/* Authentication Modal Styles */
.auth-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    z-index: 1050;
    animation: fadeIn 0.3s ease;
}

.auth-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 450px;
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    animation: slideUp 0.4s ease;
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #666;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.close-btn:hover {
    transform: rotate(90deg);
}

.auth-title {
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.auth-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 2rem;
}

.social-auth {
    display: grid;
    gap: 1rem;
    margin-bottom: 2rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 10px;
    background: white;
    font-weight: 500;
    transition: all 0.3s ease;
}

.social-btn:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.social-btn.google {
    color: #ea4335;
}

.social-btn.facebook {
    color: #1877f2;
}

.divider {
    text-align: center;
    margin: 2rem 0;
    position: relative;
}

.divider::before,
.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 45%;
    height: 1px;
    background: #ddd;
}

.divider::before {
    left: 0;
}

.divider::after {
    right: 0;
}

.divider span {
    background: white;
    padding: 0 1rem;
    color: #666;
    font-size: 0.9rem;
}

.form-floating {
    margin-bottom: 1rem;
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.25rem rgba(22, 199, 154, 0.25);
}

.auth-btn {
    width: 100%;
    padding: 0.75rem;
    background: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.auth-btn:hover {
    background: #14b589;
    transform: translateY(-2px);
}

.switch-text {
    text-align: center;
    margin-top: 1.5rem;
    color: #666;
}

.switch-text a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
}

.forgot-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translate(-50%, -40%);
        opacity: 0;
    }
    to {
        transform: translate(-50%, -50%);
        opacity: 1;
    }
}

/* Form transition animations */
.auth-form {
    animation: formIn 0.4s ease;
}

@keyframes formIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#forgotForm {
    animation: formIn 0.4s ease;
}

.forgot-link:hover {
    color: #14b589;
    text-decoration: underline;
}