:root {
    --rc-page: #f4f5f7;
    --rc-panel: #ffffff;
    --rc-surface: #f4f4f5;
    --rc-surface-raised: #ffffff;
    --rc-surface-hover: #e4e4e7;
    --rc-text: #18181b;
    --rc-muted: #71717a;
    --rc-subtle: #a1a1aa;
    --rc-border: #d4d4d8;
    --rc-control-border: #b9bec7;
    --rc-border-soft: #e5e7eb;
    --rc-placeholder: #71717a;
    --rc-focus: #2563eb;
    --rc-overlay: rgba(24, 24, 27, 0.5);
    --rc-shadow: 0 10px 28px rgba(24, 24, 27, 0.1);
    --rc-primary: #18181b;
    --rc-primary-hover: #3f3f46;
    --rc-primary-text: #ffffff;
    --rc-secondary: #e4e4e7;
    --rc-secondary-hover: #d4d4d8;
    --rc-secondary-text: #27272a;
    --rc-success-bg: #ecfdf3;
    --rc-success-text: #166534;
    --rc-danger-bg: #fef2f2;
    --rc-danger-text: #b42318;
    color-scheme: light;
}

html[data-theme="dark"] {
    --rc-page: #202225;
    --rc-panel: #292c30;
    --rc-surface: #32363b;
    --rc-surface-raised: #363a3f;
    --rc-surface-hover: #3c4147;
    --rc-text: #eef0f2;
    --rc-muted: #b5bac1;
    --rc-subtle: #9399a1;
    --rc-border: #484d54;
    --rc-control-border: #7d848e;
    --rc-border-soft: #3d4248;
    --rc-placeholder: #9da3aa;
    --rc-focus: #79aefc;
    --rc-overlay: rgba(8, 9, 10, 0.72);
    --rc-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
    --rc-primary: #e1e5e9;
    --rc-primary-hover: #ffffff;
    --rc-primary-text: #202225;
    --rc-secondary: #3b4046;
    --rc-secondary-hover: #484e55;
    --rc-secondary-text: #eef0f2;
    --rc-success-bg: #173d2b;
    --rc-success-text: #9ee6b8;
    --rc-danger-bg: #472526;
    --rc-danger-text: #ffb4b0;
    --tblr-body-bg: #202225;
    --tblr-body-bg-rgb: 32, 34, 37;
    --tblr-body-color: #eef0f2;
    --tblr-body-color-rgb: 238, 240, 242;
    --tblr-heading-color: #eef0f2;
    --tblr-secondary-color: #b5bac1;
    --tblr-secondary-bg: #32363b;
    --tblr-tertiary-bg: #292c30;
    --tblr-border-color: #484d54;
    --tblr-border-color-translucent: rgba(238, 240, 242, 0.14);
    --tblr-form-control-bg: #32363b;
    --tblr-form-control-disabled-bg: #292c30;
    color-scheme: dark;
}

html {
    background: var(--rc-page);
}

.theme-toggle {
    align-items: center;
    appearance: none;
    background: var(--rc-panel);
    border: 1px solid var(--rc-border);
    border-radius: 999px;
    box-shadow: 0 5px 16px rgba(0, 0, 0, 0.16);
    color: var(--rc-text);
    cursor: pointer;
    display: inline-flex;
    height: 34px;
    justify-content: center;
    left: max(12px, env(safe-area-inset-left));
    margin: 0;
    min-height: 34px;
    min-width: 34px;
    padding: 7px;
    position: fixed;
    top: max(12px, env(safe-area-inset-top));
    transition: background-color 150ms ease, border-color 150ms ease, transform 150ms ease;
    width: 34px;
    z-index: 1100;
}

.theme-toggle:hover {
    background: var(--rc-surface-hover);
    border-color: var(--rc-subtle);
    transform: translateY(-1px);
}

.theme-toggle:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--rc-focus) 45%, transparent);
    outline-offset: 3px;
}

.theme-icon {
    display: none;
    height: 100%;
    pointer-events: none;
    width: 100%;
}

.theme-icon--moon {
    fill: currentColor;
}

.theme-icon--sun {
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-width: 1.8;
}

.theme-toggle[data-theme-icon="moon"] .theme-icon--moon,
.theme-toggle[data-theme-icon="sun"] .theme-icon--sun {
    display: block;
}

.rc-public {
    background: var(--rc-page) !important;
    color: var(--rc-text) !important;
}

.rc-public #participant-form,
.rc-public #participants-card,
.rc-public .modal-content {
    background: var(--rc-panel) !important;
    border-color: var(--rc-border) !important;
    box-shadow: var(--rc-shadow) !important;
    color: var(--rc-text);
}

.rc-public input,
.rc-public select,
.rc-public textarea {
    background: var(--rc-surface-raised) !important;
    border-color: var(--rc-control-border) !important;
    color: var(--rc-text) !important;
}

.rc-public input::placeholder,
.rc-public textarea::placeholder {
    color: var(--rc-placeholder);
    opacity: 1;
}

