var(--muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

/* ── Dashboard Quick Actions ────────────────────────────────── */
.dashboard-quick-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.quick-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 11px;
    border-radius: 7px;
    font-size: 0.77rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: transform 0.1s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.quick-action-btn:active {
    transform: scale(0.97);
}

.quick-action-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 1px 3px rgba(31, 111, 235, 0.25);
}

.quick-action-primary:hover {
    background: var(--primary-hover);
    color: #fff;
}

.quick-action-success {
    background: var(--success);
    color: #ffffff;
    box-shadow: 0 1px 3px rgba(22, 163, 74, 0.25);
}

.quick-action-success:hover {
    background: #15803d;
    color: #fff;
}

.quick-action-warning {
    background: #f59e0b;
    color: #ffffff;
    box-shadow: 0 1px 3px rgba(245, 158, 11, 0.25);
}

.quick-action-warning:hover {
    background: #d97706;
    color: #fff;
}

.quick-action-soft {
    background: #f1f5f9;
    color: #334155;
    border: 1px solid var(--line);
}

.quick-action-soft:hover {
    background: #e2e8f0;
    color: #0f172a;
}

/* ── Activity Card Grid & Unified Dashboard Lists ──────────── */
.activity-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 14px;
}

@media (max-width: 992px) {
    .activity-card-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-panel-item {
        margin-bottom: 10px;
    }
}

@media (min-width: 993px) {
    .dashboard-panel-item {
        display: block !important;
    }
}

.dashboard-list {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    background: #ffffff;
}

.dashboard-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-bottom: 1px solid var(--line);
    gap: 10px;
    text-decoration: none;
    color: inherit;
    transition: background-color 0.12s ease;
    min-height: 48px;
}

.dashboard-list-item:last-child {
    border-bottom: none;
}

.dashboard-list-item:hover {
    background-color: #f8fafc;
}

.dashboard-item-left {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1;
}

.dashboard-item-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 6px;
    display: grid;
    place-items: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.dashboard-item-details {
    min-width: 0;
    flex: 1;
}

.dashboard-item-code {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.dashboard-item-meta {
    font-size: 0.70rem;
    color: var(--muted);
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.dashboard-item-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    text-align: right;
    flex-shrink: 0;
    min-width: 80px;
    gap: 2px;
}

.dashboard-item-amt {
    font-size: 0.84rem;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.2;
    white-space: nowrap;
}

.dashboard-item-badge {
    font-size: 0.65rem;
    padding: 1px 6px;
    border-radius: 4px;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
}

/* ── Fallback Mobile Activity List ──────────────────────────── */
.mobile-activity-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mobile-activity-row {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 8px 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    transition: background-color 0.1s ease;
}

.mobile-activity-row:active {
    background-color: #f8fafc;
}

.activity-left {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1;
}

.activity-icon-sm {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 6px;
    display: grid;
    place-items: center;
    font-size: 0.82rem;
    flex-shrink: 0;
}

.activity-text {
    min-width: 0;
    flex: 1;
}

.activity-ref {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: block;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.activity-sub {
    font-size: 0.70rem;
    color: var(--muted);
    display: block;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.activity-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    text-align: right;
    flex-shrink: 0;
    min-width: 75px;
    gap: 2px;
}

.activity-amt {
    font-size: 0.84rem;
    font-weight: 800;
    color: #0f172a;
    display: block;
    line-height: 1.25;
}

/* ── Legacy Metric Card (Fallback) ─────────────────────────── */
.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 14px;
}

.metric-card {
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 12px 14px 10px;
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--line);
}

.metric-card.accent-blue::before {
    background: var(--primary);
}

.metric-card.accent-green::before {
    background: var(--success);
}

.metric-card.accent-amber::before {
    background: var(--warning);
}

.metric-card.accent-purple::before {
    background: var(--purple);
}

.metric-card .label {
    color: var(--muted);
    font-size: 0.74rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.metric-card .value {
    margin: 4px 0 2px;
    font-size: 1.3rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--text);
    word-break: break-word;
}

.metric-card .delta {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--muted);
}

/* ── Charts & Split Rows ────────────────────────────────────── */
.row-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.chart-wrap {
    position: relative;
    height: 220px;
}

