.account-auth-section {
    display: grid;
    min-height: clamp(600px, calc(100vh - 160px), 820px);
    padding: 72px 0 92px;
    place-items: center;
}

.account-auth-layout {
    display: flex;
    justify-content: center;
}

.account-auth-card {
    width: min(100%, 460px);
    padding: 22px;
    border: 1px solid rgba(255, 255, 255, 0.44);
    border-radius: 8px;
    background:
        linear-gradient(145deg, rgba(255, 250, 244, 0.98), rgba(245, 234, 219, 0.94));
    box-shadow:
        0 30px 80px rgba(23, 18, 16, 0.24),
        inset 0 1px 0 rgba(255, 255, 255, 0.82);
}

.account-auth-tab-control {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.account-auth-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    padding: 6px;
    border: 1px solid rgba(42, 165, 160, 0.16);
    border-radius: 8px;
    background: rgba(36, 25, 18, 0.07);
}

.account-auth-tab {
    min-height: 44px;
    display: grid;
    place-items: center;
    border-radius: 7px;
    color: var(--ink-muted);
    cursor: pointer;
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
    transition:
        background 180ms ease,
        color 180ms ease,
        box-shadow 180ms ease;
}

#account-auth-login:checked ~ .account-auth-tabs .account-auth-tab--login,
#account-auth-register:checked ~ .account-auth-tabs .account-auth-tab--register {
    background: var(--surface-deep);
    color: var(--ink-inverse);
    box-shadow: 0 12px 22px rgba(23, 18, 16, 0.22);
}

.account-auth-panels {
    padding: 28px 4px 4px;
}

.account-auth-panel {
    display: none;
}

#account-auth-login:checked ~ .account-auth-panels .account-auth-panel--login,
#account-auth-register:checked ~ .account-auth-panels .account-auth-panel--register {
    display: block;
    animation: account-auth-panel-in 180ms ease;
}

.account-auth-head {
    display: grid;
    gap: 8px;
    margin-bottom: 26px;
    text-align: center;
}

.account-auth-kicker {
    color: var(--resin-deep);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.account-auth-head h1,
.account-auth-head h2 {
    margin: 0;
    color: var(--ink);
    font-family: var(--display-font);
    font-size: 2.35rem;
    line-height: 0.98;
}

.account-auth-form {
    display: grid;
    gap: 18px;
}

.account-floating-field {
    position: relative;
}

.account-floating-field .form-control {
    width: 100%;
    min-height: 58px;
    padding: 24px 16px 8px;
    border: 1px solid rgba(83, 58, 35, 0.14);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.72);
    color: var(--ink);
    font: inherit;
    outline: none;
    transition:
        border-color 180ms ease,
        box-shadow 180ms ease,
        background 180ms ease;
}

.account-floating-field .form-control:focus {
    border-color: rgba(42, 165, 160, 0.7);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 0 0 4px rgba(42, 165, 160, 0.12);
}

.account-floating-field label {
    position: absolute;
    top: 18px;
    left: 16px;
    color: var(--ink-soft);
    font-size: 0.95rem;
    pointer-events: none;
    transform-origin: left top;
    transition:
        color 180ms ease,
        transform 180ms ease;
}

.account-floating-field .form-control:focus + label,
.account-floating-field .form-control:not(:placeholder-shown) + label {
    color: var(--resin-deep);
    transform: translateY(-12px) scale(0.78);
}

.account-auth-submit,
.account-social-button {
    min-height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    border-radius: 8px;
    font: inherit;
    font-weight: 400;
}

.account-auth-submit {
    margin-top: 2px;
    border: 0;
    background:
        linear-gradient(135deg, var(--surface-deep), #2b211b 52%, var(--wood-deep));
    color: var(--ink-inverse);
    box-shadow: 0 18px 34px rgba(23, 18, 16, 0.22);
    cursor: pointer;
}

.account-social-divider {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 12px;
    align-items: center;
    color: var(--ink-soft);
    font-size: 0.84rem;
}

.account-social-divider::before,
.account-social-divider::after {
    content: "";
    height: 1px;
    background: rgba(83, 58, 35, 0.16);
}

.account-social-group {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.account-social-button {
    border: 1px solid rgba(83, 58, 35, 0.12);
    background: rgba(255, 255, 255, 0.74);
    color: var(--ink);
    text-decoration: none;
}

.account-social-button:not(.account-social-button--disabled):hover {
    border-color: rgba(42, 165, 160, 0.42);
    box-shadow: 0 14px 32px rgba(84, 44, 25, 0.12);
}

.account-social-button--disabled {
    color: var(--ink-soft);
    cursor: not-allowed;
    opacity: 0.72;
}

.account-telegram-widget {
    min-height: 56px;
    display: grid;
    place-items: center;
    overflow: hidden;
    border: 1px solid rgba(83, 58, 35, 0.12);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.74);
}

.account-form-error .errorlist {
    margin: 0;
    padding: 12px 14px;
    border: 1px solid rgba(166, 63, 54, 0.24);
    border-radius: 8px;
    background: rgba(166, 63, 54, 0.08);
    color: var(--danger);
    list-style: none;
    text-align: center;
}

.account-form-error__hint {
    display: block;
    margin-top: 4px;
    font-size: 0.86em;
    line-height: 1.35;
}

@keyframes account-auth-panel-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 560px) {
    .account-auth-section {
        min-height: auto;
        padding: 44px 0 64px;
    }

    .account-auth-card {
        padding: 16px;
    }

    .account-auth-panels {
        padding-top: 24px;
    }

    .account-auth-tab {
        min-height: 42px;
        font-size: 0.78rem;
    }

    .account-auth-head h1,
    .account-auth-head h2 {
        font-size: 2rem;
    }

}