.rc-public input:focus-visible,
.rc-public select:focus-visible,
.rc-public textarea:focus-visible,
.rc-public button:focus-visible,
.rc-public a:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--rc-focus) 45%, transparent);
    outline-offset: 2px;
}

.rc-public #capture-photo,
.rc-public #rotate-photo-90,
.rc-public #rotate-photo-180,
.rc-public #retake-photo,
.rc-public .participant-action {
    background: var(--rc-surface-raised) !important;
    border-color: var(--rc-control-border) !important;
    color: var(--rc-text) !important;
}

.rc-public #capture-photo:hover,
.rc-public #rotate-photo-90:hover,
.rc-public #rotate-photo-180:hover,
.rc-public #retake-photo:hover,
.rc-public .participant-action:hover {
    background: var(--rc-surface-hover) !important;
    border-color: var(--rc-subtle) !important;
}

.rc-public #square,
.rc-public .participant-photo {
    background: var(--rc-surface) !important;
    border-color: var(--rc-border) !important;
}

.rc-public .participant-photo-placeholder {
    background: linear-gradient(145deg, var(--rc-surface), var(--rc-surface-hover)) !important;
    color: var(--rc-muted) !important;
}

.rc-public #participants-table thead th {
    background: var(--rc-surface) !important;
    box-shadow: 0 2px 2px -1px rgba(0, 0, 0, 0.2);
    color: var(--rc-text);
}

.rc-public #participants-table td,
.rc-public #participants-table tr {
    border-color: var(--rc-border-soft) !important;
}

.rc-public .participant-id,
.rc-public .participant-name {
    color: var(--rc-text) !important;
}

.rc-public .participant-registration,
.rc-public .participant-details,
.rc-public .participant-detail-label,
.rc-public .participant-action--muted,
.rc-public #participants-table td::before {
    color: var(--rc-muted) !important;
}

.rc-public .participant-deposit {
    background: var(--rc-surface) !important;
    color: var(--rc-text) !important;
}

.rc-public .modal {
    background-color: var(--rc-overlay) !important;
}

.rc-public .close {
    color: var(--rc-muted) !important;
}

.rc-public .close:hover,
.rc-public .close:focus {
    color: var(--rc-text) !important;
}

.rc-public #save-participant,
.rc-public #submitDeposit {
    background: var(--rc-primary) !important;
    color: var(--rc-primary-text) !important;
}

.rc-public #save-participant:hover,
.rc-public #submitDeposit:hover {
    background: var(--rc-primary-hover) !important;
}

.rc-public button:disabled {
    background: var(--rc-secondary) !important;
    border-color: var(--rc-border) !important;
    color: var(--rc-muted) !important;
    cursor: not-allowed;
    opacity: 0.78;
}

.rc-login input::placeholder {
    color: var(--rc-placeholder);
    opacity: 1;
}

.rc-login button[type="submit"]:hover {
    background: var(--rc-primary-hover);
}

.rc-login input:-webkit-autofill,
.rc-login input:-webkit-autofill:hover,
.rc-login input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--rc-text);
    box-shadow: 0 0 0 1000px var(--rc-surface-raised) inset;
}

.rc-sqladmin,
.rc-sqladmin .page-wrapper,
.rc-sqladmin .page-body {
    background: var(--rc-page);
    color: var(--rc-text);
}

.rc-sqladmin .navbar-vertical {
    background: #25282c !important;
    border-color: var(--rc-border) !important;
}

.rc-sqladmin .navbar-brand {
    padding-left: 2.5rem;
}

.rc-sqladmin .card,
.rc-sqladmin .dropdown-menu,
.rc-sqladmin .modal-content,
.rc-sqladmin .list-group-item {
    background: var(--rc-panel);
    border-color: var(--rc-border);
    color: var(--rc-text);
}

.rc-sqladmin .card-footer {
    background: var(--rc-panel);
    border-color: var(--rc-border);
    color: var(--rc-muted);
}

.rc-sqladmin .table,
.rc-sqladmin .table > :not(caption) > * > * {
    background: transparent;
    border-color: var(--rc-border-soft);
    color: var(--rc-text);
}

.rc-sqladmin .table thead th,
.rc-sqladmin .page-pretitle,
.rc-sqladmin .text-muted {
    color: var(--rc-muted) !important;
}

.rc-sqladmin .form-control,
.rc-sqladmin .form-select,
.rc-sqladmin .select2-container--default .select2-selection--single,
.rc-sqladmin .select2-container--default .select2-selection--multiple,
.rc-sqladmin .select2-dropdown,
.rc-sqladmin .select2-search__field,
.rc-sqladmin .flatpickr-calendar,
.rc-sqladmin .flatpickr-day {
    background: var(--rc-surface-raised) !important;
    border-color: var(--rc-control-border) !important;
    color: var(--rc-text) !important;
}

.rc-sqladmin .form-control::placeholder,
.rc-sqladmin .select2-search__field::placeholder {
    color: var(--rc-placeholder) !important;
    opacity: 1;
}

