@import url("https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@400;500;600;700&display=swap");

/* ==========================================================================
   CSS Custom Properties (Design Tokens)
   ========================================================================== */
:root {
    /* Primary brand color - blue like Netaccount */
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-primary-light: #dbeafe;

    /* Text colors */
    --color-text: #4b5563;
    --color-text-secondary: #6b7280;
    --color-text-muted: #9ca3af;

    /* Background colors */
    --color-bg: #ffffff;
    --color-bg-secondary: #f9fafb;
    --color-bg-hover: #f3f4f6;
    --color-bg-active: #e5e7eb;

    /* Border colors */
    --color-border: #e5e7eb;
    --color-border-dark: #d1d5db;

    /* Status colors */
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;

    --font-family: "Source Sans 3", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
html, body {
    font-family: var(--font-family);
    color: var(--color-text);
    background: var(--color-bg);
}

a, .btn-link {
    color: var(--color-text);
    text-decoration: none;
}

a:hover, .btn-link:hover {
    text-decoration: none;
}

/* ==========================================================================
   Global Text Color Override
   ========================================================================== */
body {
    color: var(--color-text);
}

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

h1:focus {
    outline: none;
}

/* ==========================================================================
   Bootstrap Overrides - Buttons
   ========================================================================== */
.btn-primary {
    color: #ffffff !important;
    background-color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
}

.btn-primary:hover {
    background-color: var(--color-primary-hover) !important;
    border-color: var(--color-primary-hover) !important;
}

.btn-secondary,
.btn-outline-secondary {
    color: var(--color-text) !important;
    background-color: var(--color-bg) !important;
    border-color: var(--color-border-dark) !important;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
}

.btn-secondary:hover,
.btn-outline-secondary:hover {
    background-color: var(--color-bg-hover) !important;
    border-color: var(--color-border-dark) !important;
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem var(--color-primary-light);
}

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

/* ==========================================================================
   Tables - Modern Styling
   ========================================================================== */
.table {
    border-collapse: separate;
    border-spacing: 0;
}

.table thead th {
    background-color: var(--color-bg-secondary) !important;
    color: var(--color-text-secondary) !important;
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.table tbody td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

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

/* ==========================================================================
   Status Badges
   ========================================================================== */
.badge {
    font-weight: 500;
    padding: 0.35rem 0.65rem;
    border-radius: 4px;
    font-size: 0.75rem;
}

.badge-success,
.bg-success {
    background-color: var(--color-success) !important;
    color: white !important;
}

.badge-warning,
.bg-warning {
    background-color: var(--color-warning) !important;
    color: white !important;
}

.badge-danger,
.bg-danger {
    background-color: var(--color-danger) !important;
    color: white !important;
}

.badge-secondary,
.bg-secondary {
    background-color: var(--color-bg-active) !important;
    color: var(--color-text) !important;
}

.badge-primary,
.bg-primary {
    background-color: var(--color-primary) !important;
    color: white !important;
}

/* Pill badges (like Netaccount filter tabs) */
.badge-pill {
    border-radius: 999px;
    padding: 0.5rem 1rem;
}

/* ==========================================================================
   Form Inputs - Modern Styling
   ========================================================================== */
.form-control {
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    color: var(--color-text);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* ==========================================================================
   Form Styles
   ========================================================================== */
.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* ==========================================================================
   Layout - Page Structure
   ========================================================================== */
.page {
    min-height: 100vh;
    display: flex;
    background: var(--color-bg);
    color: var(--color-text);
}

.page.layout-top {
    flex-direction: column;
}

.page.layout-side {
    flex-direction: row;
}

.main-shell {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.content {
    padding-top: 1.1rem;
}

/* ==========================================================================
   Layout - Sidebar
   ========================================================================== */
.sidebar {
    width: 260px;
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    height: 100vh;
    display: none;
}

