* {
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

html,
body {
    width: 100%;
    height: 100%;
    min-height: 100dvh;
    overflow: hidden;
}

body {
    min-width: 300px;
    margin: 0;
    background-color: var(--login-page-bg);
    color: var(--login-text);
    font-family: Arial, sans-serif;
    -webkit-tap-highlight-color: var(--color-transparent);
}

button,
input {
    font: inherit;
}

button,
a {
    -webkit-user-select: none;
    user-select: none;
}

input {
    -webkit-user-select: text;
    user-select: text;
}

.login-page {
    width: 100%;
    height: 100dvh;
    display: grid;
    place-items: center;
    padding: 10px;
    background-color: var(--login-page-bg);
}

.auth-card {
    width: min(100%, 364px);
    max-height: calc(100dvh - 20px);
    display: grid;
    gap: 10px;
    padding: 14px;
    overflow: auto;
    border: 1px solid var(--login-panel-border);
    border-radius: 8px;
    background-color: var(--login-panel-bg);
    box-shadow: 0 18px 44px var(--login-shadow);
}

.auth-topbar {
    min-width: 0;
    min-height: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.brand-mark {
    min-width: 0;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--login-text);
    font-size: 16px;
    font-weight: 800;
    line-height: 1;
    text-decoration: none;
}

.brand-mark > span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.brand-mark span span {
    color: var(--login-brand-accent-text);
}

.link {
    color: var(--login-link-text);
}

.brand-logo {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    object-fit: contain;
}

.ghost-action {
    min-width: 0;
    min-height: 28px;
    padding: 3px 8px;
    border: 1px solid var(--login-border-soft);
    border-radius: 6px;
    background-color: var(--color-transparent);
    color: var(--login-muted);
    cursor: pointer;
    font-size: 12px;
    font-weight: 800;
    line-height: 1.2;
}

.close-action {
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 0;
    background-color: var(--color-transparent);
    color: var(--login-close-text);
    cursor: pointer;
    font-size: 18px;
    font-weight: 900;
    line-height: 1;
}

.auth-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 3px;
    min-height: 36px;
    padding: 3px;
    border: 1px solid var(--login-border-soft);
    border-radius: 7px;
    background-color: var(--login-tab-list-bg);
}

.auth-tab {
    min-width: 0;
    min-height: 28px;
    padding: 5px 8px;
    border: 0;
    border-radius: 6px;
    background-color: var(--color-transparent);
    color: var(--login-muted);
    cursor: pointer;
    font-size: 13px;
    font-weight: 800;
    line-height: 1.2;
}

.auth-tab[aria-selected="true"] {
    background-color: var(--login-tab-active-bg);
    color: var(--text-on-accent);
    box-shadow: inset 0 0 0 1px var(--login-tab-active-ring);
}

.auth-panel {
    display: grid;
    gap: 10px;
}

.email-panel {
    margin-top: 5px;
}

.email-separator {
    height: 1px;
    margin: 8px 0 2px;
    background-color: var(--login-border-soft);
}

.auth-heading {
    display: grid;
    gap: 2px;
}

.auth-heading h1,
.legal-dialog h2 {
    margin: 0;
    color: var(--login-text);
    font-size: 22px;
    line-height: 1.05;
    letter-spacing: 0;
}

.auth-heading p,
.legal-dialog p {
    margin: 0;
    color: var(--login-muted);
    font-size: 12px;
    line-height: 1.25;
}

.provider-stack {
    display: grid;
    gap: 8px;
}

.provider-button,
.primary-action {
    min-width: 0;
    min-height: 42px;
    border-radius: 6px;
    line-height: 1.2;
    cursor: pointer;
}

.provider-button {
    display: grid;
    grid-template-columns: 24px minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid var(--login-border-soft-strong);
    background-color: var(--login-provider-button-bg);
    color: var(--login-provider-button-text);
    font-size: 14px;
    font-weight: 800;
    text-align: left;
    text-decoration: none;
}

.provider-button-disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.provider-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 5px;
    font-weight: 900;
}

.provider-icon-google {
    background-color: var(--text-on-accent);
}

.provider-icon-google svg {
    width: 16px;
    height: 16px;
    display: block;
}

.provider-icon-facebook {
    background-color: var(--palette-accent-strong);
    color: var(--text-on-accent);
    font-size: 19px;
}

