/* ============================================================
   SEO Engine — Design System CSS
   Based on Stitch "Precision Editorial" design tokens
   Primary: #1565C0 | Sidebar: #263238 | BG: #F4FAFF
   Font: Inter (body/UI), Roboto Mono (data/numbers)
   ============================================================ */

/* --- Root Variables ---------------------------------------- */
:root {
    --seo-primary: #1565C0;
    --seo-primary-dark: #004D99;
    --seo-primary-light: #A9C7FF;
    --seo-primary-container: #D6E3FF;
    --seo-secondary: #00897B;
    --seo-sidebar: #263238;
    --seo-sidebar-text: #B0BEC5;
    --seo-sidebar-hover: rgba(255, 255, 255, 0.05);
    --seo-sidebar-active: rgba(37, 99, 235, 0.1);
    --seo-bg: #F4FAFF;
    --seo-surface: #FFFFFF;
    --seo-surface-container: #E3F0F8;
    --seo-on-surface: #111D23;
    --seo-on-surface-variant: #424752;
    --seo-outline: #727783;
    --seo-outline-variant: #C2C6D4;
    --seo-success: #4CAF50;
    --seo-warning: #FF9800;
    --seo-error: #E53935;
    --seo-info: #1976D2;
    --seo-positive: #388E3C;
    --seo-radius: 8px;
    --seo-radius-sm: 6px;
    --seo-radius-lg: 12px;
    --seo-radius-full: 9999px;
    --seo-font: 'Inter', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --seo-font-mono: 'Roboto Mono', 'Consolas', monospace;
    --seo-transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Base -------------------------------------------------- */
html, body {
    font-family: var(--seo-font);
    background-color: var(--seo-bg);
    color: var(--seo-on-surface);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Main Content Area ------------------------------------- */
.seo-main-content {
    padding-left: 28px !important;
    padding-right: 28px !important;
    padding-bottom: 28px !important;
    /* DO NOT override padding-top — MudBlazor calculates it from --mud-appbar-height */
    background-color: var(--seo-bg);
    min-height: 100vh;
}

/* Ensure there's spacing between appbar and first content */
.seo-main-content > *:first-child {
    margin-top: 16px;
}

/* --- Navigation Drawer ------------------------------------- */
.seo-nav-drawer.mud-drawer {
    background-color: var(--seo-sidebar) !important;
    border-right: none !important;
}

/* Sidebar content layout */
.seo-sidebar-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding-top: 8px;
}

/* Branding block */
.seo-sidebar-branding {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px 24px;
}

.seo-sidebar-brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--seo-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.seo-sidebar-brand-name {
    font-size: 1.0625rem;
    font-weight: 900;
    color: #FFFFFF;
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.seo-sidebar-brand-sub {
    font-size: 0.5625rem;
    font-weight: 700;
    color: #64748B;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 3px;
}

/* Nav links */
.seo-sidebar-nav.mud-navmenu {
    padding: 4px 0;
    flex: 1;
}

.seo-sidebar-nav .mud-nav-link {
    color: #94A3B8 !important;
    border-radius: 0 !important;
    margin: 1px 0 !important;
    padding: 11px 20px !important;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--seo-transition);
    border-left: 4px solid transparent;
}

.seo-sidebar-nav .mud-nav-link:hover {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: #E2E8F0 !important;
}

.seo-sidebar-nav .mud-nav-link.active,
.seo-sidebar-nav .mud-nav-link[aria-current="page"] {
    background-color: rgba(59, 130, 246, 0.1) !important;
    color: #60A5FA !important;
    font-weight: 600;
    border-left-color: #2563EB !important;
}

.seo-sidebar-nav .mud-nav-link .mud-nav-link-icon,
.seo-sidebar-nav .mud-nav-link .mud-icon-root {
    color: inherit !important;
    margin-right: 12px;
    font-size: 1.25rem;
}

