:root {
    --copp-registration-bg: #f3f5f7;
    --copp-registration-surface: #ffffff;
    --copp-registration-surface-muted: #f6f7f9;
    --copp-registration-line: rgba(17, 17, 17, 0.1);
    --copp-registration-text: #1b1d22;
    --copp-registration-muted: #616774;
    --copp-registration-shadow: 0 24px 72px rgba(16, 19, 26, 0.12);
    --copp-registration-radius: 8px;
}

.copp-registration {
    padding: 32px 0 48px;
}

.copp-registration__disabled {
    margin: 0 auto;
    max-width: 1160px;
}

.copp-registration__shell {
    display: grid;
    grid-template-columns: minmax(280px, 320px) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
    max-width: 1160px;
    margin: 0 auto;
}

.copp-registration__aside,
.copp-registration__surface {
    background: var(--copp-registration-surface);
    border: 1px solid var(--copp-registration-line);
    border-radius: 0;
    box-shadow: var(--copp-registration-shadow);
}

.copp-registration__aside {
    position: sticky;
    top: 24px;
    padding: 24px;
}

.copp-registration__brand {
    display: grid;
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 14px;
    align-items: center;
    margin-bottom: 28px;
    color: inherit;
    text-decoration: none;
}

.copp-registration__brand-mark {
    display: inline-grid;
    width: 52px;
    height: 52px;
    place-items: center;
    border-radius: 0;
    background: #ffffff;
    border: 1px solid var(--copp-registration-line);
}

.copp-registration__brand-mark img {
    width: 34px;
    height: 34px;
    display: block;
}

.copp-registration__brand-copy {
    display: grid;
    gap: 4px;
}

.copp-registration__brand-copy strong {
    font-size: 1rem;
    line-height: 1.25;
}

.copp-registration__brand-copy span {
    color: var(--copp-registration-muted);
    font-size: 0.92rem;
}

.copp-registration__aside-head {
    margin-bottom: 24px;
}

.copp-registration__eyebrow {
    margin: 0 0 8px;
    color: var(--copp-red);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.copp-registration__aside-head h1,
.copp-registration__head h2 {
    margin: 0;
    color: var(--copp-registration-text);
    letter-spacing: 0;
}

.copp-registration__aside-head h1 {
    font-size: 1.6rem;
    line-height: 1.08;
}

.copp-registration__aside-head p,
.copp-registration__head p,
.copp-registration__status-detail,
.copp-registration__field span,
.copp-registration__summary dt,
.copp-registration__check span,
.copp-registration__code-panel span,
.copp-registration__notice p {
    color: var(--copp-registration-muted);
}

.copp-registration__aside-head p {
    margin: 10px 0 0;
    font-size: 0.96rem;
    line-height: 1.55;
}

.copp-registration__steps {
    display: grid;
    gap: 12px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.copp-registration__steps li {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
    align-items: center;
    min-height: 48px;
    padding: 10px 12px;
    border-radius: 0;
    color: var(--copp-registration-muted);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.copp-registration__steps li span {
    display: inline-grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border: 1px solid var(--copp-registration-line);
    border-radius: 0;
    background: #ffffff;
    font-weight: 800;
}

.copp-registration__steps li p {
    margin: 0;
    font-size: 0.96rem;
    font-weight: 700;
}

.copp-registration__steps li.is-active {
    background: rgba(237, 28, 36, 0.08);
    color: var(--copp-registration-text);
}

.copp-registration__steps li.is-active span,
.copp-registration__steps li.is-done span {
    background: var(--copp-red);
    border-color: var(--copp-red);
    color: #ffffff;
}

.copp-registration__steps li.is-done {
    color: var(--copp-registration-text);
}

.copp-registration__aside-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--copp-registration-line);
    font-size: 0.95rem;
}

.copp-registration__aside-footer span {
    color: var(--copp-registration-muted);
}

.copp-registration__aside-footer a,
.copp-registration__check a {
    color: var(--copp-red);
    text-decoration: none;
}

.copp-registration__aside-footer a:hover,
.copp-registration__check a:hover {
    text-decoration: underline;
}

.copp-registration__surface {
    min-height: 720px;
    padding: 28px;
}

.copp-registration__status {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--copp-registration-line);
}

.copp-registration__status-pill {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 6px 14px;
    border-radius: 0;
    background: rgba(237, 28, 36, 0.08);
    color: var(--copp-red);
    font-size: 0.88rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.copp-registration__status-detail {
    font-size: 0.94rem;
    text-align: right;
}

.copp-registration__alert {
    margin-top: 18px;
}

.copp-registration__alert-box {
    padding: 14px 16px;
    border: 1px solid transparent;
    border-radius: 0;
    font-weight: 700;
}

.copp-registration__alert-box--error {
    border-color: rgba(186, 59, 70, 0.24);
    background: #fff1f2;
    color: #8c2430;
}

.copp-registration__alert-box--info {
    border-color: rgba(237, 28, 36, 0.16);
    background: #fff6f6;
    color: #a71a24;
}

.copp-registration__alert-box ul {
    margin: 8px 0 0;
    padding-left: 20px;
    font-weight: 500;
}

#copp-registration-form {
    margin-top: 24px;
}

.copp-registration__head {
    margin-bottom: 24px;
}

.copp-registration__head h2 {
    font-size: clamp(1.6rem, 2vw, 2.2rem);
    line-height: 1.08;
}