/* ── Tables ─────────────────────────────────────────────────── */
.table-wrap {
    border-radius: 8px;
    overflow-x: auto;
    /* horizontal scroll on small screens */
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 480px;
    /* prevent table squish below ~480px */
}

th,
td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: middle;
    font-size: 0.84rem;
}

th {
    color: var(--muted);
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: var(--surface-alt);
    border-top: 1px solid var(--line);
    white-space: nowrap;
}

tbody tr:hover {
    background-color: rgba(241, 245, 249, 0.55);
}

/* ── Status Badges ──────────────────────────────────────────── */
.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    white-space: nowrap;
}

.status-active,
.status-paid,
.status-qualified {
    background: rgba(22, 163, 74, 0.12);
    color: #15803d;
}

.status-pending,
.status-follow-up,
.status-warning {
    background: rgba(245, 158, 11, 0.12);
    color: #b45309;
}

.status-overdue,
.status-danger {
    background: rgba(239, 68, 68, 0.12);
    color: #b91c1c;
}

/* ── Forms ──────────────────────────────────────────────────── */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 10px 14px;
    margin-top: 8px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-field-full {
    grid-column: 1 / -1;
}

.form-field label {
    color: var(--muted);
    font-size: 0.76rem;
    font-weight: 600;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 7px 9px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    font-size: 0.84rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    /* Prevent iOS zoom on focus */
    font-size: max(16px, 0.84rem);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.12);
}

.form-field textarea {
    min-height: 72px;
    resize: vertical;
}

/* ── AMC Machines Full-Width Section (Desktop & Windows View) ── */
.amc-machines-section {
    width: 100% !important;
    max-width: 100% !important;
    display: block !important;
    clear: both !important;
}

.amc-machines-section .table-wrap {
    width: 100% !important;
    max-width: 100% !important;
}

#amcMachinesTable {
    width: 100% !important;
    max-width: 100% !important;
    margin-bottom: 0 !important;
}

@media (min-width: 821px) {
    .amc-machines-section {
        width: 100% !important;
    }

    .amc-machines-section .table-wrap {
        width: 100% !important;
        overflow-x: visible !important;
    }

    #amcMachinesTable {
        width: 100% !important;
        table-layout: fixed !important;
    }

    #amcMachinesTable th,
    #amcMachinesTable td {
        white-space: normal !important;
    }

    #amcMachinesTable input.form-control,
    #amcMachinesTable select.form-select {
        width: 100% !important;
    }
}

/* ── Buttons ────────────────────────────────────────────────── */
.action-row {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    font-weight: 600;
}

.btn-primary:hover,
.btn-primary:active {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-soft {
    background: var(--primary-soft);
    color: var(--primary);
    border: 1px solid rgba(31, 111, 235, 0.15);
    font-weight: 500;
}

.btn-soft:hover {
    background: rgba(31, 111, 235, 0.16);
    color: var(--primary);
}

.btn-sm {
    padding: 4px 8px;
    font-size: 0.8rem;
    border-radius: 6px;
}

/* Touch-friendly tap targets on mobile */
@media (hover: none) and (pointer: coarse) {
    .btn-sm {
        padding: 7px 12px;
    }

    .nav-link {
        padding: 9px 12px;
        min-height: 40px;
    }
}

/* ── Empty States ───────────────────────────────────────────── */
.empty-state {
    padding: 20px;
    border-radius: 8px;
    border: 1px dashed var(--line);
    background: var(--surface-alt);
    color: var(--muted);
    text-align: center;
    font-size: 0.85rem;
}

/* ── Invoice Lines Table ────────────────────────────────────── */
.invoice-lines input,
.invoice-lines select {
    min-width: 72px;
    width: 100%;
    padding: 5px 7px;
    border: 1px solid var(--line);
    border-radius: 6px;
    font-size: 0.82rem;
    font-size: max(14px, 0.82rem);
}

.invoice-lines td {
    padding: 6px 8px;
}

.line-total-cell {
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
}

/* ── Auth Page ──────────────────────────────────────────────── */
.auth-page {
    min-height: 100vh;
    min-height: 100dvh;
    display: grid;
    place-items: center;
    padding: 20px;
    padding-bottom: max(20px, env(safe-area-inset-bottom));
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.auth-card {
    width: min(100%, 440px);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 24px;
}

.auth-card .brand-box {
    margin-bottom: 20px;
}

/* ── PWA Install Banner ─────────────────────────────────────── */
.pwa-install-banner {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary), #5aa5ff);
    color: white;
    padding: 10px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    flex-wrap: wrap;
}

.pwa-install-banner.show {
    display: flex;
}

.pwa-install-banner .pwa-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.pwa-install-banner button {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: white;
    border-radius: 6px;
    padding: 5px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease;
}