.rc-sqladmin .form-control:focus,
.rc-sqladmin .form-select:focus,
.rc-sqladmin .select2-container--focus .select2-selection {
    border-color: var(--rc-focus) !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--rc-focus) 25%, transparent) !important;
}

.rc-sqladmin .select2-container--default .select2-results__option--highlighted,
.rc-sqladmin .flatpickr-day:hover {
    background: var(--rc-surface-hover) !important;
    color: var(--rc-text) !important;
}

.rc-sqladmin .form-check-input {
    background-color: var(--rc-surface-raised);
    border-color: var(--rc-control-border);
}

.rc-sqladmin input[type="radio"].form-control {
    accent-color: var(--rc-focus);
    appearance: auto;
    background: initial !important;
    border: 0 !important;
    box-shadow: none !important;
    display: inline-block;
    height: 1rem;
    margin: 0 0.5rem 0 0;
    min-height: 0;
    padding: 0;
    vertical-align: -0.125rem;
    width: 1rem;
}

.rc-sqladmin ul.form-control:has(input[type="radio"]) {
    list-style: none;
}

.rc-sqladmin .btn-secondary {
    background: var(--rc-secondary);
    border-color: var(--rc-border);
    color: var(--rc-secondary-text);
}

.rc-sqladmin .btn-secondary:hover {
    background: var(--rc-secondary-hover);
    color: var(--rc-secondary-text);
}

.rc-sqladmin .btn:not([class*="btn-"]) {
    background: var(--rc-surface-raised);
    border-color: var(--rc-border);
    color: var(--rc-text);
}

.rc-sqladmin .btn:not([class*="btn-"]):hover {
    background: var(--rc-surface-hover);
    border-color: var(--rc-subtle);
    color: var(--rc-text);
}

.rc-sqladmin .page-link {
    background: var(--rc-panel);
    border-color: var(--rc-border);
    color: var(--rc-text);
}

.rc-admin-tool {
    background: var(--rc-page);
    color: var(--rc-text);
    font-family: Inter, system-ui, sans-serif;
    margin: 0;
    min-height: 100vh;
}

.rc-admin-tool input,
.rc-admin-tool select,
.rc-admin-tool textarea {
    background: var(--rc-surface-raised);
    border: 1px solid var(--rc-control-border);
    color: var(--rc-text);
}

.rc-admin-tool input::placeholder,
.rc-admin-tool textarea::placeholder {
    color: var(--rc-placeholder);
    opacity: 1;
}

.rc-admin-tool input:focus,
.rc-admin-tool select:focus,
.rc-admin-tool textarea:focus,
.rc-admin-tool button:focus-visible,
.rc-admin-tool a:focus-visible {
    border-color: var(--rc-focus);
    outline: 3px solid color-mix(in srgb, var(--rc-focus) 35%, transparent);
    outline-offset: 2px;
}

.rat-shell {
    margin: 0 auto;
    max-width: 760px;
    padding: 28px 20px 48px;
}

.rat-back {
    color: var(--rc-muted);
    display: inline-block;
    margin-bottom: 16px;
    text-decoration: none;
}

.rat-card {
    background: var(--rc-panel);
    border: 1px solid var(--rc-border);
    border-radius: 16px;
    box-shadow: var(--rc-shadow);
    padding: 22px;
}

.rat-card h1 {
    margin: 0 0 8px;
}

.rat-lead {
    color: var(--rc-muted);
}

.rat-card label {
    display: block;
    font-size: 14px;
    font-weight: 650;
    margin: 14px 0 7px;
}

.rat-card input,
.rat-card select {
    border-radius: 10px;
    font: inherit;
    min-height: 44px;
    padding: 10px 12px;
    width: 100%;
}

.rat-primary {
    background: var(--rc-primary);
    border: 0;
    border-radius: 10px;
    color: var(--rc-primary-text);
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    margin-top: 18px;
    min-height: 44px;
    padding: 10px 16px;
}

.rat-primary:hover {
    background: var(--rc-primary-hover);
}

.rat-error,
.rat-message {
    border-radius: 10px;
    padding: 12px 14px;
}

.rat-error {
    background: var(--rc-danger-bg);
    color: var(--rc-danger-text);
}

.rat-message {
    background: var(--rc-success-bg);
    color: var(--rc-success-text);
}

@media (max-width: 640px) {
    .theme-toggle {
        left: max(8px, env(safe-area-inset-left));
        top: max(8px, env(safe-area-inset-top));
    }

    .rc-public #participants-table tr {
        background: var(--rc-panel);
        border-color: var(--rc-border) !important;
        box-shadow: var(--rc-shadow) !important;
    }

    .rc-public #participant-form {
        padding-top: 3.25rem !important;
    }

    .rc-sqladmin .navbar-brand {
        margin-left: 2.5rem;
        padding-left: 0;
    }

    .rc-admin-tool .rat-back,
    .rc-admin-tool .ri-back {
        margin-left: 2.5rem;
    }

    .rat-shell {
        padding: 18px 12px 36px;
    }

    .rat-card {
        border-radius: 12px;
        padding: 16px;
    }

    .rat-primary {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .theme-toggle {
        transition: none;
    }
}