:root {
    --rtg-surface: var(--mono-surface, var(--surface, #ffffff));
    --rtg-surface-alt: var(--mono-surface-alt, var(--surface-alt, #f4f4f6));
    --rtg-border: var(--mono-border, var(--line, rgba(15, 23, 42, 0.12)));
    --rtg-text: var(--mono-text, var(--text, #121212));
    --rtg-muted: var(--mono-muted, var(--muted, #6b7280));
    --rtg-accent: var(--mono-accent, var(--accent, #b40f19));
    --rtg-shadow: var(--mono-shadow, var(--shadow-soft, 0 20px 50px rgba(15, 23, 42, 0.14)));
    --rtg-focus-ring: rgba(180, 15, 25, 0.14);
    --rtg-backdrop: rgba(8, 10, 16, 0.34);
    --rtg-toast-surface: rgba(255, 255, 255, 0.88);
    --rtg-toast-text: var(--rtg-text);
    --rtg-toast-muted: color-mix(in srgb, var(--rtg-text) 62%, transparent);
    --rtg-success: #22c55e;
    --rtg-error: #ef4444;
    --rtg-warning: #f59e0b;
    --rtg-info: #3b82f6;
}

html.dark,
body.dark,
.dark {
    --rtg-focus-ring: rgba(227, 52, 61, 0.24);
    --rtg-backdrop: rgba(3, 5, 10, 0.56);
    --rtg-toast-surface: rgba(16, 18, 26, 0.90);
    --rtg-toast-text: #ffffff;
    --rtg-toast-muted: rgba(255, 255, 255, 0.78);
}

body.rtg-modal-open {
    overflow: hidden;
}

.rtg-legacy-alert-hidden {
    display: none !important;
}

.rtg-button-loading {
    min-width: var(--rtg-loading-width, auto);
    pointer-events: none;
}

.rtg-button-loading__label,
.rtg-button-loading__spinner {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: opacity 180ms ease, transform 180ms ease;
}

.rtg-button-loading__label {
    position: relative;
    z-index: 1;
}

.rtg-button-loading__spinner {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

.rtg-button-loading .rtg-button-loading__label {
    opacity: 0;
    transform: translateY(-4px);
}

.rtg-button-loading .rtg-button-loading__spinner {
    opacity: 1;
    transform: scale(1);
}

.rtg-button-spinner {
    width: 18px;
    height: 18px;
    color: currentColor;
    animation: rtg-spin 0.76s linear infinite;
}

.rtg-button-spinner circle {
    opacity: 0.22;
}

.rtg-button-spinner path {
    stroke-linecap: round;
}

.rtg-stagger-item {
    opacity: 0;
    transform: translate3d(0, 22px, 0);
    transition:
        opacity 420ms cubic-bezier(0.22, 1, 0.36, 1),
        transform 420ms cubic-bezier(0.22, 1, 0.36, 1),
        box-shadow 220ms ease;
    transition-delay: var(--rtg-stagger-delay, 0ms);
    will-change: opacity, transform;
}

.rtg-stagger-item.rtg-stagger-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

.rtg-pressable {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transform-origin: center;
    -webkit-tap-highlight-color: transparent;
    transition:
        transform 160ms ease,
        opacity 160ms ease,
        box-shadow 180ms ease,
        border-color 180ms ease;
}

.rtg-pressable:active {
    transform: translate3d(var(--rtg-magnet-x, 0px), calc(var(--rtg-magnet-y, 0px) + var(--rtg-button-lift, 0px)), 0) scale(var(--rtg-press-scale, 0.985));
}

.rtg-ripple {
    position: absolute;
    inset: auto;
    width: 18px;
    height: 18px;
    border-radius: 999px;
    pointer-events: none;
    background: rgba(255, 255, 255, 0.34);
    transform: translate(-50%, -50%) scale(0);
    animation: rtg-ripple 620ms ease-out forwards;
    z-index: 0;
}

.rtg-interactive-card {
    transition:
        transform 180ms ease,
        box-shadow 180ms ease,
        border-color 180ms ease,
        opacity 180ms ease;
    transform-origin: center;
}