.pwa-install-banner button.primary {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary);
}

.pwa-install-banner button:hover {
    background: rgba(255, 255, 255, 0.35);
}

.pwa-install-banner button.primary:hover {
    background: white;
}

/* ── Mobile Bottom Nav (≤820px Modern App Design) ────────── */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 16px 16px 0 0;
    z-index: 1040;
    padding-bottom: env(safe-area-inset-bottom);
    box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.08);
}

.bottom-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-around;
    height: 100%;
    max-width: 500px;
    margin: 0 auto;
    padding: 2px 4px;
}

.bottom-nav-item,
a.bottom-nav-item,
button.bottom-nav-item {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    color: #64748b;
    text-decoration: none !important;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    position: relative;
    background: transparent !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    margin: 0 2px !important;
    padding: 6px 2px !important;
    border-radius: 12px;
    cursor: pointer;
    font-family: inherit;
    -webkit-tap-highlight-color: transparent;
    -webkit-appearance: none;
    appearance: none;
    transition: all 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

.bottom-nav-item i {
    font-size: 1.25rem;
    line-height: 1;
    color: #64748b;
    transition: transform 0.18s ease, color 0.18s ease;
}

.bottom-nav-item:active {
    transform: scale(0.92);
}

.bottom-nav-item.active {
    color: var(--primary) !important;
    background: rgba(37, 99, 235, 0.09) !important;
    font-weight: 700;
}

.bottom-nav-item.active i {
    color: var(--primary) !important;
    transform: translateY(-1px);
}

.bottom-nav-item.active span {
    color: var(--primary) !important;
}

/* ── DataTables Overrides ───────────────────────────────────── */
div.dt-container .dt-search {
    margin-bottom: 12px;
}

div.dt-container .dt-search input {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 0.84rem;
    margin-left: 8px;
    background: var(--surface-alt);
    transition: all 0.2s ease;
    outline: none;
    max-width: 100%;
}

div.dt-container .dt-search input:focus {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.12);
}

div.dt-container .dt-length select {
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 0.84rem;
    background: #fff;
    margin: 0 6px;
}

div.dt-container .dt-paging {
    padding-top: 10px;
}

div.dt-container .dt-paging .pagination {
    margin: 0;
    gap: 4px;
    flex-wrap: wrap;
}

div.dt-container .dt-paging .page-link {
    font-size: 0.82rem;
    padding: 5px 10px;
    border-radius: 6px;
    color: var(--text);
    border-color: var(--line);
    transition: all 0.15s ease;
}

div.dt-container .dt-paging .page-link:hover {
    background: var(--surface-alt);
    color: var(--primary);
}

div.dt-container .dt-paging .page-item.active .page-link {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

div.dt-container .dt-info {
    font-size: 0.8rem;
    color: var(--muted);
    padding-top: 12px;
}

.table-wrap table thead th {
    border-bottom: 2px solid var(--line) !important;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    color: var(--muted);
    font-weight: 700;
}

.table-wrap table tbody td {
    padding: 10px 12px;
    vertical-align: middle;
}

/* ── Date Filter Bar ────────────────────────────────────────── */
.date-filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px 14px;
    box-shadow: var(--shadow-sm);
    gap: 12px;
    flex-wrap: wrap;
}

.date-filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.date-filter-label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.date-input-wrap {
    min-width: 160px;
}

.date-input-wrap .input-group-text {
    font-size: 0.82rem;
    font-weight: 600;
    background: var(--surface-alt);
    color: var(--muted);
    border-color: var(--line);
    padding: 6px 10px;
}

.date-input-wrap .form-control {
    font-size: 0.86rem;
    height: 38px;
    border-color: var(--line);
}

.date-filter-bar .btn-md {
    height: 38px;
    padding: 6px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

/* ── Invoice Document Structure & Print Layout ──────────────── */
.invoice-toolbar {
    max-width: 900px;
    margin: 0 auto 12px auto;
}

.invoice-document {
    max-width: 900px;
    margin: 0 auto;
    background: #ffffff;
    color: #0f172a;
    font-size: 0.88rem;
    line-height: 1.45;
    position: relative;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
    border: 1px solid var(--line);
    border-radius: 12px;
}

/* Ensure no tables inside invoice-document get forced to 480px min-width */
.invoice-document table {
    min-width: 0 !important;
}

.invoice-meta-table {
    min-width: 0 !important;
    width: auto !important;
    border-collapse: collapse;
}

