.auth-page body {
    background: var(--color-bg, #030a05);
    position: relative;
}

.auth-page body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 100% 80% at 50% -20%, rgba(34, 197, 94, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 60% at 100% 100%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse 40% 40% at 0% 80%, rgba(34, 197, 94, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.auth-container-wrapper {
    flex-grow: 1;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: var(--space-lg, 24px);
    padding-top: 6vh;
    min-height: calc(100vh - 80px);
    animation: authReveal 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes authReveal {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.auth-container {
    max-width: 440px;
    perspective: 1000px;
    width: 100%;
}

.auth-card {
    position: relative;
    width: 100%;
    transition: transform 0.7s cubic-bezier(0.68, -0.55, 0.27, 1.55), height 0.5s ease-out;
    transform-style: preserve-3d;
    border-radius: var(--radius-xl, 24px);
}

.auth-card.show-signup {
    transform: rotateY(180deg);
}


.auth-card.static-card .form-wrapper {
    position: relative;
    height: auto;
}

.form-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    overflow: hidden;
    border-radius: var(--radius-xl, 24px);
    background: var(--color-bg-card, rgba(8, 32, 15, 0.6));
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-subtle, rgba(195, 255, 202, 0.08));
    padding: var(--space-2xl, 48px) var(--space-xl, 32px);
    display: flex;
    flex-direction: column;
    box-shadow:
        0 32px 64px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.03) inset;
}

.form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(195, 255, 202, 0.2), transparent);
}

#login-form-wrapper {
    transform: rotateY(0deg);
    z-index: 2;
}

#signup-form-wrapper {
    transform: rotateY(180deg);
}

.form-inner-content {
    width: 100%;
}

.auth-card h1 {
    text-align: center;
    font-size: var(--font-2xl, 1.5rem);
    margin-bottom: var(--space-xl, 32px);
    margin-top: 0;
    color: var(--color-text-bright, #f0fff4);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.auth-card .btn {
    width: 100%;
    padding: var(--space-sm, 8px) var(--space-lg, 24px);
    font-size: var(--font-base, 1rem);
    margin-top: var(--space-md, 16px);
    height: 48px;
}

.terms-group {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm, 8px);
    margin-bottom: var(--space-lg, 24px);
}

.terms-group input[type="checkbox"] {
    margin-top: 4px;
    flex-shrink: 0;
    accent-color: var(--color-primary, #22c55e);
}

.terms-group label {
    font-size: var(--font-sm, 0.875rem);
    font-weight: normal;
    color: var(--color-text-muted, #8fb896);
    margin-bottom: 0;
    line-height: 1.5;
}

.terms-group label a {
    text-decoration: underline;
    color: var(--color-primary, #22c55e);
}

.toggle-link {
    text-align: center;
    margin-top: var(--space-lg, 24px);
    font-size: var(--font-sm, 0.875rem);
    color: var(--color-text-muted, #8fb896);
}

.toggle-link a {
    font-weight: 500;
    cursor: pointer;
    text-decoration: underline;
    color: var(--color-primary, #22c55e);
}

.toggle-link a:hover {
    color: var(--color-primary-hover, #16a34a);
}

.divider-or {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--space-lg, 24px) 0;
    font-size: var(--font-sm, 0.875rem);
    color: var(--color-text-muted, #8fb896);
    gap: var(--space-md, 16px);
}

.divider-or::before,
.divider-or::after {
    content: '';
    flex-grow: 1;
    height: 1px;
    background: var(--border-default, rgba(195, 255, 202, 0.12));
}

.forgot-password-link {
    text-align: right;
    margin-bottom: var(--space-md, 16px);
    margin-top: calc(-1 * var(--space-sm, 8px));
    font-size: var(--font-sm, 0.875rem);
}

.forgot-password-link a {
    color: var(--color-text-muted, #8fb896);
}

.forgot-password-link a:hover {
    color: var(--color-primary, #22c55e);
}

.alert {
    padding: var(--space-sm, 8px) var(--space-md, 16px);
    margin-bottom: var(--space-lg, 24px);
    border-radius: var(--radius-md, 10px);
    font-size: var(--font-sm, 0.875rem);
    border: 1px solid transparent;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm, 8px);
}

.alert-success {
    color: var(--color-success, #22c55e);
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.2);
}

.alert-danger {
    color: #fca5a5;
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
}

.btn-google {
    background: #fff;
    color: #1f2937;
    border: 1px solid #e5e7eb;
    font-weight: 500;
}

.btn-google:hover {
    background: #f9fafb;
    border-color: #d1d5db;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-google svg {
    stroke: none;
}

@media (max-width: 480px) {
    .form-wrapper {
        padding: var(--space-xl, 32px) var(--space-lg, 24px);
        border-radius: var(--radius-lg, 16px);
    }

    .auth-card h1 {
        font-size: var(--font-xl, 1.25rem);
        margin-bottom: var(--space-lg, 24px);
    }

    .auth-container-wrapper {
        padding: var(--space-md, 16px);
    }
}