.dv2-nav {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 20;
    display: flex;
    width: var(--dv2-nav-width);
    padding: var(--dv2-space-6) var(--dv2-space-4);
    border-right: 1px solid var(--dv2-border);
    background: var(--dv2-bg);
    flex-direction: column;
    transition:
        background-color var(--dv2-transition),
        border-color var(--dv2-transition);
}

.dv2-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--dv2-space-3);
    width: fit-content;
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.dv2-brand-mark {
    display: grid;
    width: 36px;
    height: 36px;
    border-radius: 11px;
    background: var(--dv2-text);
    color: var(--dv2-bg);
    font-size: 0.875rem;
    place-items: center;
}

.dv2-nav-items {
    display: flex;
    margin-top: var(--dv2-space-10);
    flex-direction: column;
    gap: var(--dv2-space-1);
}

.dv2-nav-item,
.dv2-theme-toggle {
    display: flex;
    align-items: center;
    gap: var(--dv2-space-3);
    min-height: 44px;
    padding: 0 var(--dv2-space-3);
    border: 0;
    border-radius: var(--dv2-radius-sm);
    background: transparent;
    color: var(--dv2-text-muted);
    font-size: 0.875rem;
    font-weight: 600;
    text-align: left;
    transition:
        background-color var(--dv2-transition),
        color var(--dv2-transition);
}

a.dv2-nav-item,
.dv2-theme-toggle {
    cursor: pointer;
}

a.dv2-nav-item:hover,
.dv2-theme-toggle:hover {
    background: var(--dv2-surface-subtle);
    color: var(--dv2-text);
}

.dv2-nav-item--active {
    background: var(--dv2-surface-subtle);
    color: var(--dv2-text);
}

.dv2-nav-item--disabled {
    opacity: 0.48;
}

.dv2-nav-item svg,
.dv2-theme-toggle svg {
    width: 20px;
    height: 20px;
    flex: 0 0 auto;
    fill: currentColor;
}

.dv2-theme-toggle {
    width: 100%;
    margin-top: auto;
}

.dv2-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 var(--dv2-space-4);
    border: 1px solid transparent;
    border-radius: var(--dv2-radius-sm);
    font-size: 0.8125rem;
    font-weight: 700;
    white-space: nowrap;
    transition:
        background-color var(--dv2-transition),
        border-color var(--dv2-transition),
        color var(--dv2-transition);
}

a.dv2-btn,
button.dv2-btn {
    cursor: pointer;
}

.dv2-btn--primary {
    background: var(--dv2-accent);
    color: var(--dv2-accent-text);
}

a.dv2-btn--primary:hover,
button.dv2-btn--primary:hover {
    background: var(--dv2-accent-hover);
}

.dv2-btn--ghost {
    border-color: var(--dv2-border);
    background: var(--dv2-surface);
    color: var(--dv2-text);
}

.dv2-btn--danger {
    border-color: color-mix(in srgb, var(--dv2-urgent) 32%, transparent);
    background: color-mix(in srgb, var(--dv2-urgent) 10%, var(--dv2-surface));
    color: var(--dv2-urgent);
}

.dv2-btn:disabled {
    cursor: wait;
    opacity: 0.6;
}

.dv2-btn--disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.dv2-chip {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 var(--dv2-space-3);
    border: 1px solid var(--dv2-border);
    border-radius: 999px;
    background: var(--dv2-surface);
    color: var(--dv2-text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.dv2-chip--ok {
    border-color: color-mix(in srgb, var(--dv2-ok) 35%, var(--dv2-border));
    background: color-mix(in srgb, var(--dv2-ok) 10%, var(--dv2-surface));
    color: var(--dv2-ok);
}

.dv2-skeleton-stack {
    display: flex;
    flex-direction: column;
    gap: var(--dv2-space-3);
}

.dv2-skeleton {
    display: block;
    overflow: hidden;
    border-radius: 999px;
    background: var(--dv2-surface-subtle);
}

.dv2-skeleton::after {
    display: block;
    width: 45%;
    height: 100%;
    background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--dv2-text) 7%, transparent), transparent);
    content: "";
    animation: dv2-skeleton-shimmer 1.4s ease-in-out infinite;
    transform: translateX(-120%);
}

.dv2-skeleton--badge {
    width: 44px;
    height: 20px;
}

.dv2-skeleton--line {
    width: 68%;
    height: 12px;
}

.dv2-skeleton--wide {
    width: 94%;
    height: 16px;
}

.dv2-skeleton--short {
    width: 42%;
}

.dv2-media-frame {
    position: relative;
    display: block;
    overflow: hidden;
    background: var(--dv2-surface-subtle);
}

.dv2-media-frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 1;
    transition: opacity 180ms ease;
}

.dv2-media-frame.is-loading img {
    opacity: 0;
}

.dv2-media-frame.is-loading::after {
    position: absolute;
    inset: 0;
    display: block;
    width: 45%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        color-mix(in srgb, var(--dv2-text) 8%, transparent),
        transparent
    );
    content: "";
    animation: dv2-skeleton-shimmer 1.4s ease-in-out infinite;
    transform: translateX(-120%);
}

.dv2-media-frame--thumb {
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    border-radius: var(--dv2-radius-sm);
}

.dv2-text-link {
    color: var(--dv2-accent);
    font-size: 0.8125rem;
    font-weight: 700;
}