.page.layout-side .sidebar {
    display: block;
}

.page.layout-side .app-nav.nav-top .nav-links {
    display: none;
}

.page.layout-top .layout-toggle .toggle-to-top {
    display: none;
}

.page.layout-side .layout-toggle .toggle-to-side {
    display: none;
}

/* ==========================================================================
   Navigation - Base
   ========================================================================== */
.app-nav {
    font-family: var(--font-family);
    font-size: 1rem;
    background: var(--color-bg);
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.app-nav a,
.app-nav a:hover,
.app-nav a:focus,
.app-nav a:visited {
    text-decoration: none !important;
}

/* ==========================================================================
   Navigation - Top Bar
   ========================================================================== */
.app-nav.nav-top {
    position: sticky;
    top: 0;
    z-index: 3000;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.app-nav.nav-top .nav-inner {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.625rem 1.5rem;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.nav-footer {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-left: auto;
}

/* ==========================================================================
   Navigation - Brand
   ========================================================================== */
.brand {
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--color-text);
}

.brand:hover {
    text-decoration: none;
}

/* ==========================================================================
   Navigation - Layout Toggle Button
   ========================================================================== */
.layout-toggle {
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text-secondary);
    width: 34px;
    height: 26px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    font-size: 0;
    line-height: 0;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.layout-toggle:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-border-dark);
    color: var(--color-text);
}

.layout-toggle[aria-pressed="true"] {
    background: var(--color-bg-hover);
    border-color: var(--color-border-dark);
    color: var(--color-text);
}

.toggle-icon {
    width: 18px;
    height: 18px;
    display: inline-flex;
}

.toggle-icon svg {
    width: 18px;
    height: 18px;
}

/* ==========================================================================
   Navigation - Menu Links
   ========================================================================== */
.menu-link {
    font: inherit;
    color: var(--color-text);
    text-decoration: none;
    background: transparent;
    border: none;
    padding: 0.25rem 0.15rem;
    font-weight: 500;
    font-size: 0.9375rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.15s ease, border-color 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.menu-link:hover {
    color: var(--color-text);
    border-bottom-color: var(--color-border);
    text-decoration: none;
}

.menu-link.active {
    color: var(--color-text);
    border-bottom-color: var(--color-primary);
}

.menu-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ==========================================================================
   Navigation - Sidebar Dropdown
   ========================================================================== */
.sidebar-dropdown {
    display: block;
}

.sidebar-dropdown summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-dropdown summary::-webkit-details-marker {
    display: none;
}

.sidebar-dropdown summary::after {
    content: "▾";
    font-size: 0.8rem;
    margin-left: auto;
    color: var(--color-text-secondary);
    transition: transform 0.2s;
}

.sidebar-dropdown[open] summary::after {
    transform: rotate(180deg);
}

.sidebar-dropdown-content {
    padding-left: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-top: 0.25rem;
    margin-bottom: 0.5rem;
}

.sidebar-link.sub-link {
    font-size: 0.875rem;
    padding: 0.4rem 0.75rem;
    opacity: 0.8;
}

.sidebar-link.sub-link:hover {
    opacity: 1;
}

/* ==========================================================================
   Navigation - Mobile Dropdown
   ========================================================================== */
.mobile-menu-dropdown {
    display: block;
}

.mobile-menu-dropdown summary {
    list-style: none;
    cursor: pointer;
}

.mobile-menu-dropdown summary::-webkit-details-marker {
    display: none;
}

.mobile-dropdown-content {
    padding-left: 1rem;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-secondary);
}

.mobile-menu-link.sub-link {
    font-size: 0.9rem;
    padding: 0.6rem 1rem;
    border-bottom: 1px solid var(--color-border);
}

/* ==========================================================================
   Admin Pages
   ========================================================================== */
.admin-page {
    padding: 2rem;
}

.admin-page h1 {
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

/* ==========================================================================
   Navigation - Dropdown Menus
   ========================================================================== */
.menu-dropdown {
    position: relative;
    display: inline-flex;
}

.nested-dropdown {
    display: block;
    position: relative;
}

.nested-dropdown summary::after {
    content: "▸";
    font-size: 0.7rem;
    margin-left: auto;
}