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

.register-fields {
    display: grid;
    gap: 8px;
}

.email-mode-copy {
    margin: 0;
    padding: 7px 9px;
    border: 1px solid var(--login-border-soft);
    border-radius: 6px;
    background-color: var(--login-email-mode-copy-bg);
    color: var(--login-muted);
    font-size: 12px;
    line-height: 1.25;
}

.email-legal-panel {
    display: grid;
    gap: 8px;
    padding: 9px;
    border: 1px solid var(--login-border-soft);
    border-radius: 6px;
    background-color: var(--login-email-legal-panel-bg);
}

.email-legal-panel p {
    margin: 0;
    color: var(--login-muted);
    font-size: 12px;
    line-height: 1.25;
}

.field-group {
    display: grid;
    gap: 4px;
}

.field-group label {
    color: var(--login-field-label-text);
    font-size: 12px;
    font-weight: 800;
}

.input-field {
    width: 100%;
    min-height: 40px;
    padding: 8px 10px;
    border: 1px solid var(--login-border-mid);
    border-radius: 6px;
    background-color: var(--login-input-bg);
    color: var(--text-on-accent);
    font-size: 15px;
    line-height: 1.25;
}

.input-field::placeholder {
    color: var(--auth-disabled-text);
}

.input-field:-webkit-autofill,
.input-field:-webkit-autofill:hover,
.input-field:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--text-on-accent);
    caret-color: var(--text-on-accent);
    box-shadow: 0 0 0 1000px var(--login-input-bg) inset;
    transition: background-color 5000s ease-in-out 0s;
}

.provider-button:focus,
.auth-tab:focus,
.input-field:focus,
.password-toggle:focus,
.primary-action:focus,
.close-action:focus,
.ghost-action:focus,
.register-switch:focus-within {
    outline: 2px solid var(--login-focus-outline);
    outline-offset: 2px;
}

.input-field.is-invalid {
    border-color: var(--login-invalid-border);
    box-shadow: 0 0 0 1px var(--login-invalid-ring);
}

.input-field.pulse-attention {
    animation: login-pulse-attention 1.3s ease-out 2;
}

@keyframes login-pulse-attention {
    0%,
    100% {
        box-shadow: none;
    }

    45% {
        box-shadow: 0 0 0 3px var(--login-invalid-ring), 0 0 0 6px var(--login-tab-active-ring);
    }
}

.password-input-wrap {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 40px;
    gap: 7px;
    align-items: stretch;
}

.password-toggle {
    min-height: 40px;
    border: 1px solid var(--login-border-mid);
    border-radius: 6px;
    background-color: var(--login-password-toggle-bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle img {
    width: 18px;
    height: 18px;
    object-fit: contain;
    filter: invert(1);
    opacity: 0.82;
}

.field-error,
.field-warning {
    margin-top: 0;
    font-size: 11px;
    line-height: 1.25;
}

.field-error {
    color: var(--login-error-soft-text);
}

.field-warning {
    color: var(--login-warning-text);
}

.primary-action {
    padding: 8px 12px;
    border: 1px solid var(--login-submit-button-border);
    background-color: var(--login-submit-button-bg);
    color: var(--text-on-accent);
    font-size: 15px;
    font-weight: 800;
}

.primary-action:disabled {
    cursor: not-allowed;
    opacity: var(--login-primary-action-disabled-opacity);
}

.register-switch {
    min-height: 40px;
    display: grid;
    grid-template-columns: 24px minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid var(--login-border-soft);
    border-radius: 6px;
    background-color: var(--login-register-switch-bg);
    color: var(--login-muted);
    cursor: pointer;
    font-size: 12px;
    line-height: 1.25;
}

.register-switch input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.switch-mark {
    width: 22px;
    height: 22px;
    display: grid;
    place-items: center;
    border: 1px solid var(--login-register-switch-mark-border);
    border-radius: 999px;
    background-color: var(--login-input-bg);
}

.switch-mark::after {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background-color: var(--color-transparent);
}

.register-switch input:checked + .switch-mark {
    border-color: var(--login-register-switch-checked-border);
    background-color: var(--login-register-switch-checked-bg);
}

.register-switch input:checked + .switch-mark::after {
    background-color: var(--login-register-switch-checked-dot);
}

.register-switch strong {
    color: var(--login-register-switch-emphasis-text);
}

.recovery-link {
    justify-self: center;
    font-size: 12px;
    line-height: 1.25;
}