.seo-sidebar-nav .mud-nav-link-text {
    color: inherit !important;
}

/* New Project button */
.seo-sidebar-action {
    padding: 16px 20px;
}

.seo-sidebar-new-btn.mud-button-root {
    border-radius: 9999px !important;
    font-weight: 700 !important;
    padding: 10px 16px !important;
    text-transform: none !important;
    box-shadow: 0 4px 12px rgba(21, 101, 192, 0.3) !important;
}

/* Footer section */
.seo-sidebar-footer {
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 8px;
}

.seo-sidebar-footer .mud-navmenu {
    padding: 0;
}

.seo-sidebar-footer .mud-nav-link {
    color: #64748B !important;
    font-size: 0.8125rem !important;
    padding: 10px 20px !important;
}

.seo-sidebar-footer .mud-nav-link:hover {
    color: #94A3B8 !important;
    background-color: rgba(255, 255, 255, 0.03) !important;
}

/* --- App Bar tweaks --------------------------------------- */
.mud-appbar {
    height: 64px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.08) !important;
}

.mud-appbar .mud-icon-button {
    transition: background-color var(--seo-transition);
}

.mud-appbar .mud-icon-button:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.seo-user-menu {
    position: relative;
    margin-left: 8px;
}

.seo-user-menu__button {
    display: flex;
    align-items: center;
    border: none;
    background: transparent;
    color: inherit;
    padding: 6px 10px;
    border-radius: var(--seo-radius-full);
    cursor: pointer;
    transition: background-color var(--seo-transition), box-shadow var(--seo-transition);
}

.seo-user-menu__button:hover,
.seo-user-menu__button[aria-expanded="true"] {
    background-color: rgba(255, 255, 255, 0.12);
}

.seo-user-menu__button:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
}

.seo-user-menu__button-content {
    display: flex;
    align-items: center;
}

.seo-user-menu__panel {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 200px;
    padding: 8px;
    background-color: var(--seo-surface) !important;
    border: 1px solid var(--seo-outline-variant);
    box-shadow: 0 20px 40px -12px rgba(17, 29, 35, 0.18) !important;
    z-index: 1200;
}

.seo-user-menu__item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 12px;
    border: none;
    border-radius: var(--seo-radius-sm);
    background: transparent;
    color: var(--seo-on-surface);
    font: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--seo-transition), color var(--seo-transition);
}

.seo-user-menu__item:hover,
.seo-user-menu__item:focus-visible {
    background-color: rgba(21, 101, 192, 0.08);
    color: var(--seo-primary);
    outline: none;
}

.seo-user-menu__item--button {
    text-align: left;
}

.seo-user-menu__icon {
    font-size: 1.125rem !important;
}

/* --- Cards ------------------------------------------------ */
.mud-card {
    border-radius: var(--seo-radius-lg) !important;
    border: 1px solid var(--seo-outline-variant);
    transition: box-shadow var(--seo-transition), transform var(--seo-transition);
}

.mud-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08) !important;
}

.cursor-pointer.mud-card:hover {
    transform: translateY(-1px);
}

.mud-card-content {
    padding: 20px !important;
}

/* --- Paper ------------------------------------------------ */
.mud-paper {
    border-radius: var(--seo-radius-lg) !important;
}

/* --- Chips / Pills ---------------------------------------- */
.mud-chip {
    border-radius: var(--seo-radius-full) !important;
    font-family: var(--seo-font);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.01em;
    height: auto;
    padding: 4px 12px;
    transition: all var(--seo-transition);
}

.mud-chip.mud-chip-size-small {
    font-size: 0.6875rem;
    padding: 2px 10px;
}

.mud-chip-outlined {
    border-width: 1.5px;
}

/* Severity chip overrides for dashboard */
.severity-chip-critical {
    background-color: var(--seo-error) !important;
    color: white !important;
}

.severity-chip-warning {
    background-color: var(--seo-warning) !important;
    color: white !important;
}

