.auth-premium {
    padding: clamp(28px, 5vw, 56px) 0;
    background:
        linear-gradient(180deg, #f8fbff 0%, #f6f8fb 100%),
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 34%);
}

.auth-premium__shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.auth-premium__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.72fr);
    gap: clamp(20px, 4vw, 36px);
    align-items: stretch;
}

.auth-premium__panel,
.auth-premium__card {
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 24px 60px -42px rgba(15, 23, 42, 0.42);
}

.auth-premium__panel {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 28px;
    padding: clamp(26px, 4vw, 42px);
    background:
        linear-gradient(135deg, rgba(15, 23, 42, 0.96), rgba(29, 78, 216, 0.88)),
        radial-gradient(circle at top right, rgba(20, 184, 166, 0.24), transparent 36%);
    color: #ffffff;
    overflow: hidden;
}

.auth-premium__brand {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 0.42rem 0.78rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    color: #bfdbfe;
    font-size: 0.78rem;
    font-weight: 850;
    text-transform: uppercase;
}

.auth-premium__panel h1 {
    max-width: 650px;
    margin: 18px 0 12px;
    color: #ffffff;
    font-size: clamp(2rem, 4vw, 3.35rem);
    line-height: 1.06;
    letter-spacing: 0;
}

.auth-premium__panel p {
    max-width: 620px;
    margin: 0;
    color: rgba(226, 232, 240, 0.92);
    font-size: 1rem;
    line-height: 1.75;
}

.auth-premium__benefits {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 28px;
}

.auth-premium__benefit {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    min-height: 74px;
    padding: 14px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.08);
}

.auth-premium__benefit i {
    color: #67e8f9;
    margin-top: 3px;
}

.auth-premium__benefit strong {
    display: block;
    color: #ffffff;
    font-size: 0.92rem;
    line-height: 1.25;
}

.auth-premium__benefit span {
    display: block;
    margin-top: 4px;
    color: rgba(226, 232, 240, 0.82);
    font-size: 0.82rem;
    line-height: 1.45;
}

.auth-premium__card {
    padding: clamp(22px, 3vw, 34px);
}

.auth-premium__form-head {
    margin-bottom: 22px;
}

.auth-premium__kicker {
    display: inline-flex;
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    background: #eff6ff;
    color: #1d4ed8;
    font-size: 0.76rem;
    font-weight: 850;
    text-transform: uppercase;
}

.auth-premium__form-head h2 {
    margin: 12px 0 8px;
    color: #0f172a;
    font-size: clamp(1.55rem, 2.5vw, 2.05rem);
    line-height: 1.12;
}

.auth-premium__form-head p,
.auth-premium__switch,
.auth-premium__reset {
    color: #64748b;
    line-height: 1.6;
}

.auth-premium__form {
    display: grid;
    gap: 16px;
}

.auth-premium__fields {
    display: grid;
    gap: 14px;
}

.auth-premium__fields--split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.auth-premium__field--wide {
    grid-column: 1 / -1;
}

.auth-premium__field label {
    display: block;
    margin-bottom: 7px;
    color: #334155;
    font-size: 0.86rem;
    font-weight: 800;
}

.auth-premium__field input {
    width: 100%;
    min-height: 46px;
    border: 1px solid #dbe3ef;
    border-radius: 12px;
    padding: 0.72rem 0.9rem;
    background: #ffffff;
    color: #0f172a;
}

.auth-premium__field input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.auth-premium__errors,
.auth-premium__field .errorlist {
    margin: 0 0 10px;
    padding: 10px 12px;
    border-radius: 12px;
    background: #fef2f2;
    color: #991b1b;
    font-size: 0.88rem;
}

.auth-premium__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin-top: 4px;
}

.auth-premium__actions .btn {
    min-height: 44px;
}

.auth-premium__footer-links {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 14px;
    font-size: 0.9rem;
}

.auth-premium__footer-links a {
    color: #1d4ed8;
    font-weight: 800;
    text-decoration: none;
}

.auth-premium__footer-links a:hover {
    text-decoration: underline;
}

@media (max-width: 900px) {
    .auth-premium__grid {
        grid-template-columns: 1fr;
    }

    .auth-premium__panel {
        gap: 20px;
    }
}

@media (max-width: 640px) {
    .auth-premium {
        padding: 22px 0 30px;
    }

    .auth-premium__shell {
        width: min(100% - 20px, 1120px);
    }

    .auth-premium__grid {
        gap: 14px;
    }

    .auth-premium__panel,
    .auth-premium__card {
        border-radius: 18px;
    }

    .auth-premium__panel,
    .auth-premium__card {
        padding: 18px;
    }

    .auth-premium__panel h1 {
        margin: 14px 0 8px;
        font-size: clamp(1.55rem, 8vw, 2.05rem);
    }

    .auth-premium__panel p,
    .auth-premium__form-head p {
        font-size: .92rem;
        line-height: 1.55;
    }

    .auth-premium__benefits {
        gap: 8px;
        margin-top: 18px;
    }

    .auth-premium__benefit {
        min-height: 0;
        padding: 12px;
        border-radius: 13px;
    }

    .auth-premium__benefits,
    .auth-premium__fields--split {
        grid-template-columns: 1fr;
    }

    .auth-premium__actions .btn {
        width: 100%;
        min-height: 44px;
        justify-content: center;
    }

    .auth-premium__footer-links {
        display: grid;
        gap: 8px;
    }
}