/* ============================================
   VERIFACTU - Pastel Design System
   Paleta: crema, lavanda, menta, rosa, azul cielo
   ============================================ */

/* Google Fonts loaded in layout:
   @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
*/

:root {
    /* Background */
    --bg-page: #FDFBF7;
    --bg-card: #FFFFFF;
    --bg-nav1: #EDE4F5;
    --bg-nav1-hover: #DDD0EB;
    --bg-nav2: #FFFFFF;
    --bg-admin-nav: #E2E8F0;
    --bg-input: #FAFAFA;
    --bg-table-header: #F0F4FF;
    --bg-table-zebra: #F7FAFC;
    --bg-table-hover: #F0F4FF;

    /* Text */
    --text-primary: #2D3748;
    --text-secondary: #718096;
    --text-muted: #A0AEC0;
    --text-nav1: #4A3F5C;
    --text-on-pastel: #3A3550;

    /* Accent - Pastel */
    --accent-lavender: #B8C5F8;
    --accent-lavender-hover: #A5B4F0;
    --accent-lavender-text: #3A3F6E;
    --accent-mint: #C6F6D5;
    --accent-mint-text: #1A3D2A;
    --accent-rose: #FED7D7;
    --accent-rose-text: #5C2020;
    --accent-yellow: #FEFCBF;
    --accent-yellow-text: #5C4A00;
    --accent-sky: #BEE3F8;
    --accent-sky-text: #1A365D;

    /* Border */
    --border-color: #EDF2F7;
    --border-light: #F1F5F9;

    /* Shadow */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.03);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.04), 0 2px 4px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.06);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Transition */
    --transition: 0.2s ease;
}

/* ============================================
   Base
   ============================================ */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    font-weight: 400;
    background-color: var(--bg-page);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--text-primary);
}

a {
    color: var(--accent-lavender-text);
    transition: color var(--transition);
}
a:hover {
    color: var(--accent-lavender-hover);
}

/* ============================================
   Nav1 - Pastel Lavender
   ============================================ */
#nav1 {
    background: var(--bg-nav1) !important;
    transition: transform 0.35s ease;
    z-index: 1030;
    box-shadow: var(--shadow-xs);
}

#nav1.nav-hidden {
    transform: translateY(-100%);
}

#nav1 .navbar-brand {
    color: var(--text-nav1) !important;
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.3px;
}

#nav1 .nav-link {
    color: var(--text-nav1) !important;
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.85rem;
    transition: background var(--transition);
}

#nav1 .nav-link:hover {
    background: var(--bg-nav1-hover);
}

#nav1 .dropdown-menu {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: 0.4rem 0;
}

#nav1 .dropdown-item {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    transition: background var(--transition);
}

#nav1 .dropdown-item:hover {
    background: var(--bg-table-hover);
}

#nav1 .dropdown-item.active {
    background: var(--accent-lavender);
    color: var(--accent-lavender-text);
}

/* ============================================
   Nav2 - White sticky with subtle shadow
   ============================================ */
#nav2 {
    z-index: 1020;
    top: 0;
    background: var(--bg-nav2) !important;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
}

#nav2 .btn {
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.7rem;
    font-weight: 500;
    transition: all var(--transition);
}

#nav2 .btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

#nav2 .dropdown-menu {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

/* ============================================
   Admin Nav - Light Pearl Gray
   ============================================ */
.admin-nav {
    background: var(--bg-admin-nav) !important;
    box-shadow: var(--shadow-xs);
}

.admin-nav .navbar-brand {
    color: var(--text-primary) !important;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.2px;
}

.admin-nav .nav-link {
    color: var(--text-primary) !important;
    font-weight: 500;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.75rem;
    transition: background var(--transition);
}

.admin-nav .nav-link:hover {
    background: rgba(0, 0, 0, 0.04);
}

.admin-nav .btn-outline-light {
    color: var(--text-primary) !important;
    border-color: #CBD5E0 !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.admin-nav .btn-outline-light:hover {
    background: rgba(0, 0, 0, 0.04);
    border-color: #A0AEC0 !important;
}

/* ============================================
   Main Content
   ============================================ */
main.container-fluid {
    min-height: calc(100vh - 120px);
    max-width: 100%;
}

/* ============================================
   Cards
   ============================================ */
.card {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: none;
    background: var(--bg-card);
}

.card.shadow,
.card.shadow-sm,
.card .shadow {
    box-shadow: var(--shadow-sm);
}

.card.shadow-md {
    box-shadow: var(--shadow-md);
}

.card:hover {
    box-shadow: none;
}

.card.shadow:hover,
.card.shadow-sm:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-light);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
    padding: 0.85rem 1.15rem;
}