.severity-chip-info {
    background-color: var(--seo-info) !important;
    color: white !important;
}

.severity-chip-positive {
    background-color: var(--seo-positive) !important;
    color: white !important;
}

/* --- Buttons --------------------------------------------- */
.mud-button-root {
    border-radius: var(--seo-radius) !important;
    font-weight: 600;
    text-transform: none !important;
    letter-spacing: 0.01em;
    transition: all var(--seo-transition);
}

.mud-button-filled {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.mud-button-filled:hover {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.16);
}

.mud-button-outlined {
    border-width: 1.5px;
}

.mud-fab-mini, .mud-fab {
    border-radius: var(--seo-radius-lg) !important;
}

/* --- Tables ---------------------------------------------- */
.mud-table {
    border-radius: var(--seo-radius-lg) !important;
    overflow: hidden;
    border: 1px solid var(--seo-outline-variant);
}

.mud-table .mud-table-head .mud-table-cell {
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--seo-on-surface-variant);
    background-color: var(--seo-surface-container);
    border-bottom: 2px solid var(--seo-outline-variant);
    padding: 10px 16px;
}

.mud-table .mud-table-body .mud-table-cell {
    font-size: 0.8125rem;
    padding: 10px 16px;
    border-bottom: 1px solid #E3F0F8;
}

.mud-table .mud-table-body .mud-table-row:hover {
    background-color: rgba(21, 101, 192, 0.03);
}

/* --- Data Grid ------------------------------------------- */
.mud-data-grid .mud-table-head .mud-table-cell {
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--seo-on-surface-variant);
    background-color: var(--seo-surface-container);
}

/* --- Inputs ---------------------------------------------- */
.mud-input-outlined .mud-input-outlined-border {
    border-radius: var(--seo-radius) !important;
    border-color: var(--seo-outline-variant);
    transition: border-color var(--seo-transition);
}

.mud-input-outlined:hover .mud-input-outlined-border {
    border-color: var(--seo-outline);
}

.mud-input-outlined.mud-input-focused .mud-input-outlined-border {
    border-color: var(--seo-primary);
}

.mud-select .mud-input-outlined .mud-input-outlined-border {
    border-radius: var(--seo-radius) !important;
}

/* --- Tabs ------------------------------------------------ */
.mud-tabs {
    border-radius: var(--seo-radius) !important;
    background-color: var(--seo-surface) !important;
}

.mud-tabs .mud-tabs-toolbar {
    background-color: var(--seo-surface) !important;
}

.mud-tab {
    font-weight: 600 !important;
    text-transform: none !important;
    letter-spacing: 0;
    font-size: 0.875rem;
    min-width: 120px;
    color: var(--seo-on-surface-variant) !important;
    opacity: 1 !important;
}

.mud-tab.mud-tab-active {
    color: var(--seo-primary) !important;
    background-color: transparent !important;
}

/* --- Alerts (MudAlert) ----------------------------------- */
.mud-alert {
    border-radius: var(--seo-radius) !important;
    font-size: 0.8125rem;
}

/* --- Breadcrumbs ----------------------------------------- */
.mud-breadcrumbs {
    font-size: 0.8125rem;
    padding: 0 0 16px 0;
}

.mud-breadcrumbs li a {
    color: var(--seo-on-surface-variant);
    transition: color var(--seo-transition);
}

.mud-breadcrumbs li a:hover {
    color: var(--seo-primary);
}

.mud-breadcrumbs li:last-child span {
    font-weight: 600;
    color: var(--seo-on-surface);
}

/* --- Dialog ---------------------------------------------- */
.mud-dialog {
    border-radius: var(--seo-radius-lg) !important;
}

.mud-dialog .mud-dialog-title {
    font-weight: 700;
    font-size: 1.125rem;
}

/* --- Snackbar -------------------------------------------- */
.mud-snackbar {
    border-radius: var(--seo-radius) !important;
    font-family: var(--seo-font);
}