.dv2-text-link:hover {
    color: var(--dv2-accent-hover);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.dv2-page-status {
    margin-bottom: var(--dv2-space-4);
    padding: var(--dv2-space-3) var(--dv2-space-4);
    border: 1px solid var(--dv2-border);
    border-radius: var(--dv2-radius-sm);
    background: var(--dv2-surface);
    color: var(--dv2-text-muted);
}

.dv2-page-status[data-state="error"] {
    border-color: color-mix(in srgb, var(--dv2-urgent) 45%, var(--dv2-border));
    color: var(--dv2-urgent);
}

.dv2-page-status[data-state="success"] {
    border-color: color-mix(in srgb, var(--dv2-ok) 45%, var(--dv2-border));
    color: var(--dv2-ok);
}

.dv2-page-status[data-state="warning"] {
    border-color: color-mix(in srgb, var(--dv2-warn) 45%, var(--dv2-border));
    color: var(--dv2-warn);
}

.dv2-page-status[data-state="loading"] {
    color: var(--dv2-text-muted);
    font-style: italic;
}

.dv2-chip--demo {
    border-color: color-mix(in srgb, var(--dv2-warn) 35%, var(--dv2-border));
    background: color-mix(in srgb, var(--dv2-warn) 10%, var(--dv2-surface));
    color: var(--dv2-warn);
}

.dv2-empty {
    display: flex;
    min-height: 110px;
    align-items: center;
    justify-content: center;
    color: var(--dv2-text-muted);
    flex-direction: column;
    gap: var(--dv2-space-3);
    text-align: center;
}

.dv2-empty--page {
    min-height: 360px;
    border: 1px dashed var(--dv2-border-strong);
    border-radius: var(--dv2-radius-md);
    grid-column: 1 / -1;
}

.dv2-field {
    display: flex;
    min-width: 0;
    color: var(--dv2-text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    flex-direction: column;
    gap: var(--dv2-space-2);
}

.dv2-field input,
.dv2-field select,
.dv2-field textarea {
    width: 100%;
    min-height: 44px;
    padding: 0 var(--dv2-space-3);
    border: 1px solid var(--dv2-border);
    border-radius: var(--dv2-radius-sm);
    outline: 0;
    background: var(--dv2-bg);
    color: var(--dv2-text);
    font-size: 0.875rem;
    font-weight: 500;
    transition:
        border-color var(--dv2-transition),
        background-color var(--dv2-transition);
}

.dv2-field input:focus,
.dv2-field select:focus,
.dv2-field textarea:focus {
    border-color: var(--dv2-focus);
}

.dv2-field select:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.dv2-password-field {
    position: relative;
    display: block;
}

.dv2-password-field input {
    padding-right: 2.5rem;
}

.dv2-password-field .dv2-icon-btn {
    position: absolute;
    top: 50%;
    right: 0.375rem;
    transform: translateY(-50%);
    width: 1.75rem;
    height: 1.75rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--dv2-text-muted);
}

.dv2-password-field .dv2-icon-btn svg {
    width: 1.125rem;
    height: 1.125rem;
    fill: currentColor;
}

.dv2-password-field .dv2-icon-btn:hover {
    border-color: transparent;
    background: var(--dv2-surface-hover);
    color: var(--dv2-text);
}

.dv2-icon-btn {
    display: inline-grid;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--dv2-border);
    border-radius: var(--dv2-radius-sm);
    background: transparent;
    color: var(--dv2-text-muted);
    cursor: pointer;
    font-size: 1.25rem;
    place-items: center;
}

.dv2-icon-btn:hover {
    border-color: var(--dv2-urgent);
    color: var(--dv2-urgent);
}

.dv2-dialog {
    width: min(440px, calc(100% - 32px));
    padding: var(--dv2-space-6);
    border: 1px solid var(--dv2-border);
    border-radius: var(--dv2-radius-md);
    background: var(--dv2-surface);
    color: var(--dv2-text);
}

.dv2-dialog::backdrop {
    background: rgb(0 0 0 / 55%);
    backdrop-filter: blur(3px);
}

.dv2-dialog h2 {
    margin-bottom: var(--dv2-space-2);
    font-size: 1.25rem;
}

.dv2-dialog p {
    color: var(--dv2-text-muted);
}

@keyframes dv2-skeleton-shimmer {
    to {
        transform: translateX(300%);
    }
}

@media (max-width: 1023px) {
    .dv2-nav {
        width: 88px;
        align-items: center;
        padding-inline: var(--dv2-space-3);
    }

    .dv2-brand-name,
    .dv2-nav-item span,
    .dv2-theme-label {
        display: none;
    }

    .dv2-nav-item,
    .dv2-theme-toggle {
        justify-content: center;
        width: 48px;
        padding: 0;
    }
}

@media (max-width: 767px) {
    .dv2-nav {
        inset: auto var(--dv2-space-3) var(--dv2-space-3);
        width: auto;
        min-height: 68px;
        padding: var(--dv2-space-2);
        border: 1px solid var(--dv2-border);
        border-radius: var(--dv2-radius-md);
        background: color-mix(in srgb, var(--dv2-bg) 92%, transparent);
        backdrop-filter: blur(14px);
        flex-direction: row;
    }

    .dv2-brand {
        display: none;
    }

    .dv2-nav-items {
        display: grid;
        flex: 1;
        min-width: 0;
        width: auto;
        margin: 0;
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .dv2-nav-item {
        width: 100%;
    }

    .dv2-theme-toggle {
        width: 48px;
        margin: 0;
        flex: 0 0 48px;
    }
}