body {
    background-color: #e6f0ff;
}

.signin-container {
    max-width: 24rem;
    margin: 4rem auto;
    padding: 0 1rem;
}

.signin-card {
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 2rem;
}

.signin-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.signin-title {
    font-size: 1.875rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.signin-subtitle {
    color: #666;
    margin-bottom: 1.5rem;
}

.google-signin {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: #dc2626;
    color: white;
    padding: 0.5rem;
    border-radius: 0.375rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: background-color 0.3s;
}

.google-signin:hover {
    background: #b91c1c;
}

.google-icon {
    width: 1.25rem;
    height: 1.25rem;
}

.divider {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
}

.divider-line {
    flex-grow: 1;
    height: 1px;
    background: #e5e7eb;
}

.divider-text {
    padding: 0 0.75rem;
    color: #666;
}

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

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #e5e7eb;
    border-radius: 0.375rem;
    transition: border-color 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.forgot-password {
    color: #3b82f6;
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

.signin-button {
    width: 100%;
    background: #3b82f6;
    color: white;
    padding: 0.75rem;
    border-radius: 0.375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.signin-button:hover {
    background: #2563eb;
}

.signup-prompt {
    text-align: center;
    margin-top: 1rem;
    color: #666;
}

.signup-link {
    color: #3b82f6;
    text-decoration: none;
}

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

.return-link {
    display: block;
    text-align: center;
    color: #4b5563;
    text-decoration: none;
    margin-top: 1rem;
    transition: color 0.3s;
}

.return-link:hover {
    color: #3b82f6;
}