/* ========================================================
   MG AUTOS | WORKSHOP MANAGEMENT DESIGN SYSTEM
   High Performance, Modern Automotive SaaS Theme
   ======================================================== */

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

:root {
    /* Color Palette */
    --color-bg: #F8FAFC;
    --color-surface: #FFFFFF;
    --color-surface-hover: #F1F5F9;
    --color-border: #E2E8F0;
    --color-border-dark: #CBD5E1;

    /* Text */
    --color-text-main: #0F172A;
    --color-text-muted: #64748B;
    --color-text-light: #94A3B8;

    /* Brand MG Autos */
    --color-brand-red: #DC2626;
    --color-brand-red-hover: #B91C1C;
    --color-brand-red-light: #FEE2E2;
    --color-brand-red-text: #991B1B;

    /* Navigation & Dark Elements */
    --color-sidebar-bg: #0F172A;
    --color-sidebar-surface: #1E293B;
    --color-sidebar-border: #334155;
    --color-sidebar-text: #E2E8F0;
    --color-sidebar-muted: #94A3B8;
    --color-sidebar-active: #DC2626;

    /* Semantic States */
    --status-success-bg: #DCFCE7;
    --status-success-text: #166534;
    --status-success-border: #86EFAC;

    --status-info-bg: #DBEAFE;
    --status-info-text: #1E40AF;
    --status-info-border: #93C5FD;

    --status-warning-bg: #FEF3C7;
    --status-warning-text: #92400E;
    --status-warning-border: #FCD34D;

    --status-danger-bg: #FEE2E2;
    --status-danger-text: #991B1B;
    --status-danger-border: #FCA5A5;

    --status-purple-bg: #F3E8FF;
    --status-purple-text: #6B21A8;
    --status-purple-border: #D8B4FE;

    /* Typography */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Elevation & Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

    /* Radii */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;

    /* Layout */
    --sidebar-width: 260px;
    --topbar-height: 64px;
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text-main);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text-main);
    font-weight: 700;
    letter-spacing: -0.02em;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* Application Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-sidebar-bg);
    color: var(--color-sidebar-text);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    border-right: 1px solid var(--color-sidebar-border);
    transition: transform var(--transition-normal);
}

.sidebar-header {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 20px;
    border-bottom: 1px solid var(--color-sidebar-border);
}

.brand-badge {
    background-color: var(--color-brand-red);
    color: #FFFFFF;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 13px;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    letter-spacing: 0.05em;
    box-shadow: 0 2px 4px rgba(220, 38, 38, 0.4);
}

.brand-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 1.2;
}

.brand-subtitle {
    font-size: 10px;
    color: var(--color-sidebar-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.sidebar-menu {
    flex: 1;
    overflow-y: auto;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-section-title {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--color-sidebar-muted);
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 12px 12px 6px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 12px;
    color: var(--color-sidebar-muted);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 13.5px;
    transition: all var(--transition-fast);
}

.sidebar-link svg {
    width: 18px;
    height: 18px;
    stroke-width: 2;
    flex-shrink: 0;
}

.sidebar-link:hover {
    color: #FFFFFF;
    background-color: rgba(255, 255, 255, 0.06);
}

.sidebar-link.active {
    color: #FFFFFF;
    background-color: var(--color-brand-red);
    box-shadow: 0 2px 8px rgba(220, 38, 38, 0.35);
    font-weight: 600;
}

.sidebar-badge {
    margin-left: auto;
    background-color: rgba(255, 255, 255, 0.15);
    color: #FFFFFF;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--radius-full);
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--color-sidebar-border);
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: rgba(0, 0, 0, 0.15);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background-color: var(--color-brand-red);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 13px;
    font-weight: 600;
    color: #FFFFFF;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 11px;
    color: var(--color-sidebar-muted);
    text-transform: capitalize;
}

/* Main Content Area */
.app-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

/* Topbar */
.app-topbar {
    height: var(--topbar-height);
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    position: sticky;
    top: 0;
    z-index: 90;
    box-shadow: var(--shadow-sm);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-toggle-btn {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-main);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
}

.topbar-search {
    position: relative;
    width: 320px;
}

.topbar-search input {
    width: 100%;
    height: 38px;
    padding: 0 14px 0 38px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    color: var(--color-text-main);
    outline: none;
    transition: all var(--transition-fast);
}

.topbar-search input:focus {
    border-color: var(--color-brand-red);
    background-color: var(--color-surface);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.topbar-search svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 38px;
    padding: 0 16px;
    font-size: 13.5px;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn svg {
    width: 16px;
    height: 16px;
}

.btn-primary {
    background-color: var(--color-brand-red);
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: var(--color-brand-red-hover);
    box-shadow: 0 2px 6px rgba(220, 38, 38, 0.3);
}

.btn-secondary {
    background-color: var(--color-surface);
    border-color: var(--color-border);
    color: var(--color-text-main);
}

