#authModal.modal {
    padding: clamp(14px, 3vh, 32px);
    overflow-y: auto;
    background: var(--color-overlay);
    backdrop-filter: blur(22px) saturate(115%);
}

#authModal .modal-content {
    position: relative;
    width: min(500px, 100%);
    max-width: 500px;
    height: auto;
    max-height: min(92dvh, 780px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: 26px;
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    animation: authModalIn 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
}

#authModal .modal-close {
    position: absolute;
    top: 18px;
    right: 18px;
    z-index: 2;
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 0 2px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    background: var(--surface-2);
    box-shadow: none;
    color: var(--text-primary);
    font-size: 1.45rem;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

#authModal .modal-close:hover {
    color: var(--text-primary);
    border-color: var(--color-border);
    background: var(--surface-2);
    transform: rotate(3deg);
}

#authModal .modal-header {
    flex: 0 0 auto;
    padding: var(--auth-modal-header-padding, 31px 68px 20px 32px);
    border: 0;
    background: transparent;
}

#authModal .auth-kicker {
    display: block;
    margin: 0 0 11px;
    color: var(--bold-blue);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.18em;
}

#authModal .modal-title {
    margin: 0;
    color: var(--text-primary);
    font-size: clamp(1.55rem, 4vw, 1.9rem);
    line-height: 1.15;
    font-weight: 680;
    letter-spacing: -0.035em;
}

#authModal .auth-subtitle {
    max-width: 350px;
    margin: 9px 0 0;
    color: var(--text-secondary);
    font-size: 0.89rem;
    line-height: 1.45;
}

#authModal .modal-body {
    flex: 1 1 auto;
    min-height: 0;
    padding: var(--auth-modal-body-padding, 0 32px 32px);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: var(--neutral-gray) transparent;
}

#authModal .auth-tabs {
    flex: 0 0 auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px;
    margin: 0 0 23px;
    padding: 4px;
    border: 1px solid var(--color-border);
    border-radius: 13px;
    background: var(--surface-2);
}

#authModal .auth-tabs[hidden] {
    display: none;
}

#authModal .auth-tab {
    min-height: 44px;
    padding: 0 14px;
    border: 0;
    border-radius: 9px;
    background: transparent;
    color: var(--bold-blue);
    font-size: 0.91rem;
    font-weight: 650;
    text-align: center;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}

#authModal .auth-tab:hover {
    color: var(--bold-blue);
}

#authModal .auth-tab.active {
    color: var(--color-on-primary);
    background: var(--bold-blue);
    box-shadow: none;
}

.auth-consent-check {
    display: flex;
    grid-column: 1 / -1;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-secondary);
    font-size: .76rem;
    line-height: 1.5;
    cursor: pointer;
}

.auth-consent-check input {
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
    margin: 2px 0 0;
    accent-color: var(--bold-blue);
}

.auth-consent-check a {
    color: var(--bold-blue);
    text-decoration: underline;
}

#authModal .auth-form {
    display: none;
}

#authModal .auth-form.active {
    display: flex;
    flex: 1 1 auto;
    min-height: 0;
    flex-direction: column;
    gap: 15px;
    animation: authFormIn 0.2s ease;
}

#authModal .form-group {
    margin: 0;
}

#authModal .form-label {
    display: block;
    margin: 0 0 7px;
    color: var(--text-primary);
    font-size: 0.79rem;
    font-weight: 650;
    letter-spacing: 0.015em;
}

#authModal .form-input,
#authModal .form-select {
    width: 100%;
    min-height: 50px;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    outline: none;
    background-color: var(--color-surface);
    color: var(--text-primary);
    font-size: 0.96rem;
    font-weight: 450;
    transition: border-color 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
}

#authModal .form-input::placeholder {
    color: var(--text-secondary);
}

#authModal .form-input:hover,
#authModal .form-select:hover {
    border-color: var(--color-border);
}

#authModal .form-input:focus,
#authModal .form-select:focus {
    border-color: var(--color-border);
    background-color: var(--color-surface);
    box-shadow: 0 0 0 3px var(--color-secondary);
}

#authModal .auth-code-input {
    text-align: center;
    font-size: 1.22rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    font-variant-numeric: tabular-nums;
}