.invoice-meta-table td {
    padding: 3px 6px;
    border: 0 !important;
    white-space: nowrap;
}

.invoice-table-structured {
    width: 100% !important;
    min-width: 0 !important;
}

.invoice-table-structured th {
    background-color: #f8fafc !important;
    color: #475569;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    padding: 10px 12px;
    border-color: #e2e8f0;
}

.invoice-table-structured td {
    padding: 10px 12px;
    border-color: #e2e8f0;
}

.invoice-summary-card {
    background: #f8fafc;
    border: 1px solid var(--line);
    border-radius: 8px;
    width: 100%;
}

.invoice-machine-list .badge {
    font-size: 0.78rem;
}

@media (max-width: 576px) {
    .invoice-document {
        padding: 16px !important;
        border-radius: 8px;
    }

    .invoice-meta-table {
        margin-left: 0 !important;
        margin-top: 8px;
        width: 100% !important;
    }
}

/* ── Print Styles ───────────────────────────────────────────── */
@media print {

    .sidebar,
    .topbar,
    .bottom-nav,
    .pwa-install-banner,
    .section-header .btn,
    form,
    .action-row,
    .no-print,
    .invoice-toolbar,
    .sidebar-backdrop {
        display: none !important;
    }

    body,
    html,
    .app-shell,
    .main-panel,
    .content-area {
        background: #fff !important;
        color: #000 !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
    }

    .invoice-document {
        max-width: 100% !important;
        width: 100% !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        padding: 20px !important;
        margin: 0 !important;
        break-inside: avoid;
    }

    .card-panel {
        box-shadow: none !important;
        border: 0 !important;
        break-inside: avoid;
        padding: 0 !important;
    }

    .app-shell {
        display: block;
    }

    table {
        min-width: 0;
        page-break-inside: avoid;
        break-inside: avoid;
    }

    tr,
    td,
    th {
        page-break-inside: avoid;
        break-inside: avoid;
    }

    @page {
        size: A4 portrait;
        margin: 10mm 12mm;
    }
}

@media (min-width: 821px) {
    .mobile-filter-trigger {
        display: none !important;
    }

    .mobile-active-filter-strip {
        display: none !important;
    }
}

@media (min-width: 1280px) {
    .metric-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    :root {
        --sidebar-width: 260px;
    }
}

@media (max-width: 1279px) and (min-width: 821px) {
    .metric-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .row-split {
        grid-template-columns: 1fr;
    }

    :root {
        --sidebar-width: 220px;
    }
}

@media (max-width: 820px) {

    .toggle-sidebar {
        display: grid;
    }

    .app-shell {
        display: block;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: min(var(--sidebar-width), 80vw);
        transform: translateX(-100%);
        box-shadow: 4px 0 24px rgba(15, 23, 42, 0.12);
    }

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

    .topbar {
        padding: 0 14px;
        height: var(--topbar-height);
    }

    .page-title {
        font-size: 1.05rem;
    }

    .topbar-actions {
        gap: 8px;
    }

    .search-box {
        min-width: 0;
        width: 140px;
    }

    .content-area {
        padding: 14px 14px calc(var(--bottom-nav-height) + env(safe-area-inset-bottom) + 28px) 14px !important;
    }

    .metric-grid-primary {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 8px !important;
        margin-bottom: 8px !important;
    }

    .metric-grid-secondary {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 6px !important;
        margin-bottom: 10px !important;
    }

    .metric-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .row-split {
        grid-template-columns: 1fr;
    }

    .bottom-nav {
        display: block;
    }

    .date-filter-bar {
        display: none !important;
    }

    .mobile-filter-trigger {
        display: inline-flex !important;
        align-items: center;
        gap: 4px;
        font-weight: 600;
        white-space: nowrap;
    }

    .mobile-active-filter-strip {
        font-size: 0.82rem;
        border-radius: 8px;
        box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
    }

    .table-wrap {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        scrollbar-width: thin !important;
        margin-bottom: 12px !important;
        border-radius: 8px !important;
        background: #ffffff !important;
        border: 1px solid var(--line) !important;
        box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04) !important;
    }

    .table-wrap::-webkit-scrollbar {
        height: 5px;
    }

    .table-wrap::-webkit-scrollbar-track {
        background: #f1f5f9;
        border-radius: 4px;
    }

    .table-wrap::-webkit-scrollbar-thumb {
        background: #cbd5e1;
        border-radius: 4px;
    }