.btn-secondary:hover {
    background-color: var(--color-surface-hover);
    border-color: var(--color-border-dark);
}

.btn-danger {
    background-color: var(--color-brand-red-light);
    color: var(--color-brand-red-text);
    border-color: var(--status-danger-border);
}

.btn-danger:hover {
    background-color: var(--color-brand-red);
    color: #FFFFFF;
}

.btn-sm {
    height: 32px;
    padding: 0 12px;
    font-size: 12.5px;
}

.btn-lg {
    height: 44px;
    padding: 0 20px;
    font-size: 15px;
}

.btn-icon {
    width: 38px;
    height: 38px;
    padding: 0;
    border-radius: var(--radius-md);
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    background-color: var(--color-surface-hover);
    color: var(--color-text-main);
}

.notif-dot {
    position: absolute;
    top: 7px;
    right: 7px;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: var(--color-brand-red);
    border: 2px solid var(--color-surface);
}

/* Page Body */
.page-content {
    flex: 1;
    padding: 28px;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text-main);
}

.page-subtitle {
    font-size: 13.5px;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.page-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* KPI Cards Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.kpi-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--color-border-dark);
}

.kpi-card.urgent {
    border-left: 4px solid var(--color-brand-red);
}

.kpi-card.warning {
    border-left: 4px solid #F59E0B;
}

.kpi-card.info {
    border-left: 4px solid #3B82F6;
}

.kpi-card.success {
    border-left: 4px solid #16A34A;
}

.kpi-title {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}

.kpi-value {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--color-text-main);
    line-height: 1.1;
}

.kpi-desc {
    font-size: 11.5px;
    color: var(--color-text-muted);
    margin-top: 6px;
}

.kpi-icon-wrap {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.kpi-icon-wrap.red {
    background-color: var(--color-brand-red-light);
    color: var(--color-brand-red);
}

.kpi-icon-wrap.amber {
    background-color: var(--status-warning-bg);
    color: var(--status-warning-text);
}

.kpi-icon-wrap.blue {
    background-color: var(--status-info-bg);
    color: var(--status-info-text);
}

.kpi-icon-wrap.green {
    background-color: var(--status-success-bg);
    color: var(--status-success-text);
}

.kpi-icon-wrap.purple {
    background-color: var(--status-purple-bg);
    color: var(--status-purple-text);
}

/* Card Containers */
.card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
}

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

.card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-title svg {
    width: 18px;
    height: 18px;
    color: var(--color-text-muted);
}

.card-body {
    padding: 20px;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13.5px;
}

.table th {
    background-color: #F8FAFC;
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-main);
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: rgba(241, 245, 249, 0.6);
}

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

/* Plate Badge (Chilean Automotive Standard) */
.plate-badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.06em;
    background-color: #FFFFFF;
    color: #0F172A;
    border: 2px solid #0F172A;
    border-radius: var(--radius-sm);
    padding: 2px 8px;
    text-transform: uppercase;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11.5px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    border: 1px solid transparent;
    white-space: nowrap;
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: var(--radius-full);
}

.badge-success {
    background-color: var(--status-success-bg);
    color: var(--status-success-text);
    border-color: var(--status-success-border);
}
.badge-success .badge-dot { background-color: #16A34A; }

.badge-info {
    background-color: var(--status-info-bg);
    color: var(--status-info-text);
    border-color: var(--status-info-border);
}
.badge-info .badge-dot { background-color: #2563EB; }

.badge-warning {
    background-color: var(--status-warning-bg);
    color: var(--status-warning-text);
    border-color: var(--status-warning-border);
}
.badge-warning .badge-dot { background-color: #D97706; }

.badge-danger {
    background-color: var(--status-danger-bg);
    color: var(--status-danger-text);
    border-color: var(--status-danger-border);
}
.badge-danger .badge-dot { background-color: #DC2626; }

.badge-purple {
    background-color: var(--status-purple-bg);
    color: var(--status-purple-text);
    border-color: var(--status-purple-border);
}
.badge-purple .badge-dot { background-color: #7C3AED; }

/* Filter Bar */
.filter-bar {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    box-shadow: var(--shadow-sm);
}

.filter-input {
    height: 38px;
    padding: 0 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    color: var(--color-text-main);
    font-size: 13.5px;
    outline: none;
    transition: all var(--transition-fast);
}

.filter-input:focus {
    border-color: var(--color-brand-red);
    background-color: #FFFFFF;
}

/* Kanban Board */
.kanban-board {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 16px;
    align-items: flex-start;
}

.kanban-column {
    background-color: #F1F5F9;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 450px;
}

.kanban-column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-border);
}

.kanban-column-title {
    font-size: 13.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.kanban-count {
    background-color: var(--color-surface);
    color: var(--color-text-muted);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
}

.kanban-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 14px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all var(--transition-fast);
    cursor: grab;
}

