body {
    --layer-surface: var(--console-surface, var(--panel, #ffffff));
    --layer-surface-soft: var(--console-surface-soft, rgba(255, 246, 250, 0.96));
    --layer-text: var(--console-text, var(--ink, #3e2034));
    --layer-muted: var(--console-muted, var(--muted, #8a6477));
    --layer-border: var(--console-border, var(--line, rgba(214, 75, 134, 0.16)));
    --layer-primary: var(--console-primary, var(--primary, #cf3f82));
    --layer-primary-dark: var(--console-primary-dark, var(--primary-dark, #a83267));
    --layer-primary-soft: var(--console-primary-soft, var(--primary-soft, rgba(214, 75, 134, 0.12)));
    --layer-on-primary: var(--console-on-primary, #ffffff);
    --layer-danger: var(--console-danger, var(--danger, #dc2626));
    --layer-warning: var(--console-warning, #d97706);
    --layer-success: var(--console-success, #16a34a);
    --layer-info: var(--console-info, #2563eb);
    --layer-shadow: var(--console-shadow, var(--shadow, 0 24px 70px rgba(64, 35, 55, 0.16)));
    --layer-title-height: 52px;
    --layer-title-padding-left: 18px;
    --layer-title-padding-right: 50px;
    --layer-title-bg: var(--layer-surface-soft);
    --layer-title-border: var(--layer-border);
    --layer-title-color: var(--layer-text);
    --layer-title-font-size: 15px;
    --layer-title-font-weight: 820;
}

:root[data-theme="dark"] body:not(.console-body) {
    --layer-surface: var(--panel, #20121d);
    --layer-surface-soft: rgba(42, 24, 37, 0.94);
    --layer-text: var(--ink, #fff7fb);
    --layer-muted: var(--muted, #cfa8bd);
    --layer-border: var(--line, rgba(255, 192, 218, 0.16));
    --layer-primary: var(--primary, #ff9fca);
    --layer-primary-dark: var(--primary-dark, #ffb4d6);
    --layer-primary-soft: var(--primary-soft, rgba(255, 180, 214, 0.12));
    --layer-on-primary: #281423;
    --layer-danger: var(--danger, #fb7185);
    --layer-warning: #fbbf24;
    --layer-success: #4ade80;
    --layer-info: #60a5fa;
    --layer-shadow: var(--shadow, 0 24px 70px rgba(0, 0, 0, 0.42));
}

.layer-toast-region {
    position: fixed;
    top: 20px;
    top: max(20px, calc(env(safe-area-inset-top, 0px) + 12px));
    left: 50%;
    z-index: 2147483000;
    display: grid;
    gap: 10px;
    width: min(420px, calc(100vw - 28px));
    pointer-events: none;
    transform: translateX(-50%);
}

.layer-toast,
.layer-loading,
.layer-dialog {
    color: var(--layer-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    letter-spacing: 0;
}

.layer-toast {
    display: inline-flex;
    align-items: center;
    justify-self: center;
    gap: 9px;
    max-width: 100%;
    min-height: 42px;
    padding: 10px 14px;
    border: 1px solid var(--layer-border);
    border-radius: 999px;
    background: var(--layer-surface);
    background: color-mix(in srgb, var(--layer-surface) 92%, transparent);
    box-shadow: var(--layer-shadow);
    font-size: 14px;
    font-weight: 740;
    line-height: 1.45;
    pointer-events: auto;
    backdrop-filter: saturate(180%) blur(18px);
    animation: layer-in 0.16s ease-out;
}

.layer-icon {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--layer-info);
    opacity: 0.8;
}

.layer-toast .layer-icon {
    width: 22px;
    height: 22px;
}

.layer-toast span {
    min-width: 0;
    overflow-wrap: anywhere;
}

.layer-icon svg,
.layer-inline-icon {
    width: 100%;
    height: 100%;
    display: block;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.9;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.layer-icon-success { color: var(--layer-success); }
.layer-icon-error { color: var(--layer-danger); }
.layer-icon-warning { color: var(--layer-warning); }
.layer-icon-expired { color: var(--layer-warning); }
.layer-icon-info { color: var(--layer-info); }

:root[data-theme="dark"] .layer-icon {
    opacity: 0.72;
}

.layer-toast-spinner {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    border: 2px solid var(--layer-primary-soft);
    border-top-color: var(--layer-primary);
    border-radius: 999px;
    animation: layer-spin 0.8s linear infinite;
}

.layer-overlay {
    position: fixed;
    inset: 0;
    z-index: 2147483001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: rgba(15, 23, 42, 0.28);
    backdrop-filter: blur(4px);
    animation: layer-fade-in 0.14s ease-out;
}