/* --- Lists ----------------------------------------------- */
.mud-list-item {
    border-radius: var(--seo-radius-sm);
    transition: background-color var(--seo-transition);
}

/* --- Badge ----------------------------------------------- */
.mud-badge .mud-badge-content {
    font-family: var(--seo-font);
    font-weight: 700;
    font-size: 0.625rem;
}

/* --- Numeric / Data Typography --------------------------- */
.seo-mono {
    font-family: var(--seo-font-mono);
    font-variant-numeric: tabular-nums;
}

/* --- Rank Colors ----------------------------------------- */
.rank-top3 { color: var(--seo-success); }
.rank-top10 { color: var(--seo-info); }
.rank-top20 { color: var(--seo-warning); }
.rank-low { color: var(--seo-on-surface-variant); }
.rank-notfound { color: var(--seo-outline); }

/* --- Severity bar for alert items ------------------------ */
.seo-severity-bar {
    width: 4px;
    min-height: 40px;
    border-radius: 2px;
    flex-shrink: 0;
}

.seo-severity-bar.critical { background-color: var(--seo-error); }
.seo-severity-bar.warning { background-color: var(--seo-warning); }
.seo-severity-bar.info { background-color: var(--seo-info); }
.seo-severity-bar.positive { background-color: var(--seo-positive); }

/* --- Health Score gauge colors --------------------------- */
.health-green { color: var(--seo-success); }
.health-yellow { color: var(--seo-warning); }
.health-red { color: var(--seo-error); }

/* --- Empty state ----------------------------------------- */
.seo-empty-state {
    text-align: center;
    padding: 48px 24px;
}

.seo-empty-state .mud-icon-root {
    font-size: 3.5rem !important;
    color: var(--seo-outline-variant);
    margin-bottom: 16px;
}

/* --- Scrollbar styling ----------------------------------- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--seo-outline-variant);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--seo-outline);
}

/* --- Client Card (Stitch C1 Design) ---------------------- */
.seo-client-card {
    padding: 24px;
    border-radius: var(--seo-radius-lg) !important;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.seo-client-card:hover {
    box-shadow: 0 20px 40px -12px rgba(17, 29, 35, 0.08) !important;
    border-color: var(--seo-outline-variant);
    transform: translateY(-2px);
}

.seo-client-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.seo-industry-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--seo-surface-container);
    color: var(--seo-on-surface-variant);
    font-size: 0.5625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 6px;
    flex-shrink: 0;
}

.seo-client-card-body {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
    flex: 1;
}

.seo-client-card-stats {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.seo-client-trend {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 700;
}

.seo-client-trend.positive { color: #059669; }
.seo-client-trend.neutral { color: var(--seo-on-surface-variant); }
.seo-client-trend.negative { color: var(--seo-error); }

.seo-client-status {
    display: flex;
    align-items: center;
    gap: 6px;
}

.seo-status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
}
.seo-status-dot.active { background-color: #059669; }
.seo-status-dot.archived { background-color: var(--seo-outline); }

.seo-status-label {
    font-size: 0.5625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.seo-status-label.active { color: #059669; }
.seo-status-label.archived { color: var(--seo-outline); }

.seo-client-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid rgba(194, 198, 212, 0.15);
}

.seo-alert-count {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--seo-on-surface-variant);
}
.seo-alert-count.high {
    color: var(--seo-warning);
}

.seo-view-details {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--seo-primary);
    cursor: pointer;
    transition: all var(--seo-transition);
}
.seo-view-details:hover {
    text-decoration: underline;
}

/* --- Utilities ------------------------------------------- */
.cursor-pointer {
    cursor: pointer;
}

.text-muted {
    color: var(--seo-on-surface-variant) !important;
}

/* --- Blazor defaults (keep) ------------------------------ */
h1:focus {
    outline: none;
}

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

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

.validation-message {
    color: #e50000;
}

.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."
    }

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

.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;
}