.rtg-image-shell {
    overflow: hidden;
}

.rtg-image-shell img {
    display: block;
    transition: transform 220ms ease, filter 220ms ease;
    transform-origin: center;
    will-change: transform;
}

.rtg-sticky-header {
    position: sticky;
    top: calc(env(safe-area-inset-top, 0px) + 10px);
    z-index: 40;
    transition:
        transform 180ms ease,
        box-shadow 180ms ease,
        border-color 180ms ease,
        background 180ms ease;
    background: color-mix(in srgb, var(--rtg-surface) 94%, transparent);
}

.rtg-sticky-header.rtg-header-scrolled {
    transform: translateY(-1px) scale(0.995);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.10);
}

:where(
    input[type="text"],
    input[type="password"],
    input[type="number"],
    input[type="email"],
    input[type="tel"],
    textarea,
    select
):focus {
    outline: none;
    border-color: var(--rtg-accent) !important;
    box-shadow: 0 0 0 3px var(--rtg-focus-ring);
}

.rtg-skeleton-host {
    width: 100%;
}

.rtg-skeleton-row td {
    padding: 16px 0 !important;
    border-bottom: none !important;
}

.rtg-skeleton-list {
    display: grid;
    gap: 12px;
}

.rtg-skeleton-card {
    padding: 18px;
    border-radius: 18px;
    border: 1px solid var(--rtg-border);
    background: var(--rtg-surface);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.rtg-skeleton-card--table {
    padding: 14px 16px;
}

.rtg-skeleton-line {
    display: block;
    height: 12px;
    border-radius: 999px;
    background:
        linear-gradient(
            90deg,
            color-mix(in srgb, var(--rtg-surface-alt) 82%, transparent) 0%,
            color-mix(in srgb, #ffffff 72%, var(--rtg-surface-alt)) 50%,
            color-mix(in srgb, var(--rtg-surface-alt) 82%, transparent) 100%
        );
    background-size: 220% 100%;
    animation: rtg-skeleton-shimmer 1.15s linear infinite;
}

.rtg-skeleton-line + .rtg-skeleton-line {
    margin-top: 12px;
}

.rtg-skeleton-line.is-wide {
    width: 88%;
}

.rtg-skeleton-line.is-mid {
    width: 64%;
}

.rtg-skeleton-line.is-short {
    width: 42%;
}

.rtg-empty-state,
.rtg-empty-state-host {
    width: 100%;
}

.rtg-empty-state {
    display: grid;
    justify-items: center;
    gap: 12px;
    padding: 28px 20px;
    text-align: center;
    color: var(--rtg-muted);
}

.rtg-empty-state__icon {
    width: 72px;
    height: 72px;
    display: grid;
    place-items: center;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.12));
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: color-mix(in srgb, var(--rtg-accent) 55%, var(--rtg-muted));
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
}

.rtg-empty-state__icon svg {
    width: 34px;
    height: 34px;
    display: block;
}

.rtg-empty-state__title {
    color: var(--rtg-text);
    font-size: 1.02rem;
    font-weight: 800;
}

.rtg-empty-state__copy {
    max-width: 420px;
    font-size: 0.96rem;
    line-height: 1.65;
}

.rtg-empty-state-cell {
    padding: 22px 14px !important;
}

.rtg-empty-state-cell > .rtg-empty-state {
    min-height: 220px;
    align-content: center;
}

.rtg-field-shell {
    position: relative;
    width: 100%;
}

.rtg-field-shell > :is(input, textarea, select) {
    padding-top: 24px !important;
    padding-bottom: 10px !important;
    transition:
        border-color 180ms ease,
        box-shadow 180ms ease,
        background 180ms ease,
        color 180ms ease;
}

.rtg-field-shell > textarea {
    min-height: 112px;
}

.rtg-floating-label {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    padding: 0 6px;
    border-radius: 999px;
    background: var(--rtg-surface-alt);
    color: var(--rtg-muted);
    font-size: 0.95rem;
    line-height: 1;
    pointer-events: none;
    transition:
        transform 180ms ease,
        top 180ms ease,
        color 180ms ease,
        background 180ms ease;
}