.auth-footer {
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    flex-wrap: wrap;
    color: var(--login-muted);
    font-size: 12px;
    line-height: 1.25;
    text-align: center;
}

.link {
    text-decoration: none;
}

.form-message {
    padding: 7px 9px;
    border: 1px solid var(--login-border-soft-strong);
    border-radius: 6px;
    font-size: 12px;
    line-height: 1.25;
}

.form-message-error {
    background-color: var(--login-error-bg);
    color: var(--login-error-text);
    border-color: var(--login-error-border);
}

.form-message-success {
    background-color: var(--login-success-bg);
    color: var(--login-success);
    border-color: var(--login-success-border);
}

.legal-modal {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: grid;
    place-items: center;
    padding: 12px;
}

.legal-backdrop {
    position: absolute;
    inset: 0;
    background-color: var(--login-backdrop-bg);
}

.legal-dialog {
    position: relative;
    z-index: 1;
    width: min(100%, 370px);
    max-height: calc(100dvh - 24px);
    display: grid;
    gap: 10px;
    padding: 14px;
    overflow: hidden;
    border: 1px solid var(--login-panel-border);
    border-radius: 8px;
    background-color: var(--login-panel-bg);
    box-shadow: 0 18px 48px var(--login-shadow-strong);
}

.legal-check {
    display: grid;
    grid-template-columns: 18px minmax(0, 1fr);
    gap: 8px;
    align-items: start;
    padding: 7px 8px;
    border: 1px solid var(--login-checkbox-border);
    border-radius: 6px;
    background-color: var(--login-checkbox-bg);
    color: var(--login-muted);
    font-size: 12px;
    line-height: 1.3;
    transition: background-color 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease, color 0.16s ease;
}

.legal-check input {
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: var(--login-checkbox-accent);
}

.legal-check:has(input:checked) {
    border-color: var(--login-checkbox-checked-border);
    background-color: var(--login-checkbox-checked-bg);
    color: var(--login-checkbox-checked-text);
    box-shadow: inset 0 0 0 1px var(--login-checkbox-checked-ring);
}

.legal-check:has(input:checked) input {
    accent-color: var(--login-checkbox-checked-accent);
}

.legal-actions {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 8px;
}

@media (hover: hover) and (pointer: fine) {
    .provider-button:not(:disabled):hover,
    .auth-tab:hover,
    .primary-action:not(:disabled):hover,
    .close-action:hover,
    .ghost-action:hover,
    .password-toggle:hover,
    .register-switch:hover {
        filter: brightness(1.14);
    }

    .link:hover {
        text-decoration: underline;
    }
}

@media (hover: none), (pointer: coarse) {
    .provider-button:not(:disabled):active,
    .auth-tab:active,
    .primary-action:not(:disabled):active,
    .close-action:active,
    .ghost-action:active,
    .password-toggle:active,
    .register-switch:active {
        transform: scale(0.98);
    }
}

@media (max-width: 380px) {
    .login-page,
    .legal-modal {
        padding: 8px;
    }

    .auth-card,
    .legal-dialog {
        width: 100%;
        padding: 12px;
        gap: 8px;
    }

    .brand-mark {
        font-size: 15px;
    }

    .auth-heading h1,
    .legal-dialog h2 {
        font-size: 20px;
    }
}

@media (max-height: 560px) {
    .login-page {
        padding: 6px;
    }

    .auth-card {
        max-height: calc(100dvh - 12px);
        padding: 10px;
        gap: 6px;
    }

    .auth-topbar,
    .close-action,
    .ghost-action {
        min-height: 24px;
    }

    .brand-logo {
        width: 21px;
        height: 21px;
        flex-basis: 21px;
    }

    .brand-mark {
        font-size: 14px;
    }

    .auth-tabs {
        min-height: 32px;
    }

    .auth-tab {
        min-height: 24px;
    }

    .auth-heading h1,
    .legal-dialog h2 {
        font-size: 19px;
    }

    .auth-heading p,
    .legal-dialog p,
    .auth-footer,
    .register-switch,
    .recovery-link,
    .field-group label,
    .form-message {
        font-size: 11px;
    }

    .provider-button,
    .primary-action,
    .register-switch,
    .input-field,
    .password-toggle {
        min-height: 36px;
    }

    .password-input-wrap {
        grid-template-columns: minmax(0, 1fr) 36px;
    }
}