.kanban-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-border-dark);
}

.kanban-card.blocked {
    border-left: 4px solid var(--color-brand-red);
    background-color: #FFFDFD;
}

.kanban-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-main);
    line-height: 1.3;
}

.kanban-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: var(--color-text-muted);
    gap: 8px;
    flex-wrap: wrap;
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-backdrop.show {
    opacity: 1;
    pointer-events: auto;
}

.modal-dialog {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 580px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px) scale(0.98);
    transition: transform var(--transition-normal);
}

.modal-backdrop.show .modal-dialog {
    transform: translateY(0) scale(1);
}

.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 17px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
}

.modal-close:hover {
    color: var(--color-text-main);
    background-color: var(--color-surface-hover);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    background-color: #F8FAFC;
}

/* Forms */
.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-main);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--color-brand-red);
    margin-left: 2px;
}

.form-control {
    width: 100%;
    height: 40px;
    padding: 0 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: #FFFFFF;
    color: var(--color-text-main);
    font-size: 13.5px;
    outline: none;
    transition: all var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-brand-red);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

textarea.form-control {
    height: auto;
    padding: 10px 14px;
    min-height: 90px;
}

.form-help {
    font-size: 11.5px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

/* Flash Alerts */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13.5px;
    font-weight: 500;
    border: 1px solid transparent;
}

.alert-success {
    background-color: var(--status-success-bg);
    color: var(--status-success-text);
    border-color: var(--status-success-border);
}

.alert-warning {
    background-color: var(--status-warning-bg);
    color: var(--status-warning-text);
    border-color: var(--status-warning-border);
}

.alert-danger {
    background-color: var(--status-danger-bg);
    color: var(--status-danger-text);
    border-color: var(--status-danger-border);
}

.alert-info {
    background-color: var(--status-info-bg);
    color: var(--status-info-text);
    border-color: var(--status-info-border);
}

/* Tabs */
.nav-tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    gap: 6px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.nav-tab-btn {
    padding: 10px 16px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--color-text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.nav-tab-btn:hover {
    color: var(--color-text-main);
}

.nav-tab-btn.active {
    color: var(--color-brand-red);
    border-bottom-color: var(--color-brand-red);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Responsive Layout System */
.layout-2col {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.layout-2col-reverse {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 24px;
    margin-bottom: 24px;
}

.responsive-grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.responsive-grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.stepper-scroll-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
}

/* Touch Target Minimum (44px) */
.touch-target {
    min-height: 44px;
    min-width: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Responsive adjustments across all 6 target viewports */
@media (max-width: 1200px) {
    .responsive-grid-cards {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 992px) {
    .app-sidebar {
        transform: translateX(-100%);
    }

    .app-sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-xl);
    }

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

    .menu-toggle-btn {
        display: block;
    }

    .topbar-search {
        width: 200px;
    }

    .page-content {
        padding: 16px;
    }

    .layout-2col,
    .layout-2col-reverse {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .responsive-grid-2col {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .filter-bar {
        flex-wrap: wrap;
        gap: 8px;
    }

    .filter-input {
        width: 100%;
        min-height: 42px;
    }

    .nav-tabs {
        padding-bottom: 4px;
    }

    .nav-tab-btn {
        min-height: 42px;
    }

    .btn {
        min-height: 40px;
    }

    .modal-dialog {
        max-width: 100%;
        margin: 10px;
    }
}

@media (max-width: 576px) {
    .topbar-search {
        display: none;
    }

    .topbar-user span {
        display: none;
    }

    .kpi-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .page-actions {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .page-actions .btn {
        flex: 1 1 auto;
        justify-content: center;
    }

    .form-control, 
    select.form-control, 
    textarea.form-control {
        font-size: 16px; /* Prevents auto-zoom in iOS Safari */
        min-height: 44px;
    }

    .kanban-board {
        grid-template-columns: 1fr;
    }

    .kanban-column {
        min-height: auto;
    }

    .modal-backdrop {
        padding: 10px;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 16px;
    }
}

@media (max-width: 430px) {
    .page-title {
        font-size: 18px;
    }

    .page-subtitle {
        font-size: 12px;
    }

    .card-header {
        padding: 14px 16px;
    }

    .card-body {
        padding: 14px 16px;
    }

    .table th, .table td {
        padding: 10px 12px;
    }
}

@media (max-width: 375px) {
    .kpi-value {
        font-size: 24px;
    }

    .kpi-title {
        font-size: 11px;
    }

    .plate-badge {
        font-size: 11px;
        padding: 2px 6px;
    }

    .page-content {
        padding: 12px;
    }
}

@media (max-width: 320px) {
    body {
        font-size: 13px;
    }

    .page-content {
        padding: 8px;
    }

    .card-body {
        padding: 12px;
    }

    .btn {
        font-size: 12px;
        padding: 8px 10px;
    }

    .modal-dialog {
        margin: 4px;
    }
}