    .table-wrap::-webkit-scrollbar-thumb:hover {
        background: #94a3b8;
    }

    .table-wrap table,
    .table-wrap .data-table {
        width: max-content !important;
        min-width: 660px !important;
        max-width: none !important;
        margin-bottom: 0 !important;
        border-collapse: collapse !important;
    }

    .table-wrap table th,
    .table-wrap table td {
        white-space: nowrap !important;
        padding: 10px 12px !important;
        font-size: 0.83rem !important;
        vertical-align: middle !important;
    }

    .table-wrap table th {
        background: var(--surface-alt) !important;
        font-size: 0.72rem !important;
        letter-spacing: 0.04em !important;
    }
}

/* ── Mobile (≤480px) ────────────────────────────────────────── */
@media (max-width: 480px) {

    :root {
        --topbar-height: 52px;
    }

    .topbar {
        padding: 0 10px;
        gap: 8px;
    }

    .page-title {
        font-size: 0.95rem;
    }

    .page-kicker {
        display: none;
    }

    /* Hide search on tiny screens (use sidebar or page search) */
    .search-box {
        display: none;
    }

    /* User pill — show avatar only */
    .user-pill strong,
    .user-pill small {
        display: none;
    }

    .user-pill {
        padding: 4px 6px;
        gap: 0;
    }

    /* Content */
    .content-area {
        padding: 10px 10px calc(var(--bottom-nav-height) + env(safe-area-inset-bottom) + 26px) 10px !important;
    }

    .card-panel {
        padding: 10px 12px;
        border-radius: 8px;
        margin-bottom: 10px;
    }

    /* Compact Dashboard Metrics on mobile */
    .metric-grid-primary {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 8px !important;
        margin-bottom: 8px !important;
    }

    .metric-grid-secondary {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 6px !important;
        margin-bottom: 10px !important;
    }

    .metric-card-compact {
        padding: 7px 9px !important;
        border-radius: 8px !important;
    }

    .metric-card-compact .value {
        font-size: 1.02rem !important;
    }

    .metric-card-compact .metric-label {
        font-size: 0.65rem !important;
    }

    .metric-card-compact .delta {
        font-size: 0.64rem !important;
    }

    .metric-mini-chip {
        padding: 5px 6px !important;
        gap: 6px !important;
    }

    .metric-mini-chip .chip-icon {
        width: 24px !important;
        height: 24px !important;
        min-width: 24px !important;
        font-size: 0.74rem !important;
    }

    .metric-mini-chip .chip-val {
        font-size: 0.86rem !important;
    }

    .metric-mini-chip .chip-lbl {
        font-size: 0.60rem !important;
    }

    /* Compact chart on mobile */
    .chart-wrap {
        height: 165px !important;
    }

    /* Metrics — single column on tiny phones fallback */
    .metric-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .metric-card .value {
        font-size: 1.1rem;
    }

    /* Form grid single column */
    .form-grid {
        grid-template-columns: 1fr;
    }

    /* Section header on mobile: title on left, small compact buttons on the right side */
    .section-header {
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        justify-content: space-between !important;
        gap: 6px !important;
        margin-bottom: 10px !important;
        flex-wrap: wrap !important;
    }

    .section-header>div:first-child {
        min-width: 0;
        flex: 1 1 auto;
    }

    .section-header .page-kicker {
        display: none !important;
    }

    .section-header .section-title {
        font-size: 1rem !important;
        margin: 0 !important;
        line-height: 1.25 !important;
        font-weight: 700 !important;
    }

    .section-header .action-row {
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        justify-content: flex-end !important;
        margin-left: auto !important;
        gap: 5px !important;
        flex-wrap: nowrap !important;
        width: auto !important;
    }

    .section-header .btn,
    .section-header .action-row .btn {
        padding: 4px 8px !important;
        font-size: 0.76rem !important;
        font-weight: 600 !important;
        line-height: 1.3 !important;
        border-radius: 6px !important;
        white-space: nowrap !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 3px !important;
    }

    .section-header .btn i,
    .section-header .action-row .btn i {
        font-size: 0.78rem !important;
        margin-right: 2px !important;
    }

    .mobile-filter-trigger {
        padding: 4px 7px !important;
        font-size: 0.78rem !important;
        height: 29px !important;
        min-width: 29px !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        border-radius: 6px !important;
    }

    /* In-card header (Add new record / Edit record / Create quotation) */
    .card-panel .section-header {
        display: flex !important;
        flex-direction: row !important;
        justify-content: space-between !important;
        align-items: center !important;
        width: 100% !important;
        margin-bottom: 10px !important;
        padding-bottom: 8px !important;
        border-bottom: 1px solid var(--line) !important;
        flex-wrap: nowrap !important;
    }

