.mm-signup-dialog {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    place-items: center;
    overflow-x: hidden;
    overflow-y: auto;
    padding: 1.25rem;
    color: var(--graphite, #1a1a18);
    background: color-mix(in srgb, var(--graphite, #1a1a18) 48%, transparent);
    backdrop-filter: blur(6px);
}

.mm-signup-dialog.mm-signup-dialog--open {
    display: grid;
}

.mm-signup-dialog[hidden] {
    display: none;
}

.mm-signup-panel {
    position: relative;
    width: 100%;
    max-width: 36rem;
    margin-block: auto;
    overflow: hidden;
    border: 1px solid var(--pale-alloy, #b6aa92);
    border-radius: 0;
    background: var(--paper, #f7f4ed);
    box-shadow: 0 30px 90px color-mix(in srgb, var(--void, #0e0f0e) 28%, transparent);
}

.mm-signup-accent {
    position: absolute;
    inset-inline: 0;
    top: 0;
    z-index: 2;
    height: 3px;
    background: linear-gradient(90deg, var(--deep-red, #741b1c) 0 5.25rem, var(--pale-alloy, #b6aa92) 5.25rem 100%);
}

.mm-signup-corner {
    position: absolute;
    right: 0.75rem;
    bottom: 0.75rem;
    z-index: 2;
    width: 1.75rem;
    height: 1.75rem;
    border-right: 1px solid color-mix(in srgb, var(--deep-red, #741b1c) 48%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--deep-red, #741b1c) 48%, transparent);
    pointer-events: none;
}

.mm-signup-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 10;
    display: grid;
    width: 2.5rem;
    height: 2.5rem;
    place-items: center;
    border: 1px solid var(--pale-alloy, #b6aa92);
    border-radius: 0;
    color: var(--graphite, #1a1a18);
    background: var(--paper, #f7f4ed);
    font-size: 1.5rem;
    line-height: 1;
    transition: border-color 150ms ease, color 150ms ease;
}

.mm-signup-close:hover {
    border-color: var(--deep-red, #741b1c);
    color: var(--deep-red, #741b1c);
}

.mm-signup-close:focus-visible,
.mm-signup-input:focus-visible,
.mm-signup-submit:focus-visible,
.mm-signup-login a:focus-visible {
    outline: 2px solid var(--deep-red, #741b1c);
    outline-offset: 3px;
}

.mm-signup-header {
    position: relative;
    padding: 2.25rem 2.5rem 1.75rem;
    border-bottom: 1px solid var(--pale-alloy, #b6aa92);
    background: linear-gradient(135deg, color-mix(in srgb, var(--warm-bone, #d0c4aa) 42%, var(--paper, #f7f4ed)), var(--paper, #f7f4ed) 64%);
}

.mm-signup-crosshair {
    position: absolute;
    right: 2rem;
    bottom: 1.5rem;
    width: 2.5rem;
    height: 2.5rem;
    opacity: 0.45;
    background:
        linear-gradient(var(--pale-alloy, #b6aa92), var(--pale-alloy, #b6aa92)) center / 100% 1px no-repeat,
        linear-gradient(var(--pale-alloy, #b6aa92), var(--pale-alloy, #b6aa92)) center / 1px 100% no-repeat;
    pointer-events: none;
}

.mm-signup-logo {
    max-width: 9rem;
    max-height: 3.5rem;
    margin-bottom: 1.5rem;
    object-fit: contain;
    object-position: left;
}

.mm-signup-eyebrow {
    color: var(--deep-red, #741b1c);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.mm-signup-title {
    max-width: 85%;
    margin-top: 0.75rem;
    color: var(--graphite, #1a1a18);
    font-family: var(--gh-font-heading, Georgia), "Times New Roman", serif;
    font-size: 2.25rem;
    font-weight: 600;
    line-height: 1.15;
}

.mm-signup-description {
    max-width: 28rem;
    margin-top: 0.75rem;
    color: color-mix(in srgb, var(--graphite, #1a1a18) 70%, transparent);
    font-size: 0.875rem;
    line-height: 1.625;
}

