/* Blue Mar authentication shell. Shared colors, spacing, radii, and interaction
 * states come from bm-ui.css; selectors stay scoped so auth styles cannot leak. */
body.guest-shell {
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    margin: 0;
    padding: var(--bm-space-6) var(--bm-space-5) 6rem;
    color: var(--bm-color-ink);
    font-family: var(--bm-font-body);
}

.guest-shell .guest-main {
    width: 100% !important;
    min-height: auto !important;
    height: auto !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0 !important;
    overflow-x: visible !important;
    margin: 0 !important;
    padding: 0 !important;
}

.guest-shell .floating-logo {
    position: fixed;
    left: 50%;
    bottom: var(--bm-space-6);
    transform: translateX(-50%);
}

.guest-shell .floating-logo img {
    width: clamp(120px, 22vw, 160px);
}

.guest-shell .login-wrapper {
    width: min(100%, 540px);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.guest-shell .login-box {
    width: 100%;
    max-width: 500px;
    box-sizing: border-box;
    border: 1px solid var(--bm-color-border);
    border-radius: var(--bm-radius-lg);
    background: var(--bm-color-surface);
    box-shadow: var(--bm-shadow-lg);
    padding: var(--bm-space-10) var(--bm-space-12);
}

.guest-shell .title-box {
    width: 100%;
    margin-bottom: var(--bm-space-8);
    text-align: center;
}

.guest-shell .logo {
    width: min(100%, 350px);
    margin-bottom: var(--bm-space-4);
}

.guest-shell .title {
    margin: 0 0 var(--bm-space-4);
    color: var(--bm-color-ink);
    font-family: var(--bm-font-display);
    font-size: clamp(2.625rem, 8vw, 4rem);
    font-weight: 300;
    letter-spacing: -0.035em;
    line-height: 1.05;
}

.guest-shell .form-group {
    margin-bottom: var(--bm-space-5);
}

.guest-shell .login-label {
    display: block;
    margin-bottom: var(--bm-space-2);
    color: var(--bm-color-ink-soft);
    font-size: var(--bm-text-sm);
    font-weight: 600;
}

.guest-shell .login-input {
    width: 100%;
    min-height: var(--bm-control-height);
    box-sizing: border-box;
    border: 1px solid var(--bm-color-border-strong);
    border-radius: var(--bm-radius-sm);
    background: var(--bm-color-surface);
    color: var(--bm-color-ink);
    padding: 0.65rem 0.75rem;
    font-size: var(--bm-text-md);
    font-weight: 400;
    outline: none;
    transition: border-color var(--bm-transition), box-shadow var(--bm-transition), background-color var(--bm-transition);
}

.guest-shell .login-input::placeholder {
    color: var(--bm-color-muted);
    font-weight: 300;
    opacity: 0.8;
}

.guest-shell .login-input:focus {
    border-color: var(--bm-color-primary);
    box-shadow: var(--bm-focus-ring);
}

.guest-shell .login-checkbox {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--bm-space-2);
    margin-top: var(--bm-space-3);
    margin-bottom: var(--bm-space-6);
    color: var(--bm-color-ink-soft);
    font-size: var(--bm-text-sm);
    font-weight: 400;
}

.guest-shell .login-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    margin: 0;
    accent-color: var(--bm-color-deep);
    cursor: pointer;
}

.guest-shell .login-checkbox label {
    cursor: pointer;
}

.guest-shell .login-btn {
    width: 100%;
    margin-top: var(--bm-space-3);
    background: var(--bm-color-deep);
    letter-spacing: 0.04em;
}

.guest-shell .login-btn:hover {
    background: var(--bm-color-deep-hover);
}

.guest-shell .bm-form-errors {
    width: 100%;
}

@media (max-width: 768px) {
    body.guest-shell {
        align-items: flex-start;
        padding: var(--bm-space-5) var(--bm-space-4) 4.5rem;
    }

    .guest-shell .guest-main {
        min-height: calc(100dvh - 90px) !important;
        justify-content: center !important;
    }

    .guest-shell .login-box {
        padding: var(--bm-space-6) var(--bm-space-5);
    }

    .guest-shell .title-box {
        margin-bottom: var(--bm-space-6);
    }
}