.frame {
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    overflow: hidden;
    scroll-margin-top: 24px;
}

@scope (.frame) {
    .frame-bar {
        align-items: center;
        border-bottom: 1px solid var(--border);
        display: flex;
        justify-content: space-between;
        padding: 16px 24px;

        @media (max-width: 600px) {
            padding: 14px 16px;
        }
    }

    .frame-bar .mono {
        font-size: .95rem;
    }

    .frame-title {
        font-size: .7rem;
        font-weight: 700;
        letter-spacing: .08em;
        text-transform: uppercase;
    }

    .frame-body {
        padding: 24px;

        @media (max-width: 600px) {
            padding: 16px;
        }
    }

    .frame-note {
        border-top: 1px solid var(--border);
        color: var(--text-tertiary);
        font-size: .8rem;
        line-height: 1.5;
        margin: 4px 0 0;
        padding-top: 16px;
    }

    .frame-foot {
        align-items: center;
        border-top: 1px solid var(--border);
        display: flex;
        gap: 16px;
        justify-content: space-between;
        padding: 16px 20px;

        @media (max-width: 600px) {
            align-items: stretch;
            flex-direction: column;
            padding: 14px 16px;
        }

        .cta {
            @media (max-width: 600px) {
                text-align: center;
            }
        }
    }

    .payment-mount {
        margin: 4px 0 12px;
    }

    .notice-error {
        margin: 12px 0 0;
    }
}

.journey {
    border-bottom: 1px solid var(--border);
    scroll-margin-top: 24px;
}

@scope (.journey) {
    [data-panel]:focus {
        outline: 0;
    }

    .steps-nav {
        overflow-x: auto;
        position: relative;
    }

    .steps {
        background: linear-gradient(var(--border), var(--border)) bottom / 100% 1px no-repeat;
        display: flex;
        gap: 40px;
        list-style: none;
        margin: 0;
        min-width: 100%;
        padding: 0;
        width: max-content;
    }

    .step-tab {
        background: none;
        border: 0;
        color: var(--accent);
        cursor: pointer;
        display: inline-block;
        font: inherit;
        font-size: .8rem;
        font-weight: 500;
        letter-spacing: .06em;
        padding: 24px 0;
        position: relative;
        text-decoration: none;
        text-transform: uppercase;
        white-space: nowrap;

        &:disabled {
            color: var(--text-tertiary);
            cursor: default;
        }

        &:focus-visible {
            outline: 2px solid var(--text-primary);
            outline-offset: 2px;
        }

        &[aria-current] {
            color: var(--accent);
            font-weight: 700;

            &::after {
                background: var(--bg);
                border-left: 1px solid var(--border);
                border-top: 1px solid var(--border);
                bottom: -7px;
                content: "";
                height: 12px;
                left: 50%;
                position: absolute;
                transform: translateX(-50%) rotate(45deg);
                width: 12px;
            }
        }
    }

    .step-nav {
        align-items: center;
        display: flex;
        gap: 24px;
        margin-top: 32px;
    }

    .summary {
        margin: 0;
        max-width: 380px;

        dt {
            color: var(--text-secondary);
            font-weight: inherit;
        }

        dd {
            margin: 0;
        }

        dt .link {
            font-size: .8rem;
            margin-left: 8px;
        }

        .summary-row {
            border-bottom: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
        }

        .summary-row.total {
            border-bottom: 0;
            font-size: 1.1rem;
            font-weight: 600;
            padding-top: 16px;
        }

        .summary-row.total dt {
            color: var(--text-primary);
        }
    }

    .review-action {
        display: flex;
        flex-direction: column;
        gap: 12px;

        .step-nav {
            margin-top: 0;
        }
    }
}