.rtg-field-shell > textarea + .rtg-floating-label {
    top: 28px;
    transform: translateY(-50%);
}

.rtg-field-shell.rtg-is-focused > :is(input, textarea, select),
.rtg-field-shell.rtg-has-value > :is(input, textarea, select),
.rtg-field-shell > :is(input, textarea, select):focus {
    border-color: var(--rtg-accent) !important;
    box-shadow: 0 0 0 4px var(--rtg-focus-ring);
}

.rtg-field-shell.rtg-is-focused .rtg-floating-label,
.rtg-field-shell.rtg-has-value .rtg-floating-label {
    top: 0;
    transform: translateY(-50%) scale(0.82);
    color: var(--rtg-accent);
    background: var(--rtg-surface);
}

.rtg-mobile-nav {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 10px);
    display: none;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
    padding: 10px;
    border-radius: 28px;
    background: rgba(18, 20, 28, 0.84);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 26px 60px rgba(0, 0, 0, 0.24);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    z-index: 85;
}

.rtg-mobile-nav__item {
    min-height: 58px;
    display: grid;
    justify-items: center;
    align-content: center;
    gap: 5px;
    padding: 6px 4px;
    border-radius: 20px;
    color: rgba(255, 255, 255, 0.74) !important;
    transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.rtg-mobile-nav__item svg {
    width: 22px;
    height: 22px;
    display: block;
    stroke: currentColor;
}

.rtg-mobile-nav__label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.01em;
}

.rtg-mobile-nav__item.is-active {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff !important;
    transform: translateY(-2px);
}

.rtg-mobile-nav__item.is-active svg {
    color: #ffffff;
}

.rtg-modal-backdrop {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--rtg-backdrop);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    opacity: 0;
    transition: opacity 220ms ease;
    z-index: 9999;
}

.rtg-modal-backdrop.is-visible {
    opacity: 1;
}

.rtg-modal-card {
    width: min(100%, 460px);
    padding: 28px;
    border-radius: 28px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.04)),
        var(--rtg-surface);
    color: var(--rtg-text);
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.24), var(--rtg-shadow);
    transform: translateY(24px) scale(0.96);
    opacity: 0;
    transition:
        transform 260ms cubic-bezier(0.22, 1, 0.36, 1),
        opacity 260ms ease;
    position: relative;
    overflow: hidden;
}

.rtg-modal-backdrop.is-visible .rtg-modal-card {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.rtg-modal-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.16), transparent 28%),
        radial-gradient(circle at bottom left, rgba(255, 255, 255, 0.08), transparent 24%);
    pointer-events: none;
}

.rtg-modal-icon {
    width: 74px;
    height: 74px;
    display: grid;
    place-items: center;
    margin: 0 auto 18px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.rtg-modal-icon svg {
    width: 38px;
    height: 38px;
    display: block;
}

.rtg-modal-icon--success {
    color: var(--rtg-success);
    box-shadow: 0 18px 36px rgba(34, 197, 94, 0.18);
}

.rtg-modal-icon--error {
    color: var(--rtg-error);
    box-shadow: 0 18px 36px rgba(239, 68, 68, 0.18);
}

.rtg-modal-icon--warning {
    color: var(--rtg-warning);
    box-shadow: 0 18px 36px rgba(245, 158, 11, 0.18);
}

.rtg-modal-icon--info {
    color: var(--rtg-info);
    box-shadow: 0 18px 36px rgba(59, 130, 246, 0.18);
}

.rtg-modal-icon .rtg-icon-stroke {
    stroke-dasharray: 64;
    stroke-dashoffset: 64;
    animation: rtg-draw 540ms 140ms ease forwards;
}

.rtg-modal-icon .rtg-icon-ring {
    stroke-dasharray: 180;
    stroke-dashoffset: 180;
    animation: rtg-draw 620ms ease forwards;
}

.rtg-modal-title {
    margin: 0 0 8px;
    font-size: clamp(1.25rem, 2.8vw, 1.5rem);
    font-weight: 800;
    text-align: center;
}

.rtg-modal-message {
    margin: 0;
    color: var(--rtg-muted);
    line-height: 1.7;
    text-align: center;
}