.nested-dropdown[open] summary::after {
    content: "▾";
}

.nested-panel {
    padding-left: 1rem;
    border-left: 2px solid var(--color-border);
    margin-left: 0.5rem;
    margin-top: 0.25rem;
    margin-bottom: 0.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.menu-dropdown > summary {
    list-style: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.menu-dropdown > summary::-webkit-details-marker {
    display: none;
}

.menu-dropdown > summary::after {
    content: "▾";
    font-size: 0.6rem;
    margin-left: 0.15rem;
    color: var(--color-text-secondary);
}

.menu-dropdown[open] > summary::after {
    transform: rotate(180deg);
}

.dropdown-panel {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    min-width: 180px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 0.5rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    z-index: 3100;
}

.menu-dropdown.align-right .dropdown-panel {
    right: 0;
    left: auto;
}

.dropdown-link {
    font: inherit;
    color: var(--color-text);
    text-decoration: none;
    background: transparent;
    border: none;
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9375rem;
}

.dropdown-link:hover {
    background: var(--color-bg-hover);
}

/* ==========================================================================
   Navigation - Sidebar
   ========================================================================== */
.app-nav.nav-side {
    height: 100%;
    border-right: 1px solid var(--color-border);
    border-bottom: none;
    background: var(--color-bg-secondary);
}

.sidebar-shell {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.75rem 1rem 2rem;
    height: 100%;
}

.sidebar-brand {
    padding: 1rem 1rem 1.5rem;
}

.sidebar-brand .brand {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
}

.sidebar-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sidebar-title {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--color-text-secondary);
    padding: 1.25rem 1rem 0.5rem;
    font-weight: 600;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    color: var(--color-text);
    text-decoration: none !important;
    font-weight: 500;
    font-size: 1.0625rem;
    transition: background 0.15s ease;
}

.sidebar-link:hover {
    background: var(--color-bg-hover);
    text-decoration: none !important;
}

.sidebar-link.active {
    background: var(--color-bg-hover);
    color: var(--color-text);
}

.sidebar-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: transparent;
    color: var(--color-text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-link:hover .sidebar-icon {
    color: var(--color-text);
}

.sidebar-link.active .sidebar-icon {
    color: var(--color-text);
}

.sidebar-icon svg {
    width: 20px;
    height: 20px;
}

/* ==========================================================================
   Error Handling
   ========================================================================== */
.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

/* ==========================================================================
   Mobile Menu
   ========================================================================== */
.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--color-text);
}

.mobile-menu-toggle svg {
    width: 24px;
    height: 24px;
}

.mobile-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
    z-index: 40;
    display: none;
    flex-direction: column;
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu-link {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
}

.mobile-menu-link:hover {
    background: var(--color-bg-hover);
}

.mobile-menu-link.active {
    background: var(--color-bg-hover);
}

/* ==========================================================================
   Responsive - Tablet and Mobile
   ========================================================================== */

/* Large tablets - reduce spacing */
@media (max-width: 1200px) {
    .nav-links {
        gap: 0.75rem;
    }

    .app-nav.nav-top .nav-inner {
        gap: 1rem;
    }
}

/* Tablets - hide some menu items */
@media (max-width: 992px) {
    .nav-links {
        gap: 0.5rem;
    }

    .menu-link {
        font-size: 0.875rem;
    }
}

/* Mobile - hide nav links completely */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    .nav-footer {
        gap: 0.5rem;
    }

    .app-nav.nav-top .nav-inner {
        padding: 0.5rem 1rem;
        gap: 0.75rem;
    }

    .app-nav.nav-top {
        position: relative;
    }

    .brand {
        font-size: 1rem;
    }
}

/* Sidebar on mobile */
@media (max-width: 900px) {
    .page.layout-side {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .sidebar-shell {
        padding: 0.5rem;
    }

    .sidebar-brand {
        padding: 0.5rem 0.75rem;
    }

    .sidebar-group {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.25rem;
    }

    .sidebar-title {
        display: none;
    }

    .sidebar-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }

    .sidebar-icon {
        width: 20px;
        height: 20px;
    }

    .sidebar-icon svg {
        width: 16px;
        height: 16px;
    }
}