.card-body {
    padding: 1.15rem;
}

.card-footer {
    background: transparent;
    border-top: 1px solid var(--border-light);
}

/* Stat cards */
.stat-card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    transition: all var(--transition);
    cursor: pointer;
    box-shadow: var(--shadow-xs);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card .card-body {
    padding: 1.15rem 0.85rem;
    text-align: center;
}

.stat-card h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0;
    line-height: 1.2;
}

.stat-card h6 {
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.stat-card .text-primary { color: var(--accent-lavender-text) !important; }
.stat-card .text-success { color: var(--accent-mint-text) !important; }
.stat-card .text-warning { color: var(--accent-yellow-text) !important; }
.stat-card .text-info    { color: var(--accent-sky-text) !important; }
.stat-card .text-danger  { color: var(--accent-rose-text) !important; }
.stat-card .text-secondary { color: var(--text-secondary) !important; }

.stat-card.border-primary { border-color: var(--accent-lavender) !important; }
.stat-card.border-success { border-color: var(--accent-mint) !important; }
.stat-card.border-warning { border-color: var(--accent-yellow) !important; }
.stat-card.border-info    { border-color: var(--accent-sky) !important; }
.stat-card.border-danger  { border-color: var(--accent-rose) !important; }
.stat-card.border-secondary { border-color: var(--border-color) !important; }

/* Stats cards with solid backgrounds */
.stat-card.bg-primary,
.stat-card.bg-success,
.stat-card.bg-warning,
.stat-card.bg-info {
    border: none;
}

/* ============================================
   Tables - Pastel Elegant
   ============================================ */
.table {
    font-size: 0.85rem;
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
}

.table thead th {
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: var(--text-secondary);
    background: var(--bg-table-header);
    border-bottom: 2px solid var(--border-color);
    border-top: none;
    border-left: none;
    border-right: none;
    padding: 0.75rem 0.85rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.7rem 0.85rem;
    border-bottom: 1px solid var(--border-light);
    border-left: none;
    border-right: none;
    vertical-align: middle;
    color: var(--text-primary);
}

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

.table-striped tbody tr:nth-of-type(odd),
.table-hover tbody tr:nth-of-type(even) {
    background-color: transparent;
}

.table-hover tbody tr:hover {
    background-color: var(--bg-table-hover);
}

.table-secondary,
.table-secondary > td {
    background-color: #FAFAFA !important;
    opacity: 0.7;
}

/* DataTable wrapper */
.dataTables_wrapper {
    font-size: 0.85rem;
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter {
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.85rem;
}

.dataTables_wrapper .dataTables_length select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.6rem;
    font-size: 0.85rem;
    min-width: 70px;
    background: var(--bg-card);
}

.dataTables_wrapper .dataTables_filter input {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    padding: 0.35rem 0.65rem;
    font-size: 0.85rem;
    background: var(--bg-card);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.dataTables_wrapper .dataTables_filter input:focus {
    border-color: var(--accent-lavender);
    box-shadow: 0 0 0 2px rgba(184, 197, 248, 0.25);
    outline: none;
}

.dataTables_wrapper .dataTables_info {
    padding: 0.5rem 0.85rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.dataTables_wrapper .dataTables_paginate {
    padding: 0.5rem 0.85rem;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: var(--radius-sm) !important;
    border: 1px solid var(--border-color) !important;
    padding: 0.3rem 0.65rem !important;
    font-size: 0.8rem !important;
    margin: 0 2px !important;
    color: var(--text-secondary) !important;
    background: var(--bg-card) !important;
    transition: all var(--transition) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--bg-table-hover) !important;
    border-color: var(--accent-lavender) !important;
    color: var(--accent-lavender-text) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--accent-lavender) !important;
    border-color: var(--accent-lavender-hover) !important;
    color: var(--accent-lavender-text) !important;
    font-weight: 600;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled {
    opacity: 0.4;
}

/* ============================================
   Page Header
   ============================================ */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.15rem;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.page-header h1 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.page-header h1 .bi {
    font-size: 1.2rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.45rem 0.95rem;
    transition: all var(--transition);
    border: 1px solid transparent;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-sm {
    font-size: 0.78rem;
    padding: 0.3rem 0.65rem;
}

/* Primary - Lavender pastel */
.btn-primary {
    background: var(--accent-lavender);
    border-color: var(--accent-lavender-hover);
    color: var(--accent-lavender-text);
}
.btn-primary:hover {
    background: var(--accent-lavender-hover);
    border-color: var(--accent-lavender-hover);
    color: var(--accent-lavender-text);
}

