.page-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.duo-lang {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px;
    border: 1px solid rgba(223, 32, 46, 0.18);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: 0 10px 30px rgba(40, 20, 20, 0.08);
}

.duo-lang a {
    min-width: 48px;
    padding: 9px 14px;
    border-radius: 999px;
    color: #232323;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    transition: background-color .18s ease, color .18s ease, transform .18s ease;
}

.duo-lang a:hover {
    color: #df202e;
    transform: translateY(-1px);
}

.duo-lang a.is-active {
    background: #df202e;
    color: #fff;
}

.success-page {
    min-height: 100vh;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff6f4;
    color: #202020;
    font-family: "Inter", Helvetica, Arial, sans-serif;
}

.success-shell {
    width: min(1120px, calc(100% - 32px));
    padding: 42px;
}

.success-logo {
    width: 210px;
    margin-bottom: 34px;
}

.success-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 32px;
}

.success-step {
    padding: 10px 18px;
    border-radius: 999px;
    background: #f0e7e6;
    color: #777;
    font-size: 14px;
    font-weight: 700;
}

.success-step.is-done {
    background: #22c55e;
    color: #fff;
}

.success-step.is-current {
    background: #df202e;
    color: #fff;
}

.success-line {
    width: 52px;
    height: 2px;
    border-radius: 99px;
    background: rgba(223, 32, 46, 0.22);
}

.success-grid {
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(280px, .65fr);
    gap: 28px;
    align-items: center;
}

.success-card,
.success-notice {
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 24px 60px rgba(90, 30, 30, 0.12);
}

.success-card {
    padding: 34px;
}

.success-card h1 {
    margin: 0 0 20px;
    font-size: clamp(28px, 4vw, 52px);
    line-height: 1.05;
}

.success-card ul {
    margin: 0;
    padding: 0;
    list-style: none;
    color: #666;
    font-size: 19px;
    line-height: 1.55;
}

.success-card li + li {
    margin-top: 10px;
}

.success-loader {
    width: 250px;
    aspect-ratio: 1;
    margin: 0 auto 20px;
    border-radius: 50%;
    border: 10px solid rgba(223, 32, 46, 0.12);
    border-top-color: #df202e;
    animation: success-spin 1.1s linear infinite;
}

.success-loader-text,
.success-error-text {
    text-align: center;
    color: #666;
    font-weight: 700;
}

.success-notice {
    margin-top: 28px;
    padding: 24px 28px;
    color: #fff;
    background: linear-gradient(104.93deg, #ff5a59 0%, #df202e 58%, #a91320 100%);
}

.success-notice h2 {
    margin: 0 0 8px;
    font-size: 28px;
}

.success-notice p {
    margin: 0;
    font-size: 18px;
    line-height: 1.45;
}

.success-home {
    display: none;
    margin: 22px auto 0;
    padding: 14px 22px;
    border: 0;
    border-radius: 999px;
    background: #df202e;
    color: #fff;
    font-weight: 800;
    cursor: pointer;
}

.is-success .success-loader {
    animation: none;
    border-color: #22c55e;
}

.is-success .success-loader::after {
    content: "";
    display: block;
    width: 72px;
    height: 38px;
    margin: 82px auto 0;
    border-left: 10px solid #22c55e;
    border-bottom: 10px solid #22c55e;
    transform: rotate(-45deg);
}

.success-error-text {
    display: none;
}

.is-error .success-loader {
    display: none;
}

.is-error .success-error-text,
.is-error .success-home {
    display: block;
}

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

@media (max-width: 767px) {
    .page-header .container {
        gap: 14px;
    }

    .duo-lang a {
        min-width: 42px;
        padding: 8px 10px;
        font-size: 13px;
    }

    .success-shell {
        padding: 24px 0;
    }

    .success-logo {
        width: 160px;
    }

    .success-steps {
        gap: 8px;
        flex-wrap: wrap;
    }

    .success-step {
        padding: 8px 11px;
        font-size: 12px;
    }

    .success-line {
        width: 22px;
    }

    .success-grid {
        grid-template-columns: 1fr;
    }

    .success-card {
        padding: 24px;
    }

    .success-loader {
        width: 190px;
    }

    .is-success .success-loader::after {
        width: 56px;
        height: 30px;
        margin-top: 60px;
    }
}