.mm-signup-form {
    padding: 2rem 2.5rem 3rem;
}

.mm-signup-fields {
    display: grid;
    gap: 1.25rem;
}

.mm-signup-field {
    display: grid;
    gap: 0.5rem;
    color: var(--graphite, #1a1a18);
    font-size: 0.875rem;
    font-weight: 600;
}

.mm-signup-input {
    width: 100%;
    height: 3rem;
    padding-inline: 1rem;
    border: 1px solid var(--pale-alloy, #b6aa92);
    border-radius: 0;
    color: var(--graphite, #1a1a18);
    background: var(--paper, #f7f4ed);
    box-shadow: inset 0 1px 0 color-mix(in srgb, var(--pale-alloy, #b6aa92) 24%, transparent);
    font: inherit;
    font-weight: 400;
    outline: none;
    transition: border-color 150ms ease;
}

.mm-signup-input::placeholder {
    color: color-mix(in srgb, var(--graphite, #1a1a18) 40%, transparent);
}

.mm-signup-input:focus {
    border-color: var(--deep-red, #741b1c);
}

.mm-signup-submit {
    display: inline-flex;
    width: 100%;
    height: 3rem;
    align-items: center;
    justify-content: center;
    margin-top: 1.5rem;
    padding-inline: 1.25rem;
    border: 1px solid var(--deep-red, #741b1c);
    border-radius: 0;
    color: var(--paper, #f7f4ed);
    background: var(--deep-red, #741b1c);
    font-size: 0.875rem;
    font-weight: 600;
    transition: border-color 150ms ease, background-color 150ms ease;
}

.mm-signup-submit:hover {
    border-color: var(--void, #0e0f0e);
    background: var(--void, #0e0f0e);
}

.mm-signup-submit:disabled {
    cursor: wait;
    opacity: 0.7;
}

.mm-signup-loading-label,
.mm-signup-success {
    display: none;
}

.mm-signup-form.loading .mm-signup-submit-label {
    display: none;
}

.mm-signup-form.loading .mm-signup-loading-label {
    display: inline;
}

.mm-signup-error {
    margin-top: 0.75rem;
    color: var(--deep-red, #741b1c);
    font-size: 0.875rem;
    line-height: 1.625;
}

.mm-signup-error:empty {
    display: none;
}

.mm-signup-login {
    margin-top: 1.25rem;
    color: color-mix(in srgb, var(--graphite, #1a1a18) 65%, transparent);
    font-size: 0.875rem;
    text-align: center;
}

.mm-signup-login a {
    color: var(--deep-red, #741b1c);
    font-weight: 600;
    text-decoration: underline;
    text-decoration-color: color-mix(in srgb, var(--deep-red, #741b1c) 35%, transparent);
    text-underline-offset: 4px;
}

.mm-signup-form.success .mm-signup-fields,
.mm-signup-form.success .mm-signup-error,
.mm-signup-form.success .mm-signup-submit,
.mm-signup-form.success .mm-signup-login {
    display: none;
}

.mm-signup-form.success .mm-signup-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-block: 1.25rem;
    text-align: center;
}

.mm-signup-success-mark {
    display: grid;
    width: 3.5rem;
    height: 3.5rem;
    place-items: center;
    border: 1px solid var(--deep-red, #741b1c);
    color: var(--deep-red, #741b1c);
    font-size: 1.5rem;
}

.mm-signup-success h3 {
    margin-top: 1.25rem;
    color: var(--graphite, #1a1a18);
    font-family: var(--gh-font-heading, Georgia), "Times New Roman", serif;
    font-size: 1.5rem;
}

.mm-signup-success p {
    max-width: 24rem;
    margin-top: 0.5rem;
    color: color-mix(in srgb, var(--graphite, #1a1a18) 70%, transparent);
    font-size: 0.875rem;
    line-height: 1.625;
}

@media (max-width: 639px) {
    .mm-signup-dialog {
        padding: 0.75rem;
    }

    .mm-signup-header {
        padding: 2rem 1.5rem 1.5rem;
    }

    .mm-signup-title {
        font-size: 1.875rem;
    }

    .mm-signup-form {
        padding: 1.5rem 1.5rem 3rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .mm-signup-close,
    .mm-signup-input,
    .mm-signup-submit {
        transition: none;
    }
}