#authModal .form-select {
    appearance: none;
    padding-right: 42px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238f9dad' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
}

#authModal .auth-forgot-link,
#authModal .btn-link {
    align-self: flex-end;
    width: auto;
    min-height: 44px;
    margin: -3px 0 0;
    padding: 2px 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--bold-blue);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.18s ease;
}

#authModal .auth-forgot-link:hover,
#authModal .btn-link:hover {
    color: var(--bold-blue);
    transform: none;
}

#authModal .auth-recovery-copy {
    display: grid;
    gap: 7px;
    margin: 0 0 4px;
    padding: 15px 16px;
    border: 1px solid var(--color-border);
    border-radius: 13px;
    background: var(--surface-2);
}

#authModal .auth-recovery-copy strong {
    color: var(--text-primary);
    font-size: 0.91rem;
    font-weight: 650;
}

#authModal .auth-recovery-copy span {
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.48;
}

#authModal .auth-inline-status {
    min-height: 0;
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.45;
}

#authModal .auth-inline-status:not(:empty) {
    min-height: 42px;
    padding: 11px 12px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: var(--surface-2);
}

#authModal .auth-inline-status[data-kind="success"] {
    color: var(--color-success);
    border-color: var(--color-border);
    background: var(--surface-2);
}

#authModal .auth-inline-status[data-kind="error"] {
    color: var(--color-error);
    border-color: var(--color-border);
    background: var(--surface-2);
}

#authModal .form-actions {
    display: flex;
    gap: 10px;
    margin: auto 0 0;
    padding-top: 8px;
}

#authModal .btn {
    flex: 1 1 0;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 16px;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    font-size: 0.91rem;
    font-weight: 680;
    cursor: pointer;
    transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

#authModal .btn:hover {
    transform: translateY(-1px);
}

#authModal .btn:focus-visible,
#authModal .auth-tab:focus-visible,
#authModal .modal-close:focus-visible,
#authModal .auth-forgot-link:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 3px;
}

#authModal .btn:disabled {
    cursor: wait;
    opacity: 0.58;
    transform: none;
}

#authModal .btn-primary {
    color: var(--button-fg);
    background: var(--button-bg);
    border-color: var(--color-border);
    box-shadow: none;
}

#authModal .btn-primary:hover {
    color: var(--button-fg);
    background: var(--button-hover-bg);
    box-shadow: none;
}

#authModal .btn-secondary {
    color: var(--text-primary);
    background: var(--surface-2);
    border-color: var(--color-border);
    box-shadow: none;
}

#authModal .btn-secondary:hover {
    color: var(--text-primary);
    background: var(--surface-2);
    border-color: var(--color-border);
}

@keyframes authModalIn {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.985);
    }

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

@keyframes authFormIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

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

@media (max-width: 680px) {
    #authModal.modal {
        padding: 10px;
    }

    #authModal .modal-content {
        width: min(440px, 100%);
        max-height: calc(100dvh - 20px);
        border-radius: 20px;
    }

    #authModal .modal-header {
        padding: 25px 58px 17px 21px;
    }

    #authModal .modal-close {
        top: 14px;
        right: 14px;
        width: 44px;
        height: 44px;
    }

    #authModal .modal-title {
        font-size: 1.45rem;
    }

    #authModal .auth-subtitle {
        margin-top: 7px;
        font-size: 0.82rem;
    }

    #authModal .modal-body {
        padding: 0 20px 22px;
    }

    #authModal .auth-tabs {
        margin-bottom: 18px;
    }

    #authModal .auth-form.active {
        gap: 12px;
    }

    #authModal .form-input,
    #authModal .form-select {
        min-height: 46px;
    }

    #authModal .form-actions {
        gap: 8px;
    }

    #authModal .btn {
        min-height: 45px;
        padding-inline: 11px;
        font-size: 0.86rem;
    }
}

@media (max-width: 390px) {
    #authModal .form-actions {
        flex-direction: column-reverse;
    }
}

@media (prefers-reduced-motion: reduce) {
    #authModal .modal-content,
    #authModal .auth-form.active {
        animation: none;
    }
}