.copp-registration__head p {
    margin: 12px 0 0;
    max-width: 680px;
    font-size: 1rem;
    line-height: 1.6;
}

.copp-registration__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.copp-registration__field {
    display: grid;
    gap: 8px;
}

.copp-registration__field--wide {
    grid-column: 1 / -1;
}

.copp-registration__field span {
    font-size: 0.92rem;
    font-weight: 700;
}

.copp-registration__field-note {
    color: var(--copp-registration-muted);
    font-size: 0.85rem;
    line-height: 1.45;
}

.copp-registration__field input,
.copp-registration__field select {
    width: 100%;
    min-height: 52px;
    padding: 0 16px;
    border: 1px solid rgba(17, 17, 17, 0.12);
    border-radius: 0;
    background: #ffffff;
    color: var(--copp-registration-text);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.copp-registration__field input:focus,
.copp-registration__field select:focus {
    border-color: rgba(237, 28, 36, 0.48);
    box-shadow: 0 0 0 4px rgba(237, 28, 36, 0.1);
}

.copp-registration__field input.is-invalid,
.copp-registration__field select.is-invalid,
.copp-registration__check.is-invalid {
    border-color: rgba(186, 59, 70, 0.34);
    background: #fff7f7;
}

.copp-registration__checks {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.copp-registration__check {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 14px 16px;
    border: 1px solid rgba(17, 17, 17, 0.08);
    border-radius: 0;
    background: var(--copp-registration-surface-muted);
}

.copp-registration__check input {
    margin-top: 3px;
    accent-color: var(--copp-red);
}

.copp-registration__check span {
    font-size: 0.95rem;
    line-height: 1.5;
}

.copp-registration__actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 28px;
}

.copp-registration__actions--split {
    justify-content: space-between;
}

.copp-registration__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: 0;
    font-weight: 800;
    letter-spacing: 0;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.copp-registration__button:hover {
    transform: translateY(-1px);
}

.copp-registration__button--primary {
    background: var(--copp-red);
    border-color: var(--copp-red);
    color: #ffffff;
}

.copp-registration__button--primary:hover {
    background: #cf1620;
    border-color: #cf1620;
    color: #ffffff;
}

.copp-registration__button--secondary {
    background: #ffffff;
    border-color: rgba(17, 17, 17, 0.14);
    color: var(--copp-registration-text);
}

.copp-registration__button--secondary:hover,
.copp-registration__button--ghost:hover {
    border-color: rgba(237, 28, 36, 0.3);
    color: var(--copp-red);
}

.copp-registration__button--ghost {
    background: transparent;
    border-color: rgba(17, 17, 17, 0.14);
    color: var(--copp-registration-text);
}

.copp-registration__code-panel,
.copp-registration__notice {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    padding: 18px 20px;
    border: 1px solid rgba(17, 17, 17, 0.08);
    border-radius: 0;
    background: var(--copp-registration-surface-muted);
}

.copp-registration__code-panel strong,
.copp-registration__notice strong {
    display: block;
    color: var(--copp-registration-text);
    font-size: 1rem;
}

.copp-registration__notice {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.copp-registration__notice p {
    margin: 8px 0 0;
    line-height: 1.55;
}

.copp-registration__test-code {
    margin: 18px 0 12px;
    color: var(--copp-red);
    font-weight: 800;
}

.copp-registration__choice-group {
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    border: none;
}

.copp-registration__choice-group legend {
    margin-bottom: 4px;
    font-size: 1rem;
    font-weight: 800;
    color: var(--copp-registration-text);
}

.copp-registration__choice-note {
    margin: 0 0 6px;
    max-width: 760px;
    color: var(--copp-registration-muted);
    font-size: 0.94rem;
    line-height: 1.55;
}

.copp-registration__choice {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 16px 18px;
    border: 1px solid rgba(17, 17, 17, 0.08);
    border-radius: 0;
    background: var(--copp-registration-surface-muted);
}

.copp-registration__choice input {
    margin-top: 3px;
    accent-color: var(--copp-red);
}

.copp-registration__choice span {
    line-height: 1.5;
}

.copp-registration__summary {
    display: grid;
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
    gap: 14px 20px;
    margin: 0;
    padding: 0;
}

.copp-registration__summary dt,
.copp-registration__summary dd {
    margin: 0;
    padding: 0 0 14px;
    border-bottom: 1px solid rgba(17, 17, 17, 0.06);
}

.copp-registration__summary dd {
    color: var(--copp-registration-text);
    font-weight: 600;
}

@media (max-width: 1080px) {
    .copp-registration__shell {
        grid-template-columns: 1fr;
    }

    .copp-registration__aside {
        position: static;
    }
}

@media (max-width: 767px) {
    .copp-registration {
        padding: 20px 0 32px;
    }

    .copp-registration__surface,
    .copp-registration__aside {
        padding: 20px;
    }

    .copp-registration__status,
    .copp-registration__actions,
    .copp-registration__actions--split,
    .copp-registration__code-panel,
    .copp-registration__notice {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: stretch;
    }

    .copp-registration__status {
        text-align: left;
    }

    .copp-registration__status-detail {
        text-align: left;
    }

    .copp-registration__grid,
    .copp-registration__summary {
        grid-template-columns: 1fr;
    }

    .copp-registration__summary dt {
        padding-bottom: 6px;
        border-bottom: none;
    }

    .copp-registration__summary dd {
        padding-top: 0;
    }
}