/* Success - Mint pastel */
.btn-success {
    background: var(--accent-mint);
    border-color: #B0E8C2;
    color: var(--accent-mint-text);
}
.btn-success:hover {
    background: #B0E8C2;
    color: var(--accent-mint-text);
}

/* Danger - Rose pastel */
.btn-danger {
    background: var(--accent-rose);
    border-color: #FCC5C5;
    color: var(--accent-rose-text);
}
.btn-danger:hover {
    background: #FCC5C5;
    color: var(--accent-rose-text);
}

/* Warning - Yellow pastel */
.btn-warning {
    background: var(--accent-yellow);
    border-color: #FDF8A0;
    color: var(--accent-yellow-text);
}
.btn-warning:hover {
    background: #FDF8A0;
    color: var(--accent-yellow-text);
}

/* Info - Sky pastel */
.btn-info {
    background: var(--accent-sky);
    border-color: #A8D9F5;
    color: var(--accent-sky-text);
}
.btn-info:hover {
    background: #A8D9F5;
    color: var(--accent-sky-text);
}

/* Secondary */
.btn-secondary {
    background: #EDF2F7;
    border-color: var(--border-color);
    color: var(--text-primary);
}
.btn-secondary:hover {
    background: #E2E8F0;
    color: var(--text-primary);
}

/* Outline variants */
.btn-outline-primary {
    border-color: var(--accent-lavender);
    color: var(--accent-lavender-text);
}
.btn-outline-primary:hover {
    background: var(--accent-lavender);
    border-color: var(--accent-lavender);
    color: var(--accent-lavender-text);
}

.btn-outline-danger {
    border-color: var(--accent-rose);
    color: var(--accent-rose-text);
}
.btn-outline-danger:hover {
    background: var(--accent-rose);
    border-color: var(--accent-rose);
    color: var(--accent-rose-text);
}

.btn-outline-success {
    border-color: var(--accent-mint);
    color: var(--accent-mint-text);
}
.btn-outline-success:hover {
    background: var(--accent-mint);
    border-color: var(--accent-mint);
    color: var(--accent-mint-text);
}

.btn-outline-secondary {
    border-color: #CBD5E0;
    color: var(--text-secondary);
}
.btn-outline-secondary:hover {
    background: #EDF2F7;
    border-color: #A0AEC0;
    color: var(--text-primary);
}

.btn-outline-warning {
    border-color: var(--accent-yellow);
    color: var(--accent-yellow-text);
}
.btn-outline-warning:hover {
    background: var(--accent-yellow);
    color: var(--accent-yellow-text);
}

/* ============================================
   Form Controls
   ============================================ */
.form-control,
.form-select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-input);
    color: var(--text-primary);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--accent-lavender);
    box-shadow: 0 0 0 3px rgba(184, 197, 248, 0.2);
    outline: none;
    background: var(--bg-card);
}

.form-control:disabled {
    background: #F5F5F5;
    color: var(--text-muted);
    cursor: not-allowed;
}

.form-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.form-text {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   Badges
   ============================================ */
.badge {
    font-weight: 500;
    font-size: 0.72rem;
    border-radius: 4px;
    padding: 0.25em 0.55em;
}

.bg-primary   { background: var(--accent-lavender) !important; color: var(--accent-lavender-text) !important; }
.bg-success   { background: var(--accent-mint) !important;     color: var(--accent-mint-text) !important; }
.bg-danger    { background: var(--accent-rose) !important;      color: var(--accent-rose-text) !important; }
.bg-warning   { background: var(--accent-yellow) !important;    color: var(--accent-yellow-text) !important; }
.bg-info      { background: var(--accent-sky) !important;       color: var(--accent-sky-text) !important; }
.bg-secondary { background: #EDF2F7 !important;                 color: var(--text-secondary) !important; }
.bg-dark      { background: #2D3748 !important;                 color: #FFF !important; }

.bg-warning.text-dark { color: var(--accent-yellow-text) !important; }

.badge-draft      { background: #EDF2F7; color: var(--text-secondary); }
.badge-saved      { background: var(--accent-lavender); color: var(--accent-lavender-text); }
.badge-sent       { background: var(--accent-mint); color: var(--accent-mint-text); }
.badge-cancelled  { background: var(--accent-rose); color: var(--accent-rose-text); }
.badge-pending    { background: var(--accent-yellow); color: var(--accent-yellow-text); }
.badge-error      { background: var(--accent-rose); color: var(--accent-rose-text); }
.badge-paid       { background: var(--accent-mint); color: var(--accent-mint-text); }
.badge-accepted   { background: var(--accent-mint); color: var(--accent-mint-text); }
.badge-rejected   { background: var(--accent-rose); color: var(--accent-rose-text); }
.badge-delivered  { background: var(--accent-sky); color: var(--accent-sky-text); }