:root[data-theme="dark"] .layer-overlay {
    background: rgba(0, 0, 0, 0.46);
}

.layer-dialog {
    position: relative;
    width: min(420px, 100%);
    max-width: min(92vw, 520px);
    max-height: min(86vh, 720px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--layer-border);
    border-radius: 10px;
    background: var(--layer-surface);
    box-shadow: var(--layer-shadow);
    animation: layer-pop-in 0.16s ease-out;
}

.layer-title {
    box-sizing: border-box;
    height: var(--layer-title-height);
    min-height: var(--layer-title-height);
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 0 var(--layer-title-padding-right) 0 var(--layer-title-padding-left);
    border-bottom: 1px solid var(--layer-title-border);
    background: var(--layer-title-bg);
    color: var(--layer-title-color);
    font-size: var(--layer-title-font-size);
    font-weight: var(--layer-title-font-weight);
    line-height: 1.4;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.layer-no-title .layer-title {
    display: none;
}

.layer-close {
    position: absolute;
    top: calc((var(--layer-title-height) - 32px) / 2);
    right: 10px;
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: 8px;
    background: transparent;
    color: var(--layer-muted);
    cursor: pointer;
}

.layer-close:hover,
.layer-close:focus {
    border-color: var(--layer-border);
    background: var(--layer-primary-soft);
    color: var(--layer-primary-dark);
    outline: none;
}

.layer-close .layer-inline-icon {
    width: 17px;
    height: 17px;
    stroke-width: 2.35;
}

.layer-content {
    min-height: 0;
    overflow: auto;
    padding: 18px;
    color: var(--layer-text);
}

.layer-message {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 10px;
    align-items: start;
}

.layer-message > .layer-icon {
    margin-top: -3px;
}

.layer-message-text {
    color: var(--layer-text);
    font-size: 14px;
    font-weight: 680;
    line-height: 1.55;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.layer-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 0 18px 18px;
}

.layer-actions a {
    min-width: 74px;
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0 14px;
    border: 1px solid var(--layer-border);
    border-radius: 8px;
    color: var(--layer-muted);
    font-size: 14px;
    font-weight: 780;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}

.layer-actions .layer-primary {
    border-color: var(--layer-primary);
    background: var(--layer-primary);
    color: var(--layer-on-primary);
}

.layer-actions .layer-secondary {
    background: var(--layer-surface);
}

.layer-actions a:hover,
.layer-actions a:focus {
    filter: brightness(0.98);
    outline: none;
}

.layer-input {
    width: 100%;
    min-height: 40px;
    padding: 9px 12px;
    border: 1px solid var(--layer-border);
    border-radius: 8px;
    background: var(--layer-surface-soft);
    color: var(--layer-text);
    font: inherit;
    font-size: 14px;
    line-height: 1.5;
    outline: none;
}

textarea.layer-input {
    min-height: 120px;
    resize: vertical;
}

.layer-input:focus {
    border-color: var(--layer-primary);
    background: var(--layer-surface);
    box-shadow: none;
}

.layer-dialog input:focus,
.layer-dialog textarea:focus,
.layer-dialog select:focus,
.layer-dialog .form-control:focus,
.layer-dialog .form-select:focus {
    outline: none;
    box-shadow: none !important;
}

.layer-loading {
    position: fixed;
    top: 50%;
    left: 50%;
    z-index: 2147483002;
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--layer-border);
    border-radius: 16px;
    background: var(--layer-surface);
    background: color-mix(in srgb, var(--layer-surface) 92%, transparent);
    box-shadow: var(--layer-shadow);
    transform: translate(-50%, -50%);
    backdrop-filter: saturate(180%) blur(18px);
}

.layer-spinner {
    width: 26px;
    height: 26px;
    border: 3px solid var(--layer-primary-soft);
    border-top-color: var(--layer-primary);
    border-radius: 999px;
    animation: layer-spin 0.8s linear infinite;
}

.layer-leaving {
    opacity: 0;
    transform: translateY(-4px) scale(0.98);
    transition: opacity 0.16s ease, transform 0.16s ease;
}

.layer-overlay.layer-leaving {
    transform: none;
}

.layer-loading.layer-leaving {
    transform: translate(-50%, -50%) scale(0.98);
}

@keyframes layer-in {
    from { opacity: 0; transform: translateY(-8px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes layer-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes layer-pop-in {
    from { opacity: 0; transform: translateY(8px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

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

@media (max-width: 560px) {
    .layer-toast-region {
        top: 14px;
        top: max(14px, calc(env(safe-area-inset-top, 0px) + 10px));
    }

    .layer-overlay {
        align-items: center;
        padding: 18px;
    }

    .layer-dialog {
        width: min(420px, 100%) !important;
        max-width: 100%;
        max-height: 86vh;
        border-radius: 14px;
    }
}