body {
    font-family: 'Be Vietnam Pro', sans-serif;
    background-color: #FDFBF8;
    color: #333;
}
.login-container {
    background-color: #FFFFFF;
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -2px rgb(0 0 0 / 0.05);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
}
.input-field {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #D1D5DB;
    border-radius: 0.5rem;
    font-size: 1rem;
    color: #374151;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.input-field:focus {
    outline: none;
    border-color: #F59E0B;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}
.submit-button {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: #F59E0B;
    color: white;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: background-color 0.2s, transform 0.2s;
}
.submit-button:hover {
    background-color: #D97706;
    transform: translateY(-1px);
}
.submit-button:active {
    transform: translateY(0);
}
.google-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: #4285F4; /* Google Blue */
    color: white;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: background-color 0.2s, transform 0.2s;
    margin-top: 1rem;
}
.google-button:hover {
    background-color: #357ae8;
    transform: translateY(-1px);
}
.google-button img {
    margin-right: 0.75rem;
    width: 20px;
    height: 20px;
}

:root { --brand:#f59e0b; }
.login-card { max-width: 480px; width: 100%; }
.input-field {
    width: 100%; border:1px solid #e5e7eb; padding: 10px 12px; border-radius: 10px; outline: none;
    transition: border-color .15s ease;
}
.input-field:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgb(245 158 11 / .15); }
.tab-btn-active { color: var(--brand); border-color: var(--brand); background: #fff7ed; }