/* ============================================
   Alerts
   ============================================ */
.alert {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    font-size: 0.875rem;
    box-shadow: var(--shadow-xs);
}

.alert-success { border-left: 4px solid var(--accent-mint); }
.alert-danger  { border-left: 4px solid var(--accent-rose); }
.alert-warning { border-left: 4px solid var(--accent-yellow); }
.alert-info    { border-left: 4px solid var(--accent-sky); }

/* ============================================
   Dropdowns
   ============================================ */
.dropdown-menu {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    padding: 0.35rem 0;
}

.dropdown-item {
    font-size: 0.85rem;
    padding: 0.45rem 1rem;
    color: var(--text-primary);
    transition: background var(--transition);
}

.dropdown-item:hover {
    background: var(--bg-table-hover);
}

/* ============================================
   Modals
   ============================================ */
.modal-content {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

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

.modal-footer {
    border-top: 1px solid var(--border-light);
    padding: 0.85rem 1.25rem;
}

/* ============================================
   Filters
   ============================================ */
.filter-bar {
    background: var(--bg-card);
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
}

/* ============================================
   Banners Carousel
   ============================================ */
.banner-slide {
    border-radius: var(--radius-md);
    overflow: hidden;
}

.carousel-inner {
    border-radius: var(--radius-md);
}

/* ============================================
   Module Buttons in Nav2
   ============================================ */
.btn-module-invoices        { background: #B8C5F8 !important; color: #3A3F6E !important; }
.btn-module-budgets         { background: #C6F6D5 !important; color: #1A3D2A !important; }
.btn-module-orders          { background: #FED7C4 !important; color: #5C2D14 !important; }
.btn-module-delivery_notes  { background: #D6BCFA !important; color: #3A2850 !important; }
.btn-module-collections     { background: #B2F5EA !important; color: #1A3D3A !important; }
.btn-module-products        { background: #BEE3F8 !important; color: #1A365D !important; }
.btn-module-stock           { background: #E2E8F0 !important; color: #2D3748 !important; }
.btn-module-clients         { background: #FED7F0 !important; color: #50283A !important; }
.btn-module-suppliers       { background: #FED7D7 !important; color: #5C2020 !important; }
.btn-module-purchase_invoices { background: #FEEBCD !important; color: #5C3D00 !important; }

/* ============================================
   Action buttons in tables
   ============================================ */
.btn-action {
    padding: 0.2rem 0.5rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

.table .btn {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
}

/* ============================================
   Misc
   ============================================ */
.quill-editor,
.ql-editor {
    min-height: 100px;
}

.preview-invoice {
    background: var(--bg-card);
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    max-width: 210mm;
    margin: 0 auto;
}

.dt-spinner {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

.text-muted { color: var(--text-muted) !important; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-header h1 {
        font-size: 1.2rem;
    }

    .stat-card h3 {
        font-size: 1.4rem;
    }

    #nav2 .btn {
        font-size: 0.7rem;
        padding: 0.25rem 0.45rem;
    }

    main.container-fluid {
        padding-left: 0.5rem !important;
        padding-right: 0.5rem !important;
    }

    .dataTables_wrapper .dataTables_filter,
    .dataTables_wrapper .dataTables_length {
        float: none;
        text-align: left;
    }
}

/* ============================================
   Print
   ============================================ */
@media print {
    #nav1, #nav2, .no-print {
        display: none !important;
    }

    body {
        background: white;
    }

    .preview-invoice {
        box-shadow: none;
        border: none;
        padding: 0;
    }
}

/* ============================================
   Login / Auth forms
   ============================================ */
.auth-page {
    background: linear-gradient(135deg, #EDE4F5 0%, #E0F0FD 50%, #FEEBF5 100%);
}

.auth-card {
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.auth-card .card-title {
    font-weight: 700;
    letter-spacing: -0.3px;
}

/* ============================================
   Nav tabs / pills
   ============================================ */
.nav-tabs .nav-link,
.nav-pills .nav-link {
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition);
}

.nav-tabs .nav-link:hover,
.nav-pills .nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-table-hover);
}

.nav-tabs .nav-link.active,
.nav-pills .nav-link.active {
    background: var(--accent-lavender);
    color: var(--accent-lavender-text);
    font-weight: 600;
}

/* ============================================
   Code / Pre tags
   ============================================ */
code {
    background: #F5F5F5;
    border-radius: 4px;
    padding: 0.15em 0.4em;
    font-size: 0.85em;
    color: var(--accent-rose-text);
}