.rtg-modal-html {
    margin-top: 18px;
    color: var(--rtg-text);
    position: relative;
    z-index: 1;
}

.rtg-modal-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.rtg-modal-btn {
    min-width: 132px;
}

.rtg-modal-btn.rtg-modal-btn--ghost {
    background: var(--rtg-surface-alt) !important;
    color: var(--rtg-text) !important;
    border-color: var(--rtg-border) !important;
}

.rtg-toast-stack {
    position: fixed;
    right: 18px;
    bottom: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9998;
}

.rtg-toast {
    min-width: 280px;
    max-width: min(92vw, 380px);
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 12px;
    align-items: center;
    padding: 14px 16px;
    border-radius: 20px;
    border: 1px solid var(--rtg-border);
    background: rgba(20, 22, 30, 0.9);
    color: #ffffff;
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    opacity: 0;
    transform: translate3d(0, 16px, 0) scale(0.98);
    transition: opacity 220ms ease, transform 220ms ease;
}

.rtg-toast.is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
}

.rtg-toast__icon {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.12);
}

.rtg-toast__icon svg {
    width: 22px;
    height: 22px;
}

.rtg-toast--success .rtg-toast__icon { color: var(--rtg-success); }
.rtg-toast--error .rtg-toast__icon { color: var(--rtg-error); }
.rtg-toast--warning .rtg-toast__icon { color: var(--rtg-warning); }
.rtg-toast--info .rtg-toast__icon { color: var(--rtg-info); }

.rtg-toast__title {
    font-weight: 800;
    margin-bottom: 2px;
}

.rtg-toast__message {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.95rem;
}

@keyframes rtg-ripple {
    0% {
        opacity: 0.42;
        transform: translate(-50%, -50%) scale(0);
    }

    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(16);
    }
}

@keyframes rtg-spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes rtg-draw {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes rtg-skeleton-shimmer {
    to {
        background-position: -120% 0;
    }
}

@media (hover: hover) and (pointer: fine) {
    .rtg-pressable:hover {
        opacity: 0.985;
        transform: translate3d(var(--rtg-magnet-x, 0px), calc(var(--rtg-magnet-y, 0px) + var(--rtg-button-lift, 0px)), 0) scale(1.01);
    }

    .rtg-interactive-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 18px 36px rgba(15, 23, 42, 0.12);
    }

    .rtg-image-shell:hover img {
        transform: scale(1.025);
    }
}

@media (prefers-reduced-motion: reduce) {
    .rtg-stagger-item,
    .rtg-pressable,
    .rtg-interactive-card,
    .rtg-image-shell img,
    .rtg-sticky-header,
    .rtg-skeleton-line {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }

    .rtg-stagger-item {
        opacity: 1 !important;
    }
}

@media (max-width: 640px) {
    body.rtg-has-mobile-nav {
        padding-bottom: calc(96px + env(safe-area-inset-bottom, 0px));
    }

    .rtg-mobile-nav {
        display: grid;
    }

    .rtg-mobile-nav-hide {
        display: none !important;
    }

    .rtg-modal-backdrop {
        padding: 16px;
        align-items: flex-end;
    }

    .rtg-modal-card {
        width: 100%;
        padding: 24px 20px 20px;
        border-radius: 26px;
    }

    .rtg-modal-actions {
        flex-direction: column-reverse;
    }

    .rtg-modal-btn {
        width: 100%;
    }

    .rtg-toast-stack {
        left: 12px;
        right: 12px;
        bottom: 12px;
    }

    .rtg-toast {
        min-width: 0;
        max-width: none;
    }

    .rtg-empty-state {
        padding: 24px 16px;
    }

    .rtg-empty-state__icon {
        width: 64px;
        height: 64px;
    }

    .rtg-field-shell > :is(input, textarea, select) {
        min-height: 52px;
    }

    .rtg-sticky-header {
        top: calc(env(safe-area-inset-top, 0px) + 6px);
    }

    .rtg-sticky-header.rtg-header-scrolled {
        transform: translateY(0);
        box-shadow: 0 10px 24px rgba(15, 23, 42, 0.10);
    }

    .rtg-image-shell img {
        transition-duration: 160ms;
    }
}