    .card-panel .section-header .section-title {
        font-size: 0.95rem !important;
        margin: 0 !important;
    }

    .card-panel .section-header .btn,
    .card-panel .section-header .btn-close {
        margin-left: auto !important;
        flex-shrink: 0 !important;
    }

    /* Invoice table scrollable */
    .invoice-lines {
        font-size: 0.78rem;
        min-width: 680px;
    }

    /* Mobile Filter: Keep inline desktop date-filter-bar completely hidden on mobile */
    .date-filter-bar {
        display: none !important;
    }

    /* DataTables tweaks on mobile */
    div.dt-container .dt-search,
    div.dt-container .dt-length {
        font-size: 0.78rem;
    }

    div.dt-container .dt-search input {
        margin-left: 4px;
    }

    /* Bottom nav label always visible */
    .bottom-nav-item {
        font-size: 0.58rem;
    }

    .bottom-nav-item i {
        font-size: 1.1rem;
    }
}

.btn-xs {
    padding: 2px 6px;
    font-size: 0.75rem;
    border-radius: 4px;
}

pre code {
    font-family: Consolas, 'Fira Code', Menlo, Monaco, monospace;
}

.brand-badge-mobile .badge-ktc {
    background: linear-gradient(135deg, var(--primary), #5aa5ff);
    color: #fff;
    font-weight: 800;
    font-size: 0.75rem;
    letter-spacing: -0.02em;
    padding: 4px 8px;
    border-radius: 6px;
    display: inline-block;
}

@media (max-width: 768px) {
    .desktop-table-view {
        display: none !important;
    }

    .mobile-contact-view {
        display: block !important;
    }
}

@media (min-width: 769px) {
    .desktop-table-view {
        display: block !important;
    }

    .mobile-contact-view {
        display: none !important;
    }

    #salesChartPanel,
    #paymentChartPanel {
        display: block !important;
    }
}

@media (max-width: 360px) {
    .metric-grid-secondary {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* ── Mobile Contact Card List ──────────────────────────────── */
.mobile-contact-search-bar {
    position: sticky;
    top: 54px;
    z-index: 80;
    background: var(--bg);
    padding: 4px 0 10px;
}

.mobile-contact-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mobile-contact-card {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px 14px;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.mobile-contact-card:active {
    background: #f8fafc;
    transform: scale(0.99);
}

.contact-card-top {
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-card-avatar {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1f6feb, #6366f1);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.95rem;
    display: grid;
    place-items: center;
    box-shadow: 0 2px 6px rgba(31, 111, 235, 0.25);
    flex-shrink: 0;
}

.contact-name {
    font-size: 0.98rem;
    font-weight: 700;
    color: #0f172a;
    line-height: 1.3;
}

.contact-meta {
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.4;
}

.contact-chevron {
    font-size: 1.15rem;
    flex-shrink: 0;
}

.contact-card-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px dashed var(--line);
    flex-wrap: wrap;
}

.contact-btn {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
}

/* ── Customer Overview Page ────────────────────────────────── */
.customer-large-avatar {
    width: 58px;
    height: 58px;
    min-width: 58px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1f6feb, #6366f1);
    color: #ffffff;
    font-size: 1.35rem;
    font-weight: 700;
    display: grid;
    place-items: center;
    box-shadow: 0 4px 12px rgba(31, 111, 235, 0.3);
    flex-shrink: 0;
}

.overview-table td {
    padding: 7px 4px;
    font-size: 0.88rem;
    vertical-align: top;
}

.crm-tabs {
    border-bottom: 2px solid var(--line);
    gap: 4px;
    overflow-x: auto;
    flex-wrap: nowrap;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 1px;
}

.crm-tabs::-webkit-scrollbar {
    height: 3px;
}

.crm-tabs::-webkit-scrollbar-thumb {
    background: var(--line);
    border-radius: 3px;
}

.crm-tabs .nav-link {
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--muted);
    font-weight: 600;
    font-size: 0.88rem;
    padding: 10px 14px;
    border-radius: 0;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.crm-tabs .nav-link:hover {
    color: var(--primary);
    border-bottom-color: rgba(31, 111, 235, 0.35);
}

.crm-tabs .nav-link.active {
    color: var(--primary);
    background: transparent;
    border-bottom-color: var(--primary);
}